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LG LGXBR342 Service Manual

Vcr+dvd recoder
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VCR+DVD RECODER
SERVICE MANUAL
MODEL : LGXBR342
CAUTION
BEFORE SERVICING THE UNIT, READ THE "SAFETY PRECAUTIONS"
IN THIS MANUAL.
CD-R/RW
Printed in Korea
P/NO : 3829RGN002W
JANUARY, 2004

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  • Page 1 VCR+DVD RECODER SERVICE MANUAL MODEL : LGXBR342 CAUTION BEFORE SERVICING THE UNIT, READ THE “SAFETY PRECAUTIONS” IN THIS MANUAL. CD-R/RW Printed in Korea P/NO : 3829RGN002W JANUARY, 2004...
  • Page 2 SECTION 1 SUMMARY CONTENTS PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS ..... 1-2 SERVICING PRECAUTIONS ....................1-3 SPECIFICATIONS ........................1-4...
  • Page 3 PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS IMPORTANT SAFETY NOTICE A.C. Voltmeter This manual was prepared for use only by properly trained audio-video service technicians. When servicing this product, under no circumstances should the original design be modified or altered without permission from Zenith Electronics Corporation.
  • Page 4 SERVICING PRECAUTIONS Electrostatically Sensitive (ES) Devices CAUTION: Before servicing the VCR + DVD RECODER cov- ered by this service data and its supplements and addends, Some semiconductor (solid state) devices can be damaged read and follow the SAFETY PRECAUTIONS. NOTE: if easily by static electricity.
  • Page 5 SPECIFICATIONS General Power requirements AC 120V, 50/60 Hz Power consumption Dimensions (approx.) 430 X 83.5 X 360 mm Mass (approx.) 6.8 kg Operating temperature 5 °C ~ 40 °C Standard Condition -20 °C ~ -60 °C Signal system NTSC VDR PART Read Disc Format DVD Disc : DVD Video Specification Book.
  • Page 6 SECTION 2 CABINET & MAIN CHASSIS CONTENTS EXPLODED VIEWS ........................2-2 1. Cabinet and Main Frame Section ...................2-2 2. Packing Accessory Section ....................2-3...
  • Page 7 EXPLODED VIEWS 1. Cabinet and Main Frame Section...
  • Page 8 2. Packing Accessory Section OPTIONAL PARTS 810 CABLE ASS'Y RF CABLE(COAXIAL) PLUG ASS'Y 1WAY BATTERY PLUG ASS'Y 2WAY REMOCON INSTRUCTION ASSEMBLY PACKING PACKING BOX CARTON...

  • Page 9: Table Of Contents

    SECTION 3 ELECTRICAL CONTENTS OVERALL WIRING DIAGRAM • CIRCUIT VOLTAGE CHART ........3-90 ......3-2 PRINTED CIRCUIT DIAGRAMS ......3-94 VCR PART 1. VCR P.C.BOARD(TOP VIEW) .......3-94 ELECTRICAL ADJUSTMENT 2. POWER P.C.BOARD (BOTTOM VIEW)....3-96 PROCEDURES ............3-3 RL-01A LOADER PART VCR ELECTRICAL TROUBLESHOOTING ELECTRICAL TROUBLESHOOTING GUIDE ................3-4 GUIDE...

  • Page 10: Overall Wiring Diagram

    OVERALL WIRING DIAGRAM...

  • Page 11: Vcr Part

    VCR PART ELECTRICAL ADJUSTMENT PROCEDURES 1. Servo Adjustment 1) PG Adjustment • Test Equipment a) OSCILLOSCOPE b) NTSC MODEL : NTSC SP TEST TAPE • Adjustment And Specification MODE MEASUREMENT POINT ADJUSTMENT POINT SPECIFICATION V.Out PLAY R/C TRK JIG KEY 6.5 ±...

  • Page 12: Vcr Electrical Troubleshooting Guide

    VCR ELECTRICAL TROUBLESHOOTING GUIDE 1. Power(SMPS) CIRCUIT Is the D127 NO 5.3VA. Replace the D127 normal? Replace the F101 Is the D128 Is the F101 normal? Replace the D128 (Use the same Fuse) normal? Is the BD101 Power Line of Main Replace the BD101 Normal? PCB(VCR) is short...
  • Page 13 VCR ELECTRICAL TROUBLESHOOTING GUIDE (To Cap, Drum Motor ) No 12VA No REG 12V Is the Vcc(13V) Check or Replace Is the Vcc(13V) sup- Check or Replace supplied to C130? the D126 plied to Q126Collector? the D126 Is the D132 Is the Vcc(33V) sup- Check the ‘PWR CTL Replace the D132...
  • Page 14 VCR ELECTRICAL TROUBLESHOOTING GUIDE No 28V (HSR) Check or Replace Is the Vcc(30V) supplied to Q120 Collector? the D129 Check or Replace Is the Vcc(30V) sup- plied to Q120 Base? the ZD153 Check the ‘HSR “H” Is the Vcc(33V) supplied to Q121 Collector? signal from µ-com Check or Replace the...

  • Page 15: System/Key Circuit

    VCR ELECTRICAL TROUBLESHOOTING GUIDE 2. SYSTEM/KEY CIRCUIT (1) AUTO STOP Auto Stop Check the Drum Motor Does the SW30 waveform appear at IC501 Pin18? signal. Do T/UP Reel Pulses Do the T-UP Reel Pulses Does 5V appear at the appear at the point appear at IC501 Pin80? RS501? between R556 and R536?

  • Page 16: Servo Circuit

    VCR ELECTRICAL TROUBLESHOOTING GUIDE 3. SERVO CIRCUIT (1) Unstable Video in PB MODE Does the Noise level of the screen change periodically? Readjust the height of the Do the CTL pulses appear Is the height adjustment of CTL Head. at IC501 Pin97? the CTL Head accurate? Confirm the CFG Check Deck Motor.
  • Page 17 VCR ELECTRICAL TROUBLESHOOTING GUIDE 2. SERVO CIRCUIT (3) When the Capstan Motor doesn’t run, When the Capstan Motor doesn’t run, Refer to “SMPS(CAPSTAN/12Volt) Does 12VA appear at PMC01? Trouble Shooting”. Does 2.8V appear at PMC01? Check the PMC01 and the Capstan Does the PWM signal appear at IC501 Pin77? Motor Ass’y.

  • Page 18: Osd Circuit

    VCR ELECTRICAL TROUBLESHOOTING GUIDE 2. SERVO CIRCUIT (4) Keys do not work Keys do not work Is 5V applied to IC501 Refer to “SMPS 5.3VA Pin78? Trouble Shooting”. Does FLD change when Replace the defective a function button is switches. pressed? 4.

  • Page 19: Y/C Circuit

    VCR ELECTRICAL TROUBLESHOOTING GUIDE 5. Y/C CIRCUIT (1) No Video in EE Mode, No Video in EE Mode Does the Video signal Check VDR Video Input appear at IC301 (PMD02 Pin 5), Tuner Video Pins28, 30, 32? Input (TU701 Pin24), Line Video Input (IC602 Pins 1, 3, 5, 7), respectively.
  • Page 20 VCR ELECTRICAL TROUBLESHOOTING GUIDE 3. Y/C CIRCUIT (2) When the Y(Luminance) signal doesn’t appear on the screen in PB Mode, Is 5V applied to IC301 Check the line of the REG 5V Line. (Power Circuit) Pins23, 44, 45, 52, 68, 77? Is the Y/C Bus siganl Refer to ‘SYSTEM Y/C applied to IC301 Pins53,...
  • Page 21 VCR ELECTRICAL TROUBLESHOOTING GUIDE 3. Y/C CIRCUIT (3) When the C(Color) signal doesn’t appear on the screen in PB Mode, Is 5V applied to IC301 Check the line of the REG 5V Line. (Power Circuit) Pins23, 44, 45, 52, 68, 77? Does the Color signal Is X301 (3.58MHz) appear at IC301...
  • Page 22 VCR ELECTRICAL TROUBLESHOOTING GUIDE 3. Y/C CIRCUIT (4) When the Video signal doesn’t appear on the screen in REC Mode, REC mode Is EE mode normal? Check the EE mode Is brightness normal? Is color normal? Is the brightness signal sup- Does signal appear at Check X301 oscillation IC301 Pins41, 50?

  • Page 23: Tuner/If Circuit

    VCR ELECTRICAL TROUBLESHOOTING GUIDE 6. Tuner/IF CIRCUIT (1) No Picture on the TV screen No picture on the TV screen Does the Video signal Is +33V applied to TU701 Check 33V line. appear at TU701 Pin16. Pin14? Is +5V applied to TU701 Check 5V line.
  • Page 24 VCR ELECTRICAL TROUBLESHOOTING GUIDE (B) No Sound No Sound. Check the Vcc of IC701 Pins1, 11, 19, Check 5.2V Line. 22, 33. Check the Tuner SiF signal at IC701 Check the Tuner SIF of TU701 Pin22. Pin2. Check the oscillator of IC701 Pins5, 6. Replace X751 Check the IIC Clock and Data at IC701 Check the Audio of IC701 Pins30, 31.

