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Panasonic DMR-EH67GN Service Manual

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Model No.
Model No.
Vol. 1
Colour
(K).......................Black Type
© 2007 Matsushita Electric Industrial Co., Ltd. All
rights
reserved.
distribution is a violation of law.
ORDER NO.CHM0707031CE
DVD Recorder
Unauthorized
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Summary of Contents for Panasonic DMR-EH67GN

  • Page 1 ORDER NO.CHM0707031CE Model No. DVD Recorder Model No. Vol. 1 Colour (K).......Black Type © 2007 Matsushita Electric Industrial Co., Ltd. All rights reserved. Unauthorized copying distribution is a violation of law.

  • Page 2: Table Of Contents

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS CONTENTS Page Page 1 Safety Precaution 12.3. Main Net (1/4) Section (Main P.C.B. (1/4)) Schematic 1.1. General guidelines Diagram (M) 2 Warning 12.4. Main Net (2/4) Section (Main P.C.B. (1/4)) Schematic 2.1. Prevention of Electrostatic Discharge (ESD) to...

  • Page 3: Safety Precaution

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 1 Safety Precaution 1.1. General guidelines 1. When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. 2. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.

  • Page 4: Warning

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 2 Warning 2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatic Sensitive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatic Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistor-sand semiconductor "chip"...

  • Page 5: Precaution Of Laser Diode

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 2.2. Precaution of Laser Diode...

  • Page 6: Service Caution Based On Legal Restrictions

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 2.3. Service caution based on legal restrictions 2.3.1. General description about Lead Free Solder (PbF) The lead free solder has been used in the mounting process of all electrical components on the printed circuit boards used for this equipment in considering the globally environmental conservation.

  • Page 7: Service Navigation

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 3 Service Navigation 3.1. Service Information 3.2. Caution for DivX...

  • Page 8: Specifications

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 4 Specifications...
  • Page 9 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS...

  • Page 10: Location Of Controls And Components

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 5 Location of Controls and Components...
  • Page 11 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS...

  • Page 12: Operation Instructions

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 6 Operation Instructions 6.1. Taking out the Disc from DVD-Drive Unit when the Disc cannot be ejected by OPEN/CLOSE button 6.1.1. Forcible Disc Eject 6.1.1.1. When the power can be turned off. 1. Turn off the power and press [STOP] [CH UP] keys on the front panel simultaneously for 5 seconds.
  • Page 13 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 6.1.2. When the Forcible Disc Eject can not be done.
  • Page 14 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 1. Turn off the power and pull out AC cord. 2. Remove the Top Case. 3. Put deck so that bottom can be seen. 4. Slide SLIDE CAM by Eject Pin (JZJ0484) or minus screw driver (small) in the direction of arrow to eject tray slightly.

  • Page 15: Service Mode

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 7 Service Mode 7.1. Self-Diagnosis and Special Mode Setting 7.1.1. Self-Diagnosis Functions Self-Diagnosis Function provides information for errors to service personnel by “Self-Diagnosis Display” when any error has occurred. U**, H** and F** are stored in memory and held.
  • Page 16 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Error Code Diagnosis contents Description Monitor Display Automatic FL display No error information Initial setting for error code in memory No display No display (Error code Initialization is possible with error code initialization and main unit initialization.)
  • Page 17 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Error Code Diagnosis contents Description Monitor Display Automatic FL display [HDD ERR] is displayed when a) When normal start up was failed. No display ERROR start up of HDD was failed. b) When start up at HDD boot was failed.
  • Page 18 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Item FL display Key operation Mode name Description Front Key Aging Perform sequence of modes as * Aging Display following the then mode. When the power is ON, press Description shown below continually. [STOP], [POWER]...
  • Page 19 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Item FL display Key operation Mode name Description Front Key Progressive initialization The progressive setting is initialized to display before execution When the power is on (E-E mode), Interlace. leaves. press [STOP] [PLAY] simultaneously for 5 seconds.
  • Page 20 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Item FL display Key operation Mode name Description (Remote controller key) RTSC Return in XP AV1 input signal is encoded (XP), decoded Initial mode: EE2/ Interlace/ XP/ Press [1] [3] in service mode. (A & V)
  • Page 21 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Item FL display Key operation Mode name Description (Remote controller key) READ SEEK Inspecting seek time of HSS to inspect At start Press [3] [1] in service mode. Inspection performance. * When canceling the inspection mode while executing, do “forced...
  • Page 22 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Item FL display Key operation Mode name Description (Remote controller key) READ VERIFY Measure of access time in READ VERIFY At start Press [3] [2] in service mode. Inspection MODE of HDD. * When canceling the inspection mode while executing, do “forced...
  • Page 23 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Item FL display Key operation Mode name Description (Remote controller key) HDD High Speed Scan Press [3] [6] in service mode. The [*] sign is added every 10 seconds while inspecting. Two digits on the right side are the progress level of the inspection (The unit is %).
  • Page 24 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Item FL display Key operation Mode name Description (Remote controller key) RAM Drive Last Error RAM Drive error code display. 1. Error Number is displayed for 5 Press [4] [2] in service mode. *For details about the drive error code, refer seconds.
  • Page 25 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Item FL display Key operation Mode name Description (Remote controller key) Front connection Press all front keys and check the connection Press [5] [4] in service mode. inspection between Main P.C.B. and Front key Switches.
  • Page 26 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Item FL display Key operation Mode name Description (Remote controller key) AV4(V)/AV1(RGB) Set input to AV4 (V) and set output to AV1 Press [8] [0] in service mode. Setting (RGB) for I/O checking AV2(Y/C)/AV1(V) Set input to AV2 (Y/C) and set output to AV1 Press [8] [1] in service mode.

  • Page 27: Service Fixture & Tools

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 8 Service Fixture & Tools Part Number Description Compatibility RFKZ0260 Extension Cable (MainP.C.B. - RAM/Digital P.C.B. Module/ 88 Pin) Same as EH50 Series RFKZ0327 Extension Cable (MainP.C.B. - Power P.C.B./ 15 Pin) Same as E55 Series RFKZ0366 Extension FFC (HDD - RAM/Digital P.C.B.

  • Page 28: Disassembly And Assembly Instructions

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 9 Disassembly and Assembly Instructions 9.1. Disassembly Flow Chart The following chart is the procedure for disassembling the casing and inside parts for internal inspection when carrying out the servicing. To assemble the unit, reverse the steps shown in the chart below.

  • Page 29: Positions

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 9.2. P.C.B. Positions...

  • Page 30: Top Case

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 9.3. Top Case 9.4.1. How to assemble Tray door ass’y 1. Attach Blinder spring to Tray door ass’y. 1. Remove the 2 screws (A) and 3 screws (B). 2. Slide Top Case rearward and open the both ends at rear side of the Top Case a little and lift the Top Case in the direction of the arrows.

  • Page 31: Hdd, Atapi P.c.b

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 3. Confirm the Brinder spring is attached as following. 9.5. HDD, ATAPI P.C.B.
  • Page 32 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 1. Remove the 2 Screws (A) and (B), FFC and Wire with 3. Remove 4 Screws (C) to remove HDD from HDD angle. connector to remove HDD with ATAPI P.C.B.. CAUTION: When replacing HDD, pay attention as below.

  • Page 33: Ram/Digital P.c.b. Module

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 9.6. RAM/Digital P.C.B. Module 2. Lift up Digital P.C.B. slightly so to disconnect connectors to remove Digital P.C.B.. And remove 3 Screws (C) to remove DVD drive. 1. Remove the 3 Screws (A) and Screw (B) to remove Digital Shield.