  • Page 25: Hi-Fi Circuit

    VCR ELECTRICAL TROUBLESHOOTING GUIDE 7. Hi-Fi CIRCUIT (1) No Sound(EE Mode) No Sound. Check the TU Audio of IC801 Check the IC701 Pins30, 31. Pins2, 3. Check the DVD Audio of IC801 Check the VDR MODULE. Pins4, 5. (PMD02 Pins23, 25). Check the AV1 Audio of IC801 Check the RCA Jack.
  • Page 26 VCR ELECTRICAL TROUBLESHOOTING GUIDE 3. Y/C CIRCUIT (2) Hi-Fi Playback PB mode No Sound. Check the Vcc of IC801 Check Power 5.2V, 12V. (Pins34, 40) Check the Hi-Fi Selection switch. Check IC501 Pin19 (A.H/SW) (IC801 Pin41) and the Tape quality. Is the RF Envelope at IC801 Pin44 over 2Vp-p? Check IC801 Pin42(Data),...
  • Page 27 VCR ELECTRICAL TROUBLESHOOTING GUIDE Hi-Fi REC. It can’t be recorded Hi-Fi Audio signal. Check Vcc of IC801.(Pins34, 40) Check Power 5V, 12V. Check ports of µ-COM. Check IC801 Pin42(Data), Pin43(CLOCK). (IC501 pins 71, 72) Check Audio input signal of IC801 Do Audio signals appear at IC801 Pins2, 3(TU.A.), 4, 5(AV1), 6, 7(VDR.A.), Pins16, 17?

  • Page 28: Block Diagrams

    BLOCK DIAGRAMS 1. POWER(SMPS) BLOCK DIAGRAM RECTIFIER & T101 TH01 SMOOTING BLOCK BD101 TO VCR (D128,C133,R130) RECTIFIER & (P101) SMOOTING BLOCK 5.3VA (D127,C131,L125,C132) RECTIFIER & SNUBBER 5.0V SMOOTING BLOCK BLOCK HSR S/W Block C103 (D126,C136,L122,C130) (D101,C105 Cap Vcc (Q120,ZD153,C135, C106,R103) RECTIFIER &...

  • Page 29: Tuner/Mtz Block Diagram

    2. TUNER/MTZ BLOCK DIAGRAM (PMP01-6) TU701 TUNER 5.0V (PMP01-2) IC701 MSP3407 AVCP IC TU.V.OUT (IC301) IIC CLK TU.A.L IIC DATA TU.A.R V.IN CH S/W IIC CLK IIC DATA FROM/TO VCR'H' MICOM FROM VDR A.L (IC501) JACK A.IN Q702 PART FROM/TO MICOM VDR A.R (IC501)

  • Page 30: Y/C Block Diagram

    3. Y/C BLOCK DIAGRAM (PB Mode) (REC Mode) 55 54 53 51 50 49 48 47 55 54 53 320FH SERIAL VX01 DECODER AUDIO C-ROT MUTE RF-SW HA SW CLAMP CLAMP EP REC EP PB 'A' CLAMP IC302 EP PB 'B' CLAMP TU/LINE1 MAIN...

  • Page 31: Normal Audio Block Diagram

    4. NORMAL AUDIO BLOCK DIAGRAM (EE Mode) (PB Mode) (REC Mode) 3-26 3-27...

  • Page 32: Jack Block Diagram

    5. JACK BLOCK DIAGRAM VIDEO SW IC To Hi-Fi To.AVCP IC601 To.AVCP JK601 A/V JACK From AVCP AV1 Video in AV1 Audio in PMD02 To TUNER (L/R) 1) Front Video IC601 MOD VIDEO VIDEO AMP IC 3) Mixed Video Video Out 5) VDR CVBS 7) VCR Video 9) Y (Super)

  • Page 33: Hi-Fi Block Diagram

    6. Hi-Fi BLOCK DIAGRAM Hi-Fi/ Block 36 35 AUDIO INPUT BLOCK Hi-Fi IC801 Block • TUNER • DVD • AV1 • AV2 Audio Out (To.VDR) NORMAL A.OUT (TO VDR) NORMAL A.IN (FROM AVCP) 3-30 3-31...

  • Page 34: System Block Diagram

    7. SYSTEM BLOCK DIAGRAM TO/FROM DECK TO/FROM AVCP 5.3VA MODE S/W MS501 95 94 9 18 13 16 87 12 CV IN I-Limit COMP IN MODE S1 MODE S1 MODE S2 REC 'H' MODE S2 MODE S3 MODE S4 C.ROT MODE S3 A.MUTE'H' DISPLAY...

  • Page 35: Circuit Diagrams

    CIRCUIT DIAGRAMS IMPORTANT SAFETY NOTICE NAL CIRCUIT. SPECIAL COMPONENTS ARE SHADED NOTE : ON THE SCHEMATIC FOR EASY IDENTIFICATION. 1. Shaded( ) parts are critical for safety. Replace only WHEN SERVICING THIS CHASSIS, UNDER NO CIR- THIS CIRCUIT DIAGRAM MAY OCCASIONALLY DIF- with specified part number.

  • Page 36: Tu/If Circuit Diagram

    2. TU/IF CIRCUIT DIAGRAM EE MODE(VIDEO) TU MODE(AUDIO) 3-36 3-37...

  • Page 37: A/V Circuit Diagram

    3. A/V CIRCUIT DIAGRAM IC301 doesn’t operate. IC301 Pins 53, 54, 55 are defective. PB COLOR Signal disappear. X301 is defective. PB COLOR Signal does not appear. IC301 Pin 57 is defective. Auto Tracking has failed. IC301 Pin 59 is defective. EE, PB Screen doesn’t appear.

  • Page 38: Jack Circuit Diagram

    4. JACK CIRCUIT DIAGRAM 3-40 3-41...

  • Page 39: Hi-Fi Circuit Diagram

    5. Hi-Fi CIRCUIT DIAGRAM Hi Fi Audio is not appear Hi Fi Audio is not appear IC801 Pins 42, 43 are defective. 44 Pin is defective. 3-42 3-43...

  • Page 40: System Circuit Diagram

    6. SYSTEM CIRCUIT DIAGRAM Deck will not operate. MS501 is defective. µ-COM is unstable. Q501, Q503 are defective. VCR will not operate. IC505 is defective. µ-COM will not operate. X502 is defective. CLOCK SETTING will not operate. X501 is defective. Auto stop occures.

  • Page 41: Timer Circuit Diagram

    7. TIMER CIRCUIT DIAGRAM R/C will not working RC601 is defective. Digitron display is unstable IC601 is defective. 3-46 3-47...

  • Page 42: Waveforms

    • WAVEFORMS * IC301 Waveform * IC501 Waveform Stop : 10.0KS/s 280 Acqs Stop : 250KS/s 299 Acqs Stop : 10.0KS/s 18 Acqs Trigger Position: 12% Stop : 10.0KS/s 27 Acqs 1.00 V M 5.00ms 3.04 V 1.00 V M5.00ms 3.04 V 1.00 V M 200 s...

  • Page 43: Circuit Voltage Chart

    • CIRCUIT VOLTAGE CHART MODE MODE MODE MODE MODE MODE PLAY Location PLAY PLAY PLAY PLAY PLAY PLAY PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. I C 3 0 1 I C 7 0 1 0.68 0.93 Q301...

  • Page 44: Printed Circuit Diagrams

    PRINTED CIRCUIT DIAGRAMS 1. VCR P.C.BOARD 3-52 3-53...

  • Page 45: Power P.c.board

    2. POWER P.C.BOARD 3. TIMER P.C.BOARD 3-54 3-55...

  • Page 46: Key P.c.board

    4. KEY P.C.BOARD 5. JACK P.C.BOARD 3-56 3-57...

  • Page 48: Vdr Part

    VDR PART VDR ELECTRICAL TROUBLESHOOTING GUIDE 1. Power(SMPS) CIRCUIT No 3.7VA Is the F101 Replace the F101 Normal? (Use the same Fuse) Is the BD101 Replace the BD101 Normal? Is the TH01 Replace the TH01 Normal? Is Vcc (11V - 18V) Is the D104 supplied to IC101 Pin3? normal?
  • Page 49 VDR ELECTRICAL TROUBLESHOOTING GUIDE (To Cap, Drum Motor ) No 3.3V / 2.5V No 5.0V Is there about 3.7V Check or Replace Is there about 5.5V Check or Replace at the IC154 pin1? the D122 at the IC151 pin1? the D124 Is there about 3.3V ~ Check the ‘DVD PWR CTL Is there about 3.3V~...
  • Page 50 VDR ELECTRICAL TROUBLESHOOTING GUIDE When playing DISC, No OPTICAL / no audio output DIGITAL output Check IC2078 power IC7601-1 : HIGH IC7401-1 Check VCR PART DAC RESET status signal normal and other circuits Check R110, R109, IC7601-8, 9 I C sig- Check FFC Cable nal normal Signal flow...
  • Page 51 VDR ELECTRICAL TROUBLESHOOTING GUIDE No External No External Input 1 audio Input 2 audio Audio output even <when playing DISC, Audio output even <when playing DISC, When playing DISC no audio output> check When playing DISC no audio output> check Check IC2076 power and PN7401-6, 7 : PN5401 - 4~6...
  • Page 52 VDR ELECTRICAL TROUBLESHOOTING GUIDE No Component video signal when playing DISC Component : No Y Signal Component : No Pb Signal Component : No Pr Signal R609, C613 R608, C612 R607, C611 IC610 – 10 IC610 – 12 IC610 – 14 Check input Check input Check input...
  • Page 53 No COMPOSIT / S-VIDEO signal when playing DISC COMPOSIT : No Signal S-VIDEO : No Y Signal S-VIDEO : No C Signal R606, C610 R602, C602 R601, C601 IC610 – 4 IC610 – 6 IC610 – 2 Check input Check input Check input C650 C651...
  • Page 54 No TV, External Input video signal No : TV signal No : AV1 signal No : AV2 signal No : S-JACK signal TV 701-17 IC7711 – 1, 3, 8 Check signal And IC602 - 1 IC602 - 3 check circuit IC602 –...

  • Page 55: Block Diagrams

    BLOCK DIAGRAMS 1. VDR MAIN H/ W BLOCK DIAGRAM 3-65...