  • Page 34: Sd/Dv Jack P.c.b

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Note: 9.7. SD/DV Jack P.C.B. RAM/Digital P.C.B. Module as service part has no heat sink 1. Remove Screw (A) to remove SD/DV Jack P.C.B.. and heat transfer sheet. Before returning to customer, heat sink and heat transfer...

  • Page 35: Rear Panel

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 9.8. Rear Panel 9.9. Power P.C.B. 9.8.1. Only Fan Motor 1. Remove 3 Screws (A) and disconnect the connector to remove Power P.C.B.. 1. Remove the 2 Screws (A) and fan connector, remove the Fan motor with pushing 2 tabs in the direction of arrows.

  • Page 36: Hdmi P.c.b

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 9.10. HDMI P.C.B. 9.11. Main P.C.B., Front Jack P.C.B. and Front (L) P.C.B. 1. Push the PCB spacer in the direction of arrows and lift up HDMI P.C.B. slightly so to disconnect connector to remove 1.

  • Page 37: Measurements And Adjustments

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 10 Measurements and Adjustments 10.1. Service Positions Note: For description of the disassembling procedure, see the section 9. 10.1.1. Checking and Repairing of Power P.C.B.
  • Page 38 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 10.1.2. Checking and Repairing of RAM / Digital P.C.B. Module...
  • Page 39 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 10.1.3. Checking and Repairing of Main P.C.B.
  • Page 40 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 10.1.4. Checking and Repairing of HDD...

  • Page 41: Caution For Replacing Parts

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 10.2. Caution for Replacing Parts 10.2.1. Items that should be done after replacing parts...
  • Page 42 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Note3: Please prepare latest firmware updating disc. * Main Firm is being recorded in HDD, but new HDD has no data. Writing Procedure of Main Firm: <<Caution>> (1) Writing of Main Firm needs 3, 4 minutes.

  • Page 43: Standard Inspection Specifications After Making Repairs

    Perform auto recording and playback for one minute using the RAM No abnormality should be seen in the picture, sound or operation. disc. *Panasonic DVD-RAM disc should be used when recording and playback. Model with the HDD: Perform auto recording and playback for one No abnormality should be seen in the picture, sound or operation.
  • Page 44 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS...

  • Page 45: Block Diagram

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 11 Block Diagram 11.1. Power Supply Block Diagram POWER P.C.B. MAIN P.C.B. D1400 X SW+3V P1102 P1501 X SW+3V 12,13 T1150 POWER SWITCHING TRANSFORMER VA1110,L1120,L1121 D1140,C1143 D1270 AC INLET X SW+3.8V P1102 P1501 X SW+3.8V...
  • Page 46 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS MAIN P.C.B. HDMI P.C.B. IC56105 (REG.+5V) IP7502 (IC PROTECTOR) XSW+5.8V_AV P7501 P56101 P56102- 18 CONT XSW+3V P7402 P59001 ANA+3.3V P7402 P59001 DIGITAL D+3.8V P7402 P59001 P.C.B. X SW+3.8V 60,62 IC1506 (REG.DR+5V) ANA+5V P7402 P59001 IC4901- IC56104 (REG.+3.3V)

  • Page 47: Analog Video Block Diagram

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 11.2. Analog Video Block Diagram :REC SIGNAL :PB SIGNAL IC3001 (VIDEO PROCESSOR) MAIN P.C.B. JK3903 (SW1) (SW2) COMP 6MHz P59001 P7402 C OUT DM 6MHz BIAS 12MHz (SW3) P59001 P7402 Y OUT DM 6MHz COMPONENT...

  • Page 48: Analog Audio Block Diagram

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 11.3. Analog Audio Block Diagram :REC SIGNAL :PB SIGNAL MAIN P.C.B. JK3001 REAR JACK D4005 Q4006 MIX L OUT2 MUTE LINE OUT Q4007 QR4002 (AUDIO MUTE DRIVE) MUTE MIX R OUT2 FROM XTMUTE TIMER D4006...