  • Page 56: Power Block Diagram

    2. POWER BLOCK DIAGRAM 3-66...

  • Page 57: Audio In/ Out Block Diagram

    3. AUDIO IN/ OUT BLOCK DIAGRAM 3-67...

  • Page 58: Cpu & Control Register Block Diagram

    4. CPU & Control Register BLOCK DIAGRAM 3-68...

  • Page 59: Video In/ Out Block Diagram

    5. VIDEO IN/ OUT BLOCK DIAGRAM VO_CLK VO_D[ 3-69...

  • Page 60: Circuit Diagrams

    CIRCUIT DIAGRAMS 1. E5_BGA, POWER, UART2 CIRCUIT DIAGRAM 3-70 3-71...

  • Page 61: Ddr_Sdram, Flash Circuit Diagram

    2. DDR_SDRAM, FLASH CIRCUIT DIAGRAM 3-72 3-73...

  • Page 62: Rst. Control/Status_Reg/Atapi

    3. RST. CONTROL/STATUS_REG/ATAPI, HOST_CPLD/LATCH CIRCUIT DIAGRAM 3-74 3-75...

  • Page 63: 4, Ethernet_Connector

    4. 1394, ETHERNET_CONNECTOR CIRCUIT DIAGRAM 3-76 3-77...

  • Page 64: Video_In/Out Circuit Diagram

    5. VIDEO_IN/OUT CIRCUIT DIAGRAM 3-78 3-79...

  • Page 65: Audio In/Out, Non-Std_Video

    6. AUDIO IN/OUT, NON-STD_VIDEO CIRCUIT DIAGRAM 3-80 3-81...

  • Page 66: Audio Dac, Video_Y/Mixer

    7. AUDIO DAC, VIDEO_Y/MIXER CIRCUIT DIAGRAM 3-82 3-83...

  • Page 67: Front A/V, 1934 Jack Circuit Diagram

    8. FRONT A/V, 1934 JACK CIRCUIT DIAGRAM 3-84 3-85...

  • Page 68: Waveforms

    • WAVEFORMS X102 IC4009 IC4009 PN7601 IC4004 IC4002 13.5MHz PIN32 PIN31 PIN15 PINS20, 36 PIN37 B_Pb_OUT VO_CLK VO_CLK IC4009 IC4009 IC4009 PN7401 PN6905 PN7601 PIN94 PIN91 PIN6 PIN1 PIN2 PIN16 VI_CLK0 VI_SYNC0 24.576MHz AO_IEC958 ADC_MCLK DAC_MCLK IC4002 PN7601 PN7601 PN6905 PN7601 PN6905 PIN22...
  • Page 69 IC4002 IC4009 PN7401 PIN38 PIN90 PIN 12 VO_D0 VI_D0 VDR_CLK PN7401 PN7401 PN7401 PIN 13 PIN 14 PIN 15 VDR_DIN VDR_DOUT VDR_ENB 3-88 3-89...

  • Page 70: Circuit Voltage Chart

    • CIRCUIT VOLTAGE CHART MODE MODE MODE MODE MODE MODE MODE MODE PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. I C 6 9 0 5 IC6905 0.11 0.23 0.03 0.03 0.03 3.1* 3.0* 3.22...
  • Page 71 MODE MODE MODE MODE MODE MODE MODE MODE PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. 0.02 1.53 1.53 1.52 0.78 3.18 3.18 0.16 3.18 3.18 3.14 3.18 3.18 3.14 2.91 3.05 1.22 1.22 1.22...

  • Page 72: Printed Circuit Diagrams

    PRINTED CIRCUIT DIAGRAMS 1. MAIN P.C.BOARD(TOP VIEW) 3-94 3-95...
  • Page 73 2. MAIN P.C.BOARD (BOTTOM VIEW) 3-96 3-97...

  • Page 74: Rl-01A Loader Part Electrical Troubleshooting Guide

    RL-01A LOADER PART ELECTRICAL TROUBLESHOOTING GUIDE Reset or Power Check. Check it after connecting the power cable only for NO Reset or Power ON. •Check the power(5V,12V)short. Are the pin 41, 44 of CN201 •Check the PC power cable. +12V, +5V respectively after the power •Repair the PC power supply.
  • Page 75 System Check Load tray without inserting disc. Does tray operate normally? Go to “Tray operating is abnormal” Does pick-up move to inside? Go to “Sled operating is abnormal” Go to “Focus Actuator operating is Does pick-up lens move abnormal” up/down? Does laser turn on? Go to “Laser operating is abnormal”...
  • Page 76 Tray operating is abnormal Tray open doesn ’t work. Is the Input voltage 0V at IC302 •Check the connection of IC302 pin 60. pin 60 when push the •Replace the EJECT SW. EJECT SW? •Check the connection of IC103 pin 19. Is there tray •Replace the IC103.
  • Page 77 Sled operating is abnormal Is there sled control signal output? Replace the IC103 (IC103 pin 8,9) Is there •Check the connection of IC105 pin 28,29. sled drive signal input? •Replace the IC105. (IC105 pin 28,29) •Check the R132,R133. Is there Is DRV-CTRL1 sled drive voltage output? signal “H”?
  • Page 78 Spindle operating is abnormal Is there Is there spindle control DSP spindle control signal input? output(IC202 pin 145)? (IC105 pin 24) •Check the R147,R149. •Replace the IC106 Replace the IC202. Is there Is there spindle drive voltage output? SFG signal input? (IC105 pin 9,11,18) (IC302 pin 28) Replace the Spindle Motor...
  • Page 79 Focus Servo is unstable Is FE signal output normal in Focusing Replace the IC107. Up/Down? (IC107 pin 86) Is FDRV signal output normal in Focusing •Check the R158. Up/Down? •Replace the IC107. (IC202 pin 146) Go to “Focus Actuator operating is abnormal” Focus Actuator operating is abnormal.
  • Page 80 Track Servo is unstable Is TE signal Is pick-up output normal in focusing (E, F, G, H)output normal? ON and tracking OFF? (CN101 pin 5, 8, 9, 12) (IC107 pin 82) Replace the IC107. •Check the pick-up FFC. •Replace the pick-up. Is TE signal input normal in focusing Check the connection between...
  • Page 81 Recognition Fail Case 1: CD-ROM Fail Check pick-up read power Go to “LD CHECK”. is 0.9~1.3mW? Does focus servo Go to “Focus Servo is unstable”. operate normally? Check pick-up RF signal IC107(Pin115) •Check the pick-up FFC and CN101. RFO(TP115)is •Replace the pick-up unit. 500~1000mVpp? Check RFEQO waveform Replace the IC107...
  • Page 82 Recognition Fail Case 2:DVD Fail Check pick-up read power Go to “LD CHECK”. was 0.9~1.1mW? Is IC302 pin 46(LDEN-DVD)level Replace the IC302. was about 3.3V? Is there RF signal at CN101 Replace the pick-up. pin 13,14. Is there RF signal Replace the IC107 at IC107 pin 99.
  • Page 83 LD CHECK (Laser operating is abnormal) Execute “B.Check ALPC Parameters” of “How to use Test Tool” Execute “C.Laser Power Setup”of Is ALPC parameters “How to use Test Tool” valid? Execute “D.Laser Inspection” of “How to use Test Tool” Check reference voltage. OFF level VRDC level &FPD VWDC1 level &FPD...
  • Page 84 CD/DVD ? Execute “E.ALPC Test for AS”of “How Execute “E.ALPC Test for AS”of “How to Test Tool”(Select “DVD VRDC Loop” to Test Tool”(Select “CD VRDC Loop” and trigger) and trigger) Check the input of LDEN-CD. Check the input of LDEN-DVD. (pin 33 of CN101 :‘H ’) (pin 17 of CN101 :‘H ’) Check the input of VRDC.
  • Page 85 Execute “E.ALPC Test for AS”of “How Execute “E.ALPC Test for AS”of “How to Test Tool”(Select “DVD-R Rec to Test Tool”(Select “DVD-RW Rec Mode”and trigger) Mode”and trigger) Check the input of LDEN-DVD. Check the input of LDEN-DVD. (pin 17 of CN101 : ‘H’) (pin 17 of CN101 : ‘H’) Check the input of VWDC.
  • Page 86 …? change it. Is the write tool supported by Use LG bundle software. LG Drive? Check disc information on writing tool. [If you get some data information with “Non Recordable Disc ”message,the...
  • Page 87 Writing Part Check Load tray with DVD R/RW disc. Run and write with writing tool. Does the Do the IC302 blink of LED1,LED2 occurs pin 58,59 output toggle during writing? signals during writing? • Check the connection between IC302 pin 58,59 and LED. •...

  • Page 88: Block Diagrams & Description

    BLOCK DIAGRAMS & DESCRIPTION 1. Overall Block Diagram 3-112...

  • Page 89: Major Ic Internal Block Diagram And Pin Description

    2. MAJOR IC INTERNAL BLOCK DIAGRAM AND PIN DESCRIPTION IC101 (µPC3320) : RF Signal Processor for CD/DVD Pin Assignment GND0 RECD SWRF1 SWRF2 MONI3 GND7 GND1 SPP2 SBAD PPALL VCC2 TECIN PC3320 REFI2 REFO1 VCC7 RF IC MONI2 WOBBLE CWHP GND2 CWAGC VCC33...
  • Page 90 Block Diagram EQCK1 WLDM EQCK2 WREF SCFCK RLDM PELD P2LD ROPC1 ROPC2 HPAD HPBC WRF2 WRFLP SWRF1 SWRF2 CWAGC CWHP CDPDRF CDPDA CDPDB CDPDC CDPDD ADIN BCIN AGCIN RCBH1A RCBH1B MONI 3PIN CEQOS1 CEQOS2 3-114...
  • Page 91 Pin description Pin Name Type Description GND0 Analog GND SWRF1 OUTPUT WRF signal sampling & hold [S/H] signal output. SWRF1 OUTPUT WRF signal sampling & hold [S/H] signal output. INPUT RF differerential signal[+] input. INPUT RF differerential signal[-] input. GND1 Analog GND INPUT Main beam signal [A1] input.
  • Page 92 Pin Name Type Description VCC4 Analog power. OUTPUT Wobble circuit [A+D] signal output. OUTPUT Wobble circuit [B+C] signal output. GND4 Analog GND CDAC OUTPUT DAC reference voltage output. VCC5 Digital power. BCIN INPUT [B+C] signal input. ADIN INPUT [A+D] signal input. RCBH1A RLPP circuit bottom hold condenser connecting port.
  • Page 93 Pin Name Type Description OUTPUT Tracking error signal output. OUTPUT Tracking error signal output for Servo. PPALL OUTPUT Main side push-pull signal output. SBAD OUTPUT Sub beam signal output [ (E+F+G+H) signal]. SPP2 Sub beam signal output [ (F+G)-(E+H) signal]. OUTPUT Focus error signal.