  • Page 49: Analog Timer Block Diagram

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 11.4. Analog Timer Block Diagram IC7501 T7501 IR7501 (TIMER) DISPLAY HEATER POWER SWITCHING MAIN P.C.B. TRANSFORMER REMOTE CONTROL RECEIVER to TU7801- (BTL+30V) QR7402 CTL. D7506 :DMR-EH57EC IP7501 P SAVE HEATER+ +38V UNREG.+38V POWER SAVE (IC PROTECTOR)

  • Page 50: Hdmi Block Diagram

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 11.5. HDMI Block Diagram IC56103 VIDEO EE SIGNAL (HDMI TRANSMITTER) VIDEO PB SIGNAL AUDIO EE SIGNAL AUDIO PB SIGNAL P55003 P56103 P55003 P56103 P55003 P56103 P55003 P56103 P55003 P56103 P55003 P56103 HDMI P55003 P56103 CONNECTOR...

  • Page 51: Schematic Diagram

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12 Schematic Diagram 12.1. Interconnection Schematic Diagram JW7001 FC7001 KEY3_POWER KEY3_POWER P7402 P59001 DGND DGND FRONT(L) P.C.B. DGND DGND DGND DGND DGND DGND P55003 DGND DGND DAC_MCK REC_656_OUT_3 JW3801 JW3001 DGND DGND REC_656_OUT_2 FRONT_R_IN FRONT_R_IN...

  • Page 52: Power Supply Schematic Diagram

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.2. Power Supply Schematic Diagram LB1125 LB1122 C1125 J0JHC0000048 J0JKB0000003 1000P D1140 ZA1103 ZA1104 D1400 L1120 L1121 B0EDKT000009 L1400 EYF52BCY EYF52BCY B0JANE000037 (S1WBA80-7062) G0A100HA0023 G0B233D00001 G0B233D00001 C1121 0.022 F1101 T1150 K5D202BK0005 ETS28BF236AD P1101 K2AA2H000007 T2AL 250V...

  • Page 53: Main Net (1/4) Section (Main P.c.b. (1/4)) Schematic Diagram (M)

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.3. Main Net (1/4) Section (Main P.C.B. (1/4)) Schematic Diagram (M) NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING. LOCATION MAP THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.

  • Page 54: Main Net (2/4) Section (Main P.c.b. (1/4)) Schematic Diagram (M)

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.4. Main Net (2/4) Section (Main P.C.B. (1/4)) Schematic Diagram (M) LOCATION MAP NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING. THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.

  • Page 55: Main Net (3/4) Section (Main P.c.b. (1/4)) Schematic Diagram (M)

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.5. Main Net (3/4) Section (Main P.C.B. (1/4)) Schematic Diagram (M) NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING. THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.

  • Page 56: Main Net (4/4) Section (Main P.c.b. (1/4)) Schematic Diagram (M)

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.6. Main Net (4/4) Section (Main P.C.B. (1/4)) Schematic Diagram (M) NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING. THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
  • Page 57 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS IC7401 IC1510 IC1501 PS +11.6V SWITCHING REGULATOR TU +5V SWITCHING REGULATOR RESET IC-DETAIL BLOCK DIAGRAM IC-DETAIL BLOCK DIAGRAM IC-DETAIL BLOCK DIAGRAM VOUT VOUT SENSE ON/OFF Vref IC7402,IC7403 IC1506 IC1520 BOOSTER +5V SWITCHING REGULATOR, DR +5V SWITCHING REGULATOR...

  • Page 58: Av I/O (1/4) Section (Main P.c.b. (2/4)) Schematic Diagram (Av)

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.7. AV I/O (1/4) Section (Main P.C.B. (2/4)) Schematic Diagram (AV) LOCATION MAP NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING. THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.

  • Page 59: Av I/O (2/4) Section (Main P.c.b. (2/4)) Schematic Diagram (Av)

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.8. AV I/O (2/4) Section (Main P.C.B. (2/4)) Schematic Diagram (AV) LOCATION MAP NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING. THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.