  • Page 94: Major Ic Internal Block Diagram And Pin Description

    3. MAJOR IC INTERNAL BLOCK DIAGRAM AND PIN DESCRIPTION IC201(µPD63620) : Encoder, Decoder & DSP Signal Processor Pin Assignment DGND PULLUP DASP HCS1 HCS0 HDA2 HDAD PDI AG DVDD33 HDA1 HIOCS16 HINTRQ SLED DVDD33 DGND DVDD25 HDMACK REFOUT IORDY SDRV DIOR TDRV DIOW...
  • Page 95 Block Diagram 3-119...
  • Page 96 Pin description Pin No. Pin Name Type Description DGND Digital GND PULLUP Pull-up resistance connecting port.[5V or 3.3V] DASO 5V_tolerant Pull-up Drive active slave presesnt signal.[open/drain] HCS1 5V_tolerant Host interface chip, pull-up selection input. HCS0 5V_tolerant Host interface chip, pull-up selection input. HDA2 5V_tolerant Host interface chip, address signal input.
  • Page 97 Pin No. Pin Name Type Description DGND 5V_tolerant Pull-up Host interface data bus.[within slave resistance HDD4 HDD3 5V_tolerant Pull-up Host interface data bus.[within slave resistance] HDD3 HDD11 5V_tolerant Pull-up Host interface data bus.[within slave resistance] HDD12 HDD4 5V_tolerant Pull-up Host interface data bus.[within slave resistance HDD2 HDD7 5V_tolerant...
  • Page 98 Pin No. Pin Name Type Description DGND Digital GND.(Buffer. Memory. Block) MD13 Pull-up Buffer memory , Interface data bus. Pull-up Buffer memory , Interface data bus. MD12 Pull-up Buffer memory , Interface data bus. Pull-up Buffer memory , Interface data bus. DGND Digital GND.
  • Page 99 Pin No. Pin Name Type Description DGND Buffer memory , Interface data bus. Buffer memory , Interface data bus. Buffer memory , Interface data bus. Buffer memory , Interface data bus. Buffer memory , Interface data bus. DGND Digital GND Buffer memory , Interface data bus Buffer memory , Interface data bus.
  • Page 100 Pin No. Pin Name Type Description MIRRBCA Pull-up RF AMP PC3320 RF equalizer automatic follow-up clock output. EQCK1 Pull-up RF AMP PC3320 RF equalizer fixed clock output. SCFCK RF AMP PC3320 RF equalizer automatic follow-up clock output. WLDON Laser, Driver write laser control signal. ROPC2 Running OPC,sample hold signal.
  • Page 101 Pin No. Pin Name Type Description 5V_tolerant Access control signal output from Local CPU to SDRAM. DVDD33 Digital power[3.3V] 5V_tolerant Local CPU Adress bus. 5V_tolerant Local CPU Adress bus. 5V_tolerant Local CPU Adress bus. 5V_tolerant Local CPU Adress bus. 5V_tolerant Local CPU Adress bus.
  • Page 102 Pin No. Pin Name Type Description DVDD33 Digital power[3.3V] EFPULSE OFF pluse output[write laser/driver control signal]. PKPULSE1 Peak pluse output[write laser/driver control signal]. PKPULSE2 Peak pluse output[write laser/driver control signal]. HDDREV Host interface data bus selector.[H: general, L: reverse] AGND Analog GND[WWAPLL] AVDD Analog power 2.5V [WWAPLL]...

  • Page 103: Ic302(Upd76F0047):Micom

    4. IC302(uPD76f0047):MICOM Pin Assignment 3-127...
  • Page 104 Block Diagram INTC INTP0-INTP7 Instruction Flash queue 768KB TIP00-TIP50 32bit Timer/Counter CS0 - CS3 barrel Multipuller TIP01-TIP51 (16bit Timer) shifter (16 x 16 -> 32) AD0-AD15 x 6ch A0 - A21 System TOP01-TOP51 24KB register WR0-WR1 Interval Timer General ASTB (16bit Timer) register WAIT...
  • Page 105 Pin description Pin No. Pin Name Type Des cription AVREF0 A/D CONVERTER REFERENCE VOLTAGE INPUT AVSS A/D,D/A CONVERTER POTENTIAL STEP0 STEPPTING MOTOR CONTROL SIGNAL STEP1 STEPPTING MOTOR CONTROL SIGNAL AVREF1 D/A CONVERTER REFERENCE VOLTAGE INPUT TILT-MUTE TILT DRIVE MUTE SIGNAL SBRK EXTERNAL MEMORY ADDRESS BUS FLMD0...
  • Page 106 Pin No. Pin Name Type Des cription REGISTER ADDRESS OUPUT /DACS CHIP SELECTOR /BPRCS EEPROM COMM UNICATON LINE TEST MOD0 TEST MOD1 (RESERVED) (RESERVED) LED ENABLE LINE LED ENABLE LINE /EJECT-KEY TRAY OPE N LINE URDY ACCESS CONTROL SIGNAL INPUT FRON CPU TO SDRAM (RESERVED) /OPEN-SW OPEN S/W INPUT...

  • Page 107: Waveforms

    WAVEFORMS 1. POWER & RESET Signal 12 V(CN201 PIN41) 5 V(CN201 PIN 44) /HRST(IC203 PIN 3) /RST(IC203 PIN2) POWER IN 2. Main Clock1 for IC202 (16.9MHz) 12 V(CN201 PIN41) 5 V(CN201 PIN 44) /HRST(IC203 PIN 3) /RST(IC203 PIN2) POWER IN 3-131...

  • Page 108: Main Clock2 For Ic302 (20Mhz)

    3. Main Clock2 for IC302 (20MHz) X301(IC302 PIN 13 GND LEVEL 4. SDRAM Clock MCLK(IC201 PIN 35) GND LEVEL 3-132...

  • Page 109: Tray Open/Close Signal 1

    5. TRAY OPEN/CLOSE SIGNAL 1 /EJECT-KEY (SW 302 PIN1) TRAY-CTRL(REF 1.25V) 8.4V 5.8V (IC105 PIN26) TRAY+(CN104 PIN 1) 5.8V 8.4V TRAY-(CN104 PIN 2) OPEN CLOSE 6. TRAY OPEN/CLOSE SIGNAL 2 /EJECT-KEY (SW 302 PIN1) TRAY-CTRL (IC105 PIN26) /OPEN-SW (SW301 PIN 2) /LOAD-SW (SW301 PIN 1) OPEN...

  • Page 110: Sled Move Signal 1

    7. SLED MOVE SIGNAL 1 1.7V 1.25V 0.9V STEP0 1.6V 1.25V (IC103 PIN8) 0.9V STEP1 (IC103 PIN9) A+(CN102 PIN 2) A-CN102 PIN 3) ZOOM 8. SLED MOVE SIGNAL 2 STEP0 (IC103 PIN8) STEP1 (IC103 PIN9) A+(CN102 PIN 2) A-CN102 PIN 3) 3-134...

  • Page 111: Focus Search Signal

    9. FOCUS SEARCH SIGNAL FDRV(REF 1.25V) (IC105 PIN53) F+(REF 2.5V) (CN101 PIN 35) F-(REF 2.5V) (CN101 PIN 36) 10. LASER TURN ON SIGNAL F+(REF 2.5V) (CN101 PIN 35) LDEN-DVD(CN101 PIN17) VRDC(CN101 PIN 27) 3-135...

  • Page 112: Disc Type Judgement Waveform (Cd Series)

    11. DISC TYPE JUDGEMENT WAVEFORM (CD SERIES) F+(REF 2.5V) (CN101 PIN 35) FE(REF 1.5V) (IC107 PIN86) ZOOM 12. DISC TYPE JUDGEMENT WAVEFORM (CD&CD-R) F+(REF 2.5V) (CN101 PIN 35) FE(REF 1.5V) (IC107 PIN86) 3-136...

  • Page 113: Disc Type Judgement Waveform (Cd-Rw)

    13. DISC TYPE JUDGEMENT WAVEFORM (CD-RW) F+(REF 2.5V) (CN101 PIN 35) FE(REF 1.5V) (IC107 PIN86) 14. DISC TYPE JUDGEMENT WAVEFORM (DVD SERIES) F+(REF 2.5V) (CN101 PIN 35) FE(REF 1.5V) (IC107 PIN86) ZOOM 3-137...

  • Page 114: Disc Type Judgement Waveform (Dvd_Single&R)

    15. DISC TYPE JUDGEMENT WAVEFORM (DVD_SINGLE&R) F+(REF 2.5V) (CN101 PIN 35) FE(REF 1.5V) (IC107 PIN86) 16. DISC TYPE JUDGEMENT WAVEFORM (DVD _DUAL) F+(REF 2.5V) (CN101 PIN 35) FE(REF 1.5V) (IC107 PIN86) 3-138...

  • Page 115: Disc Type Judgement Waveform (Dvdrw)

    17. DISC TYPE JUDGEMENT WAVEFORM (DVDRW) F+(REF 2.5V) (CN101 PIN 35) FE(REF 1.5V) (IC107 PIN86) 18. SPINDLE WAVEFORM1 2.25V 1.25V SPIN (REF 1.25V) (IC105 PIN 24) 1.25V SRVC (REF 1.25V) (IC105 PIN 27) SFG(IC105 PIN21) 3-139...

  • Page 116: Spindle Waveform2

    19. SPINDLE WAVEFORM2 U(IC105 PIN9) V(IC105 PIN11) W(IC105 PIN18) W(IC105 PIN18) 20. FOCUS ON SIGNAL(CD) F+(REF 2.5V) (CN101 PIN 35) FE(REF 1.5V) (IC107 PIN86) T+(REF 2.5V) (CN101 PIN 37) TE(REF 1.5V) (IC107 PIN82) ZOOM 3-140...

  • Page 117: Focus On Signal(Dvd)

    21. FOCUS ON SIGNAL(CD) F+(REF 2.5V) (CN101 PIN 35) FE(REF 1.5V) (IC107 PIN86) T+(REF 2.5V) (CN101 PIN 37) TE(REF 1.5V) (IC107 PIN82) 22. FOCUS ON SIGNAL(DVD) F+(REF 2.5V) (CN101 PIN 35) FE(REF 1.5V) (IC107 PIN86) T+(REF 2.5V) (CN101 PIN 37) TE(REF 1.5V) (IC107 PIN82) ZOOM...

  • Page 118: Track Off Signal(Cd)

    23. FOCUS ON SIGNAL (DVD) F+(REF 2.5V) (CN101 PIN 35) FE(REF 1.5V) (IC107 PIN86) T+(REF 2.5V) (CN101 PIN 37) TE(REF 1.5V) (IC107 PIN82) 24. TRACK OFF SIGNAL(CD) TE(REF 1.5V) (IC107 PIN82) TZC(IC107 PIN79) MIRRBCA (IC107 PIN92) 3-142...

  • Page 119: Track Off Signal(Dvd)

    25. TRACK OFF SIGNAL(DVD) TE(REF 1.5V) (IC107 PIN82) TZC(IC107 PIN79) MIRRBCA (IC107 PIN92) 26. Tilt Driver signal(Disc reading) 1.32V TILTDRV(IC104 PIN4) 1.25V 2.3V 2.35V TILT+(CN101 PIN39) 2.3V 2.25V TILT-(CN101 PIN40) 3-143...

  • Page 120: Rf Waveform(Dvd)

    27. RF WAVEFORM(DVD) 1.9V RFP(CN101 PIN13) 1.5V 2.5V RFO(IC107 PIN 115) 0.8V 2.0V RFI(IC107 PIN 99) 1.0V 28. RF WAVEFORM(CD) 2.30V RFP(CN101 PIN13) 1.65V 1.95V RFO(IC107 PIN 115) 1.15V 1.85V RFI(IC107 PIN 99) 1.05V 3-144...

  • Page 121: Wobble(Dvd-R/Rw)_Reading

    29. WOBBLE(DVD-R/RW)_READING AWOBBLE(IC107 PIN76) WOBBLE(IC107 PIN 75) 30. WOBBLE(DVD+R/RW)_READING&WRITING =>X1 SPEED AWOBBLE(IC107 PIN76) WOBBLE(IC107 PIN 75) 3-145...

  • Page 122: Ld Enable(Dvd)

    31. LD Enable(DVD) 3.3V LDENDVD(CN101 PIN 17) 3.3V LDENCD(CN101 PIN 33) 32. LD Enable(CD) LDENDVD(CN101 PIN 17) 3.3V LDENCD(CN101 PIN 33) 3.3V 3-146...

  • Page 123: Laser Power(Reading)_Dvd+Rw

    33. Laser Power(reading)_DVD+RW VRDC(IC107 PIN 31) About 360mv VWDC1(IC107 PIN 34) VWDC2(IC107 PIN 36) OPECTRG(IC107 PIN 55) 34. Laser Power(Erase)_DVD+RW VRDC(IC107 PIN 31) About 440mv VWDC1(IC107 PIN 34) VWDC2(IC107 PIN 36) OPECTRG(IC107 PIN 55) 3-147...

  • Page 124: Laser Power(Writing)_Initial State

    35. Laser Power(Writing)_initial state VRDC(IC107 PIN 31) 340m VWDC1(IC107 PIN 34) About 440mv VWDC2(IC107 PIN 36) OPECTRG(IC107 PIN 55) 36. Laser Power(Writing)_Processing VRDC(IC107 PIN 31) VWDC1(IC107 PIN 34) VWDC2(IC107 PIN 36) 3-148...

  • Page 126: Circuit Diagrams

    CIRCUIT DIAGRAMS 1. RF CIRCUIT DIAGRAM Title-drv is not good. (Level-shift IC) PD Gai Control IC (DRIVE IC) Focus & Spindle & Tracking is not good(Op-Amp) No sled & No Title (DA-converter) Analog-Switch Rd/Wr Toggle) SPINDLE DVD IR/RW(Blank Disc Recognition) SLED LASER POWER(ALPC) TRACKING...

  • Page 127: Dsp Circuit Diagram

    2. DSP CIRCUIT DIAGRAM (RESET IC) (SDRAM) (DSP IC) No Power, No operation 3-151 3-152...

  • Page 128: Μ-Com Circuit Diagram

    3. µ-COM CIRCUIT DIAGRAM Voltage Error Voltage Error EEPRON 1) Sled & filt drive is not good 2) Laser power drive is not good 3) Loader operation drive is not good ( -COM) 3-153 3-154...

  • Page 129: Printed Circuit Diagrams

    PRINTED CIRCUIT DIAGRAMS 1. MAIN P.C.BOARD LOCATION GUIDE 3-155 3-156...
  • Page 130 SECTION 4 MECHANISM OF VCR PART CONTENTS DECK MECHANISM PARTS 1. Mechanism Alignment Position Check .4-13 2. Preparation for Adjustment ..4-14 LOCATIONS 3. Checking Torque ....4-14 •...

  • Page 131: Deck Mechanism Parts Locations

    DECK MECHANISM PARTS LOCATIONS • Top View Procedure Fig- Part Fixing Type Starting 1 Drum Assembly 3 Screw 2 Top Plate Assembly 2 Hook 3 CST Holder Assembly Chassis Hole 4 Door Opener Chassis Hole 5 L/D Motor Bracket 3 Hook Assembly 2,3,4 6 F/L Gear Rack...
  • Page 132 DECK MECHANISM DISASSEMBLY Stator (S2) (S2) (S3) Drum Motor (S3) Rotor Drum Sub Assembly (Fig. A-1-1) FPC Drum Carbon Brush (S1) (S1) (S1) FPC Holder Fig. A-1 (Fig. B-1) 1. Drum Assembly (Fig. A-1-1) 1) Unplug the FPC Drum Connector. 2) Remove three Screws (S1) on the bottom side and sep- arate the Drum assembly.

  • Page 133: Cst Holder Assembly

    DECK MECHANISM DISASSEMBLY (Fig. A-2-1) Top Plate (B') (Fig. A-2-2) CST Holder Assembly (Fig. A-2-6) F/L Arm Assembly (C1) (Fig. A-2-7) S/W Lever Assembly (H8) L/D Motor Bracket Assembly S/W Spring Lever (Fig. A-2-4) (C') (E') Door Opener (Fig. A-2-3) (H6) Chassis F/L Gear Rack Assembly...
  • Page 134 DECK MECHANISM DISASSEMBLY 2. Top Plate Assembly (Fig. A-2-1) 2) Unhook three Hooks (H3, H4, H5) on thr bottom side of the Chassis, lift up the L/M Bracket Assembly and disas- 1) Pull the (B) portion of the Top Plate back in direction of emble the L/D Motor Bracket Assembly.

  • Page 135: Cleaner Arm Assembly

    DECK MECHANISM DISASSEMBLY Cleaner Arm Assembly (Fig. A-3-1) (S4) A/C Head Base Assembly (Fig. A-3-3) F/E Head (Fig. A-3-2) Chassis Fig. A-3 9. Cleaner Arm Assembly (Fig. A-3-1) 11. A/C Head Base Assembly (Fig. A-3-3) 1) Carefully pry tab "A" (see Fig.A-3-1) to clear the 1) Remove the Screw (S4) and lift the A/C Head Base embossed tab on the chassis.

  • Page 136: T Brake Assembly

    DECK MECHANISM DISASSEMBLY Tension Arm Assembly (Fig. A-4-3) (H11) TB Spring T Brake Assembly (Fig. A-4-1) Tension Spring S Reel T Reel (Fig. A-4-4) (Fig. A-4-4) RS Spring RS Brake Assembly (Fig. A-4-2) (H12) (H9) (H10) Tension Base Chassis Fig. A-4 12.

  • Page 137: P4 Base Assembly

    DECK MECHANISM DISASSEMBLY Lid Opener (Fig. A-5-2) Pinch Arm Assembly (Fig. A-5-3) P4 Base Assembly T/up Lever (H13) (Fig. A-5-1) (Fig. A-5-4) (H13) T/up Arm (Fig. A-5-5) Chassis Fig. A-5 16. P4 Base Assembly (Fig. A-5-1) 19. T/up (Fig. A-5-4)/ Arm T/up Lever (Fig.

  • Page 138: Capstan Belt /Capstan Motor

    DECK MECHANISM DISASSEMBLY Capstan Belt (Fig. A-6-1) Capstan Motor (Fig. A-6-2) Washer(W1) D35 Clutch Assembly (Fig. A-6-4) (L1) (L1) Capstan Brake Assembly (Fig. A-6-5) F/R Lever (Fig. A-6-3) (L2) Chassis (S5) Fig. A-6 20. Capstan Belt (Fig. A-6-1)/ 22. D35 Clutch assembly (Fig. A-6-4) Capstan Motor (Fig.