  • Page 60: Av I/O (3/4) Section (Main P.c.b. (2/4)) Schematic Diagram (Av)

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.9. AV I/O (3/4) Section (Main P.C.B. (2/4)) Schematic Diagram (AV) NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING. THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.

  • Page 61: Av I/O (4/4) Section (Main P.c.b. (2/4)) Schematic Diagram (Av)

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.10. AV I/O (4/4) Section (Main P.C.B. (2/4)) Schematic Diagram (AV) NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING. THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
  • Page 62 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS IC3001 IC4001 VIDEO/AUDIO PROCESSOR AU +5V SWITCHING REGULATOR IC-DETAIL BLOCK DIAGRAM IC-DETAIL BLOCK DIAGRAM VOUT (SW1) (SW2) COMP 6MHz 6MHz BIAS 12MHz (SW3) 6MHz CLAMP CLAMP/ BIAS (SW4) COMP 6MHz CLAMP 12MHz CLAMP/ BIAS (SW6)

  • Page 63: Tuner Section (Main P.c.b. (3/4)) Schematic Diagram (Tu)

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.11. Tuner Section (Main P.C.B. (3/4)) Schematic Diagram (TU) IC7301 DECODER IC IC-DETAIL BLOCK DIAGRAM TU7802 C7826 ENGF7602GF C7820 2200P 680P K7801 AF SWITCH LB7801 J0JHC0000032 C7802 C7801 C7821 ANT_5V 0.01 6.3V 47 270P R7802...

  • Page 64: Timer (1/4) Section (Main P.c.b. (4/4)) Schematic Diagram (T)

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.12. Timer (1/4) Section (Main P.C.B. (4/4)) Schematic Diagram (T) LOCATION MAP NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING. THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE DP7501 SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.

  • Page 65: Timer (2/4) Section (Main P.c.b. (4/4)) Schematic Diagram (T)

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.13. Timer (2/4) Section (Main P.C.B. (4/4)) Schematic Diagram (T) NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING. THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.

  • Page 66: Timer (3/4) Section (Main P.c.b. (4/4)) Schematic Diagram (T)

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.14. Timer (3/4) Section (Main P.C.B. (4/4)) Schematic Diagram (T) NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING. THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.

  • Page 67: Timer (4/4) Section (Main P.c.b. (4/4)) Schematic Diagram (T)

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.15. Timer (4/4) Section (Main P.C.B. (4/4)) Schematic Diagram (T) NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING. THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.

  • Page 68: Hdmi Schematic Diagram

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.16. HDMI Schematic Diagram 62 61 59 58 55 54 52 51 49 48 47 46 44 43 40 39 [65]NC [32]NC [66]D22 [31]NC HDMI VDD33 CKA21 RL56101 CONNECTOR VDD33 P56102 L56101 VDD12 K1FA119E0004 RL56102...

  • Page 69: Dv Jack/Sd Card Schematic Diagram

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 12.17. DV Jack/SD Card Schematic Diagram 12.19. Front Jack Schematic Diagram RX66801 TO JW3001 EXB38V123JV SDAT2 MAIN P.C.B. SDAT3 (AV IO (2/4) SECTION) LB3801 SCMD JW3801 SD CARD J0JBC0000011 TO P53501 SDAT0 SDAT1 P66801 DIGITAL P.C.B.
  • Page 70 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS...