  • Page 139: Drive Gear / Cam Gear

    DECK MECHANISM DISASSEMBLY (H14) Cam Gear Hole(B) Cam Gear (Fig. A-7-2) Drive Gear Hole(A) Sector Gear Washer (W2) (Fig. A-7-3) Slider Plate Drive Gear (Fig. A-7-4) (Fig. A-7-1) Tension Lever (Fig. A-7-5) Spring Lever (L3) (Fig. A-7-6) Drive Gear Hole(C) Loading Base (H15) (H16)

  • Page 140: P2 Gear Assembly

    DECK MECHANISM DISASSEMBLY P2 Gear Assembly Hole P3 Gear Assembly Hole P3 Gear Assembly (Fig. A-8-2) P2 Gear Assembly (Fig. A-8-1) Sector Gear Hole(A) Spring Lever Boss Slider Plate Hole(B) Chassis P3 Base Assembly (Fig. A-8-4) P2 Base Assembly (Fig. A-8-3) Fig.

  • Page 141: Loading Base

    DECK MECHANISM DISASSEMBLY (S7) Tension Base Loading Base (Fig. A-9-2) Idler Arm Jog Assembly (Fig. A-9-1) (Fig. A-9-3) Chassis Fig. A-9 31. Loading Base (Fig. A-9-1) 33. Idler Arm Jog Assembly (Fig. A-9-3) 1) Remove the Screw (S7). 1) Pinch (B) and (C), as shown in Fig. A-9-3. 2) Lift the Loading Base up.
  • Page 142 DECK MECHANISM DISASSEMBLY • Tools and Fixfures for Service 1. Cassette Torque meter 2. Alignment tape 3. Torque gauge SRK-VHT-303 (Not SVC part) Part No NTSC: DTN-001 600g.Cm ATG Part No: D00-D006 PAL:DTN-0002 Part No:D00-D002 4. Torque gauge adaptor 5. Post height adjusting driver 6.

  • Page 143: Deck Mechanism Adjustment

    DECK MECHANISM ADJUSTMENT 1. Mechanism Alignment position Check Purpose:To determine if the Mechanism is in the correct position, when a Tape is ejected. Test Conditions (Mechanism Test Equipment/ Fixture Check Point Condition) • Mechanism and Mode Switch Position • Blank tape •...

  • Page 144: Preparation For Adjustment

    DECK MECHANISM ADJUSTMENT 2. Preparation for Adjustment (To set the Tape. Cover the Holes of the End Sensors at the both sides of Deck Mechanism to the Loading state the (L) Side Bracket and Door Bracket Assembly to pre- without inserting a Cassette Tape). vent sensing light.

  • Page 145: Guide Roller Height Adjustment

    DECK MECHANISM ADJUSTMENT 4.Guide Roller Height Adjustment Purpose: To regulate the Height of the Tape so that the Bottom of the Tape runs along the Tape Guide Line on the Lower Drum. 4-1. Preliminary Adjustment Test Equipment/ Fixture Test Conditions (Mechanism Condition) Adjustment Point •...

  • Page 146: Audio/Control (A/C) Head Adjustment

    DECK MECHANISM ADJUSTMENT 5. Audio/Control (A/C) Head Adjustment Purpose: To insure that the Tape's Audio and Control Tracks pass accurately over the head in exact alignment in both the Record and Playback Modes. 5-1. Preliminary Adjustment (Height and Tilt Adjustment) Perform the Preliminary Adjustment, when there is no Audio Output Signal with the Alignment Tape.

  • Page 147: Precise Adjustment (Azimuth Adjustment)

    DECK MECHANISM ADJUSTMENT 5-2. Confirm that the Tape passes smoothly (2) If Folding or Curling is observed at the Top of it then slowly turn the Tilt Adjustment Screw (C) in the between the Take-up Guide and Pinch Roller Counterclockwise direction. (using a Mirror or the naked eye).

  • Page 148: Adjustment After Replacing Drum Assembly (Video Heads)

    DECK MECHANISM ADJUSTMENT 7. Adjustment after Replacing Drum Assembly (Video Heads) Purpose: To correct for shift in the Roller Guide and X value after replacing the Drum. Test Conditions Test Equipment/ Fixture Connection Point Adjustment Points (Mechanism Condition) • CH-1: PB RF Envelope •...

  • Page 149: Maintenance/Inspection Procedure

    MAINTENANCE/INSPECTION PROCEDURE 1 Check before starting repairs The following faults can be remedied by cleaning and oil- ing. Check the needed lubrication and the conditions of cleanliness in the unit. Check with the customer to find out how often the unit is used, and then determine that the unit is ready for inspec- tion and maintenance.

  • Page 150: Required Maintenance

    MAINTENANCE/INSPECTION PROCEDURE 4. Supplies Required for Inspection and 2. Required Maintenance Maintence The recording density of a VCR (VCP) is much higher than that of an audio tape recorder. VCR (VCP) components must (1) Grease: Kanto G-311G (Blue) or equivalent be very precise, at tolerances of 1/1000mm, to ensure com- (2) Isopropyl Alcohol or equivalent patiblity with other VCRs.

  • Page 151: Greasing

    MAINTENANCE/INSPECTION PROCEDURE (2) Periodic greasing 5-2) Greasing Grease specified locations every 5,000 hours. (1) Greasing guidelines Apply grease, with a cleaning patch. Do not use excess 1) Loading Path Inside & Top side 5) Tension Lever Groove grease. It may come into contact with the tape path or 2) Shaft 6) D33 Clutch Assembly Shaft drive system.
  • Page 152 MAINTENANCE/INSPECTION PROCEDURE GEAR , F/R GEAR AY, P2 & P3 Boss F/R Lever Tension Base 4-22...

  • Page 153: Mechanism Troubleshooting Guide

    MECHANISM TROUBLESHOOTING GUIDE 1.Deck Mechanism A. Auto REW doesn’t work Is the supply to the END sensor END sensor "H"? “H”: more than 3.5V “L”: less than 0.7V~1V Is the Vcc. voltage of End Check the syscon power. sensor 5V? Replace End sensor.
  • Page 154 MECHANISM TROUBLESHOOTING GUIDE C. AUTO STOP(PLAY/CUE/REV) Check aligment positions (page 4- 14) Check Pinch spring. In Play/Cue/Rev is the pinch roller in contact with the capstan Is the output of DFG, DPG OK? Replace Drum Motor. shaft. Are there T/up and supply reel Check Servo, Syscon.
  • Page 155 MECHANISM TROUBLESHOOTING GUIDE E. In PB mode Tape presence not sensed. Is the Pinch Roller attached Check Alignment positions to the Capstan Motor Shaft? (page 4-14) Does the T/Up Is the Belt ok? Replace the Belt. Reel turn? Check the clutch and the Idler Does the Capstan Motor turn? Assembly.

  • Page 156: Front Loading Mechanism

    MECHANISM TROUBLESHOOTING GUIDE 2. Front Loading Mechanism A. Cassette can not be inserted Does the Lever Assembly Is the Lever Assembly Switch Replace or add the Lever Switch work? Spring damaged or omitted? Assembly Switch Spring. Does the CST IN Switch work Replace CST IN Switch.
  • Page 157 MECHANISM TROUBLESHOOTING GUIDE C. Cassette will not load Does the CST insert? Does the Opener Lid work? Replace the Lid Opener. Does the F/L Gear Rack work? Replace the F/L Rear Rack. Does the Door Opener work? Does the F/L Arm Assembly work? Is the Door opener assembled correctly? Does the L/D Motor work? Replace the F/L Arm Assembly.

  • Page 158: Exploded Views

    EXPLODED VIEWS 1. Front Loading Mechanism Section 4-28...

  • Page 159: Moving Mechanism Section (1)

    EXPLODED VIEWS 2. Moving Mechanism Section (1) OPTIONAL PART 4-29...

  • Page 160: Moving Mechanism Section (2)

    EXPLODED VIEWS 3. Moving Mechanism Section (2) OPTIONAL PART 4-30...
  • Page 161 MEMO...
  • Page 162 SECTION 5 MECHANISM OF LOADER PART(RL-01A) Deck Mechanism Section(RL-01A) A01A 019A...
  • Page 164 Parts that are shaded are critical NOTES) With respect to risk of fire or NOTES) electricial shock. SECTION 6 REPLACEMENT PARTS LIST MODEL : LGXBR342(RC59004M AA1UZL)(ZENITH) NSP : Not avallable as service parts. RUN DATE : 20-DECEMBER-03 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION...
  • Page 165 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS A01A 4861R-0018A CLAMP ASSEMBLY DVD DR-01 3041R-D005A BASE ASSEMBLY LOADING (DR-01) 3041R-D004A BASE ASSEMBLY SLED (DR-01) 3551R-6911A COVER ASSEMBLY DVD BOTTOM(DR-01) 3300H-1144A PLATE YOKE(V3) 5016H-1005C MAGNET NEO32HDH(9.2*4.1*1.3) (V2) 4860H-1022A CLAMP DISC GCC-4120B , 3550H-1072A COVER CABINET CLAMP (V7)
  • Page 166 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS AR209 0RRZVTA001V RESISTOR,DRAWING 82 OHM 1 / 16 W 3216 5% R/TP 8 AR301 0RR1500Q621 RESISTOR,VARIABLE[METAL GLAZE] 150 OHM 1/16 W 3216 5% R/TP 8 AR302 0RR1500Q621 RESISTOR,VARIABLE[METAL GLAZE] 150 OHM 1/16 W 3216 5% R/TP 8 AR303 0RR1500Q621 RESISTOR,VARIABLE[METAL GLAZE]...
  • Page 167 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS C145 0CH1104H942 CAPA,CHIP CERAMIC M/L H.D F/S 0.1000UF 25V Z Y5V(F) 1508 R/T C146 0CH1223K942 CAPACITOR,CHIP[CERAMIC M/L HD 0.022UF 50V Z Y5V(F) 1508 R/TP C147 0CH1223K942 CAPACITOR,CHIP[CERAMIC M/L HD 0.022UF 50V Z Y5V(F) 1508 R/TP C148 0CH1104H942 CAPA,CHIP CERAMIC M/L H.D F/S...
  • Page 168 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS C199 0CH1104H942 CAPA,CHIP CERAMIC M/L H.D F/S 0.1000UF 25V Z Y5V(F) 1508 R/T C201 0CH7106C611 CAPACITOR,FIXED TANTALUM 10UF 6.3V 20% 3216 TP(-) C202 0CH1104H942 CAPA,CHIP CERAMIC M/L H.D F/S 0.1000UF 25V Z Y5V(F) 1508 R/T C203 0CH1104H942 CAPA,CHIP CERAMIC M/L H.D F/S...
  • Page 169 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS C256 0CH1104H942 CAPA,CHIP CERAMIC M/L H.D F/S 0.1000UF 25V Z Y5V(F) 1508 R/T C257 0CH1104H942 CAPA,CHIP CERAMIC M/L H.D F/S 0.1000UF 25V Z Y5V(F) 1508 R/T C258 0CH1104H942 CAPA,CHIP CERAMIC M/L H.D F/S 0.1000UF 25V Z Y5V(F) 1508 R/T C259 0CH1104H942...
  • Page 170 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS D302 0DL210008GA SML-210MT R/TP ROHM GREEN 16 D303 0DL210008GA SML-210MT R/TP ROHM GREEN 16 IC101 0ISTLKE014A IC,STANDARD LOGIC KIC7W08FK KEC 8PIN-US8 R/TP DU IC102 0IJR340400B IC,JRC NJM3404AV SIP-8 TP SINGLE-SUPP IC103 0IPRPRH008A IC,PERIPHERALS BU2501FV ROHM 20PIN,SSOP R/TP...
  • Page 171 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS R129 0RH2702C622 RESISTOR,METAL GLAZED(CHIP) 27K OHM 1 / 16 W 1608 5.00% D R131 0RH0000D622 RESISTOR,METAL GLAZED(CHIP) 0 OHM 1 / 10 W 2012 5.00% D R132 0RH1001C622 RESISTOR,METAL GLAZED(CHIP) 1K OHM 1 / 16 W 1608 5.00% D R133 0RH1001C622 RESISTOR,METAL GLAZED(CHIP)
  • Page 172 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS R210 0RH0332C622 RESISTOR,METAL GLAZED(CHIP) 33 OHM 1 / 16 W 1608 5.00% D R211 0RH0332C622 RESISTOR,METAL GLAZED(CHIP) 33 OHM 1 / 16 W 1608 5.00% D R212 0RH0332C622 RESISTOR,METAL GLAZED(CHIP) 33 OHM 1 / 16 W 1608 5.00% D R213 0RH0332C622 RESISTOR,METAL GLAZED(CHIP)
  • Page 173 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS R306 0RH1002C622 RESISTOR,METAL GLAZED(CHIP) 10K OHM 1 / 16 W 1608 5.00% D R307 0RH1001C622 RESISTOR,METAL GLAZED(CHIP) 1K OHM 1 / 16 W 1608 5.00% D R308 0RH1001C622 RESISTOR,METAL GLAZED(CHIP) 1K OHM 1 / 16 W 1608 5.00% D R309 0RH4702C622 RESISTOR,METAL GLAZED(CHIP)
  • Page 174 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS SW301 6600KW3004C SWITCH,MICRO SW2AB-254-10 SHINMEI 5VDC 10MA SW302 558-026I SWITCH,TACT JTP-1236A JEIL - - TACT X201 6212BB3241A RESONATOR,CERAMIC CSTCE16M9V53R-0 MURATA 16.934M X301 6212BB3242A RESONATOR,CERAMIC CSTCE20M0V53-R0 MURATA 20.00MH *** PWB(PCB) ASSEMBLY ,TIMER,KEY *** 6871R-2428A PWB(PCB) ASSEMBLY,TOTAL VDR COMBI KEYBOARD...
  • Page 175 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS SW601 556-282C SWITCH,TACT SKQNQED ALPS DC 12 V 50 MA TA SW601 556-219B SWITCH,TACT THVV502GAA POSTECH DC 12 V 5- SW602 556-282C SWITCH,TACT SKQNQED ALPS DC 12 V 50 MA TA SW602 556-219B SWITCH,TACT...
  • Page 176 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS C329 0CE1064F638 CAPACITOR,ELECTROLYTIC 10M SRA 16V M FM5 TP(5) C330 0CE1064F638 CAPACITOR,ELECTROLYTIC 10M SRA 16V M FM5 TP(5) C331 0CE1064F638 CAPACITOR,ELECTROLYTIC 10M SRA 16V M FM5 TP(5) C332 0CE1054K638 CAPACITOR,ELECTROLYTIC 1.0M SRA/SS50V M FM5 TP(5) C333 0CE1054K638 CAPACITOR,ELECTROLYTIC...
  • Page 177 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS C566 0CH4102K416 CAPACITOR,FIXED CERAMIC(High d 1000PF 50V 5% NP0 2012 R/TP C567 0CH4102K416 CAPACITOR,FIXED CERAMIC(High d 1000PF 50V 5% NP0 2012 R/TP C568 0CH4102K416 CAPACITOR,FIXED CERAMIC(High d 1000PF 50V 5% NP0 2012 R/TP C569 0CH4102K416 CAPACITOR,FIXED CERAMIC(High d...
  • Page 178 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS C641 0CE1064F638 CAPACITOR,ELECTROLYTIC 10M SRA 16V M FM5 TP(5) C642 0CE2274C638 CAPACITOR,ELECTROLYTIC 220M SRA 6.3V M FM5 TP(5) C643 0CE1064F638 CAPACITOR,ELECTROLYTIC 10M SRA 16V M FM5 TP(5) C644 874-000T WIRE COPPER TIN COATED D=0.6 ROLL C645 0CE4774C638...
  • Page 179 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS C816 0CE1064F638 CAPACITOR,ELECTROLYTIC 10M SRA 16V M FM5 TP(5) C817 0CE1064F638 CAPACITOR,ELECTROLYTIC 10M SRA 16V M FM5 TP(5) C818 0CE4764F638 CAPACITOR,ELECTROLYTIC 47M SRA/SS 16V M FM5 TP(5) C819 0CH1682K516 CAPACITOR,FIXED CERAMIC(Temp.c 6800PF 50V 10% B(5YP) 2012 R/T C820 0CE1064F638...
  • Page 180 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS L607 0LR0101K035 INDUCTOR RADIAL LEAD 1.0M K 6X6 L5 TP L608 0LR0101K035 INDUCTOR RADIAL LEAD 1.0M K 6X6 L5 TP L704 0LR0102K035 INDUCTOR RADIAL LEAD 10M K 6X6 L5 TP L705 0LR0102K035 INDUCTOR RADIAL LEAD 10M K 6X6...
  • Page 181 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS R326 0RH1502D622 RESISTOR,METAL GLAZED(CHIP) 15K OHM 1 / 10 W 2012 5.00% D R327 0RH6801D622 RESISTOR,METAL GLAZED(CHIP) 6.8K OHM 1 / 10 W 2012 5.00% D R328 0RH1501D622 RESISTOR,METAL GLAZED(CHIP) 1.5K OHM 1 / 10 W 2012 5.00% D R331 0RH2201D622 RESISTOR,METAL GLAZED(CHIP)
  • Page 182 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS R537 0RH4701D622 RESISTOR,METAL GLAZED(CHIP) 4.7K OHM 1 / 10 W 2012 5.00% D R538 0RH1001D622 RESISTOR,METAL GLAZED(CHIP) 1K OHM 1 / 10 W 2012 5.00% D R539 0RH0000D622 RESISTOR,METAL GLAZED(CHIP) 0 OHM 1 / 10 W 2012 5.00% D R541 0RH2201D622 RESISTOR,METAL GLAZED(CHIP)
  • Page 183 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS R612 0RH0222D622 RESISTOR,METAL GLAZED(CHIP) 22 OHM 1 / 10 W 2012 5.00% D R613 0RH1001D622 RESISTOR,METAL GLAZED(CHIP) 1K OHM 1 / 10 W 2012 5.00% D R615 0RH0752D622 RESISTOR,METAL GLAZED(CHIP) 75 OHM 1 / 10 W 2012 5.00% D R616 0RH0752D622 RESISTOR,METAL GLAZED(CHIP)