  • Page 71: Printed Circuit Board

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 13 Printed Circuit Board 13.1. Power P.C.B. Power P.C.B. COLD DMR-EH67GN/GC/GCS Power P.C.B. (VEP71128A)

  • Page 72: Main

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 13.2. Main P.C.B. 13.2.1. Main P.C.B. (1/4 Section) Location Map (FRONT) (REAR) DMR-EH67GN/GC/GCS Main P.C.B. (RFKB79156GNT:GN) (RFKB79156GCT:GC) (RFKB79156GST:GCS) (1/4 Section)
  • Page 73 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 13.2.2. Main P.C.B. (2/4 Section) Location Map (FRONT) (REAR) DMR-EH67GN/GC/GCS Main P.C.B. (RFKB79156GNT:GN) (RFKB79156GCT:GC) (RFKB79156GST:GCS) (2/4 Section)
  • Page 74 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 13.2.3. Main P.C.B. (3/4 Section) Main P.C.B. Location Map (FRONT) (REAR) DMR-EH67GN/GC/GCS Main P.C.B. (RFKB79156GNT:GN) (RFKB79156GCT:GC) (RFKB79156GST:GCS) (3/4 Section)
  • Page 75 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 13.2.4. Main P.C.B. (4/4 Section) Location Map (REAR) (FRONT) DMR-EH67GN/GC/GCS (REAR) Main P.C.B. (RFKB79156GNT:GN) (RFKB79156GCT:GC) (RFKB79156GST:GCS) (4/4 Section)
  • Page 76 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 13.2.5. Main P.C.B. Address Information Main P.C.B. Integrated Circuit CL7412 D4005 LB7416 C3026 C4072 R7312 R7570 C7542 R3906 IC1501 CL7501 C3027 C4082 R7572 D4006 LB7417 C7543 R3912 R7313 IC1506 CL7502 D7501 LB7418 C3028 C4083 R7322...

  • Page 77: Hdmi P.c.b

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 13.3. HDMI P.C.B. HDMI P.C.B. (COMPONENT SIDE) (FOIL SIDE) DMR-EH67GN/GC/GCS HDMI P.C.B. (VEP73148A)

  • Page 78: Front Jack P.c.b. And Front (L) P.c.b

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 13.4. Front Jack P.C.B. and Front (L) P.C.B. Front Jack P.C.B. Front (L) P.C.B. DMR-EH67GN/GC/GCS DMR-EH67GN/GC/GCS Front Jack P.C.B. Front (L) P.C.B. (VEP73146A) (VEP70187A)

  • Page 79: Dv Jack/Sd Card

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 13.5. DV Jack/SD Card P.C.B. DV Jack/SD Card P.C.B. (Foil Side) (Component Side) DMR-EH67GN/GC/GCS DMR-EH67GN/GC/GCS DV Jack/SD Card P.C.B. (Component Side) DV Jack/SD Card P.C.B. (Foil Side) (VEP73144B) (VEP73144B)

  • Page 80: Atapi P.c.b

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 13.6. ATAPI P.C.B. ATAPI P.C.B. DMR-EH67GN/GC/GCS ATAPI P.C.B. (VEP70194A)