  • Page 184 560 OHM 1 / 10 W 2012 5.00% D RS501 6500RAB008A SENSOR KIT-3001A REEL SENSOR KODENSHI RS502 6500RAB008A SENSOR KIT-3001A REEL SENSOR KODENSHI TU701 6700NFNL04A TUNER TADM-H102F(US,LGIT) LG INOTEK X301 6202R2357AE RESONATOR,CRYSTAL HC49U SSANG TAE 3-579575MHZ 1 X301 6202R2357AG RESONATOR,CRYSTAL HC49U SSANGTAE 3-579575MHZ 1 X501 6202R-DA01B RESONATOR,CRYSTAL CFS-308 CITIZEN 32.768KHZ +/-...
  • Page 185 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS C129 0CE2282F611 CAPACITOR,FIXED ELECTROLYTIC 2200UF KMF 16V 20% BK7.5 FL C130 0CE227CH618 CAPACITOR,FIXED ELECTROLYTIC 220UF SHL,SD 25V 20% FL TP 5 C131 624-085D CAPACITOR CE 47UF/50V KME (SMPS) C132 624-085D CAPACITOR CE 47UF/50V KME (SMPS) C133 0CE2276F638...
  • Page 186 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS IC154 4811R-0043B BRACKET ASSEMBLY 378R33_HEAT SINK IC157 0IPMGFA031A IC,POWER MANAGEMENT KA278R12TSTU FAIRCHILD 4P TO-2 IC160 4811R-0049C BRACKET ASSEMBLY VCR RC590M 1.8V REG SC1566_HEA L101 6200RLB007C FILTER(CIRC),EMC LFOR SERIES(TOROIDAL COIL) SAM L102 6200JB8013R FILTER(CIRC),EMC SQ2626 SAMWAH TECOM BK SQ2424...
  • Page 187 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS R151 0RD4701F608 RESISTOR,FIXED CARBON FILM 4.7K OHM 1/6 W 5% TA26 R154 0RD4701F608 RESISTOR,FIXED CARBON FILM 4.7K OHM 1/6 W 5% TA26 R155 0RS0562J619 RESISTOR,FIXED METAL OXIDE FIL 56 OHM 1 W 5.00% TR R156 0RD4701F608 RESISTOR,FIXED CARBON FILM...
  • Page 188 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS 4261R-0024A ARM ASSEMBLY IDLER (H) 4810R-0111A BRACKET 4680R-D006A MOTOR(MECH) LOADING RF-370CA-12560 MABUCHI 4470R-0093A GEAR DECK/MECHA WHEEL OTHER 4408R-0004A REEL 4510R-0043A LEVER T/UP 4970R-0123A SPRING COIL TENSION(D35) 3141R-0040B CHASSIS ASSEMBLY D35(S) 4400R-0005A BELT CAPSTAN 052A...
  • Page 189 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS JK761 6612B00010A JACK,DIN PSJ 007B( S-VHS-JACK) PARK ELE JK762 6612JH002NA JACK,RCA RCA-104-02(WHITE) YUQIU JK763 6612JH002NB JACK,RCA RCA-104-03(RED) YUQIU JK764 6612JH002NC JACK,RCA RCA-104-05(YELLOW) YUQIU L701 636-004C FILTER(CIRC),EMC BEAD CORE BFS3550R2FD8,R T/P L702 636-004C FILTER(CIRC),EMC BEAD CORE BFS3550R2FD8,R T/P...
  • Page 190 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS C136 0CH7226D621 CAPACITOR,CHIP[TANTALUM] 22UF 10V M 3528 TP(-) C138 0CH1102K512 CAPACITOR,FIXED CERAMIC(TEMP.C 1000PF 50V 10% B(5YP) 1608 R/T C139 0CH7475D611 CAPACITOR,FIXED TANTALUM 4.7UF 10V 20% 3216 TP(-) C140 0CH7475D611 CAPACITOR,FIXED TANTALUM 4.7UF 10V 20% 3216 TP(-) C142 0CH1104K942...
  • Page 191 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS C188 0CH1104K942 CAPACITOR,CHIP[CERAMIC M/L HD 0.1UF 50V Z Y5V(F) 1508 R/TP C189 0CH1104K942 CAPACITOR,CHIP[CERAMIC M/L HD 0.1UF 50V Z Y5V(F) 1508 R/TP C190 0CH1104K942 CAPACITOR,CHIP[CERAMIC M/L HD 0.1UF 50V Z Y5V(F) 1508 R/TP C191 0CH1104K942 CAPACITOR,CHIP[CERAMIC M/L HD...
  • Page 192 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS C225 0CH1104K942 CAPACITOR,CHIP[CERAMIC M/L HD 0.1UF 50V Z Y5V(F) 1508 R/TP C229 0CH1104K942 CAPACITOR,CHIP[CERAMIC M/L HD 0.1UF 50V Z Y5V(F) 1508 R/TP C230 0CH1104K942 CAPACITOR,CHIP[CERAMIC M/L HD 0.1UF 50V Z Y5V(F) 1508 R/TP C232 0CH1104K942 CAPACITOR,CHIP[CERAMIC M/L HD...
  • Page 193 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS C422 0CH1104K942 CAPACITOR,CHIP[CERAMIC M/L HD 0.1UF 50V Z Y5V(F) 1508 R/TP C423 0CH1104K942 CAPACITOR,CHIP[CERAMIC M/L HD 0.1UF 50V Z Y5V(F) 1508 R/TP C425 0CH4220K412 CAPA,CHIP CERAMIC M/L T.C F/S 22P 50V J COG 1.6X0.8 R/TP C426 0CH4220K412 CAPA,CHIP CERAMIC M/L T.C F/S...
  • Page 194 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS C7609 0CH8105K611 CAPACITOR,FIXED ELECTROLYTIC 1UF 50V 20% 85STD (CYL) R/TP C7610 0CH1104K942 CAPACITOR,CHIP[CERAMIC M/L HD 0.1UF 50V Z Y5V(F) 1508 R/TP C7611 0CH1182K562 CAPACITOR,CHIP[CERAMIC M/L HD 1800P 50V K X7R 1.6X0.8 R/TP C7612 0CH8226F611 CAPACITOR,CHIP[AL.
  • Page 195 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS IC2601 0ISTLPH037A IC,STANDARD LOGIC 74LVC541APW PHILIPS 20PIN TSSO IC3048 0IPRPTI017A IC,PERIPHERALS TSB41AB3 TEXAS INSTRUMENT 80PI IC4002 0ISTLAT007A IC,STANDARD LOGIC EPM3064ATC44-10 ALTERA 44PIN Q IC4003 0ILNRPH008A IC,LINEAR SAA7104H PHILIPS 64PIN QFP TRA IC4004 0ILNRPH008A IC,LINEAR...
  • Page 196 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS Q7604 0TR103009AM TRANSISTOR KRC103S TP KEC SOT-23 22K-22K R101 0RH1001C622 RESISTOR,METAL GLAZED(CHIP) 1K OHM 1 / 16 W 1608 5.00% D R102 0RH1001C622 RESISTOR,METAL GLAZED(CHIP) 1K OHM 1 / 16 W 1608 5.00% D R103 0RH6802C422 RESISTOR,METAL GLAZED(CHIP)
  • Page 197 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS R159 0RH0512C622 RESISTOR,METAL GLAZED(CHIP) 51 OHM 1 / 16 W 1608 5.00% D R160 0RH0512C622 RESISTOR,METAL GLAZED(CHIP) 51 OHM 1 / 16 W 1608 5.00% D R1606 0RH0222C622 RESISTOR,METAL GLAZED(CHIP) 22 OHM 1 / 16 W 1608 5.00% D R1607 0RH1000C622 RESISTOR,METAL GLAZED(CHIP)
  • Page 198 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS R224 0RH1001C622 RESISTOR,METAL GLAZED(CHIP) 1K OHM 1 / 16 W 1608 5.00% D R226 0RH1001C622 RESISTOR,METAL GLAZED(CHIP) 1K OHM 1 / 16 W 1608 5.00% D R227 0RH1001C622 RESISTOR,METAL GLAZED(CHIP) 1K OHM 1 / 16 W 1608 5.00% D R229 0RH0000C622 RESISTOR,METAL GLAZED(CHIP)
  • Page 199 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS R320 0RH1002C622 RESISTOR,METAL GLAZED(CHIP) 10K OHM 1 / 16 W 1608 5.00% D R329 0RH1203C622 RESISTOR,METAL GLAZED(CHIP) 120K OHM 1 / 16 W 1608 5.00% D R330 0RH1001C622 RESISTOR,METAL GLAZED(CHIP) 1K OHM 1 / 16 W 1608 5.00% D R331 0RH1001C622 RESISTOR,METAL GLAZED(CHIP)
  • Page 200 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS R404 0RH0222C622 RESISTOR,METAL GLAZED(CHIP) 22 OHM 1 / 16 W 1608 5.00% D R405 0RH1501C622 RESISTOR,METAL GLAZED(CHIP) 1.5K OHM 1 / 16 W 1608 5.00% D R406 0RH1000C622 RESISTOR,METAL GLAZED(CHIP) 100 OHM 1 / 16 W 1608 5.00% D R407 0RH1000C622 RESISTOR,METAL GLAZED(CHIP)
  • Page 201 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS R493 0RH1002C622 RESISTOR,METAL GLAZED(CHIP) 10K OHM 1 / 16 W 1608 5.00% D R494 0RH5600C622 RESISTOR,METAL GLAZED(CHIP) 560 OHM 1 / 16 W 1608 5.00% D R495 0RH1002C622 RESISTOR,METAL GLAZED(CHIP) 10K OHM 1 / 16 W 1608 5.00% D R497 0RH1002C622 RESISTOR,METAL GLAZED(CHIP)
  • Page 202 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS R7635 0RH1000C622 RESISTOR,METAL GLAZED(CHIP) 100 OHM 1 / 16 W 1608 5.00% D R7636 0RH1000C622 RESISTOR,METAL GLAZED(CHIP) 100 OHM 1 / 16 W 1608 5.00% D R7637 0RH0000C622 RESISTOR,METAL GLAZED(CHIP) 0 OHM 1 / 16 W 1608 5.00% D R7638 0RH0000C622 RESISTOR,METAL GLAZED(CHIP)
  • Page 203 S AL LOCA. NO. PART NO. DESCRIPTION SPECIFICATION REMARKS RR402 0RR1002Q62C RESISTOR,DRAWING 100 OHM 1/16W 5.00% 3216 8 RR403 0RR1002Q62C RESISTOR,DRAWING 100 OHM 1/16W 5.00% 3216 8 X102 6212AB2135C RESONATOR,CRYSTAL HC-49/SM BUBANG 13.5 MHZ +/- 5 X301 6212AB2246C RESONATOR,CRYSTAL HC-49/SM BUBANG 24.576MHZ +/- X401 6212AB2246C RESONATOR,CRYSTAL...

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