  • Page 81: Appendix For Schematic Diagram

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 14 Appendix for Schematic Diagram 14.1. Voltage and Waveform Chart Note) Circuit voltage and waveform described herein shall be regarded as reference information when probing defect point, because it may differ from an actual measuring value due to difference of Measuring instrument and its measuring condition and product itself.
  • Page 82 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Ref No. IC4001 IC4009 MODE 11.6 PLAY 11.6 STOP 11.6 Ref No. IC4012 IC4901 MODE 11.6 PLAY 11.6 STOP 11.6 IC7301 Ref No. MODE PLAY STOP IC7301 Ref No. MODE PLAY STOP IC7301 Ref No.
  • Page 83 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Q1501 Q1502 Ref No. MODE PLAY STOP Q1509 Q4006 Q4007 Q4008 Ref No. MODE 12.4 12.4 12.4 12.3 12.3 12.3 12.3 -0.1 -0.1 -0.1 PLAY 12.4 12.4 12.4 12.3 12.3 12.3 12.3 -0.1 -0.1 -0.1 STOP 12.4...
  • Page 84 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 14.1.3. HDMI P.C.B. Ref No. IC56103 MODE PLAY STOP IC56103 Ref No. MODE PLAY STOP Ref No. IC56103 MODE PLAY STOP IC56103 Ref No. MODE PLAY STOP Ref No. IC56103 MODE PLAY STOP IC56103 Ref No.
  • Page 85 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 14.1.5. Waveform Chart T1150-12 STOP T1150-4 STOP IC1150-1 STOP T1150-5,6 STOP 10Vp-p (2m sec.div) 8.6Vp-p (50 sec.div) 8.0Vp-p (50 sec.div) 34Vp-p (50 sec.div) IC1150-9 STOP P7402-29,31 REC/PLAY P7402-51 REC/PLAY P7402-55 REC/PLAY 580Vp-p (50 sec.div) 0.8Vp-p (1m sec.div) 1.0Vp-p (20 sec.div)
  • Page 86 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 14.1.6. Abbreviations INITIAL/LOGO ABBREVIATIONS INITIAL/LOGO ABBREVIATIONS A0~UP ADDRESS IECOUT IEC958 FORMAT DATA OUTPUT ACLK AUDIO CLOCK IPFRAG INTERPOLATION FLAG AD0~UP ADDRESS BUS IREF I (CURRENT) REFERENCE ADATA AUDIO PES PACKET DATA ISEL INTERFACE MODE SELECT...
  • Page 87 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS INITIAL/LOGO ABBREVIATIONS TRACKING ERROR TIBAL BALANCE CONTROL BALANCE OUTPUT 1 BALANCE INPUT BALANCE INPUT BALANCE OUTPUT 2 TPSN OP AMP INPUT TPSO OP AMP OUTPUT TPSP OP AMP INVERTED INPUT TRCRS TRACK CROSS SIGNAL TRON...

  • Page 88: Parts And Exploded Views

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 15 Parts and Exploded Views 15.1. Exploded Views 15.1.1. Casing Parts & Mechanism Section...
  • Page 89 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 15.1.2. Packing & Accessories Section...

  • Page 90: Replacement Parts List

    DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS 15.2. Replacement Parts List Ref. Part No. Part Name & Remarks Description C3010 F2A1A101A868 10V 100U Notes: C3011 F1H1C104A071 16V 0.1U *Important safety notice: C3012 F2A1A471A869 10V 470P C3013 F2A1A101A868 10V 100U Components identified mark...
  • Page 91 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description C4061 ECJ1VF1C104Z 16V 0.1U C7543 F1H1H470A799 50V 47P C4062 F2A1A471A550 10V 470U C7544 F1H1C104A071 16V 0.1U C4063 F2A1C220B173 16V 22P...
  • Page 92 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description LB7415 J0JCC0000103 COIL IP1501 ERBSE3R00U IC PROTECTOR LB7416 J0JCC0000164 COIL IP7501 K5H751Z00003 IC PROTECTOR LB7417 J0JCC0000103 COIL IP7502 K5H751Z00003...
  • Page 93 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description R3058 ERJ3GEYJ750V 1/10W 75 R7322 ERJ3GEY0R00V 1/10W 0 R3059 ERJ3GEYJ750V 1/10W 75 R7324 ERJ3GEYJ221V 1/10W 220 R3901 ERJ3GEYF750V 1/10W 75...
  • Page 94 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description R7582 ERJ3GEYJ104V 1/10W 100K W736 ERJ6GEY0R00V 1/8W 0 R7583 ERJ3GEYJ101V 1/10W 100 W737 ERJ6GEY0R00V 1/8W 0 R7587 ERJ3GEYJ103V 1/10W 10K...
  • Page 95 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description C1201 ECJ2VB1E473K 25V 0.047U R1201 ERJ6GEYG822V 1/8W 8.2K C1270 F2A1C1820005 16V 1800P R1205 ERJ6GEYJ224V 1/8W 220K C1271 F2A1C1820005 16V 1800P...
  • Page 96 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description C56119 F1G1A104A014 10V 0.1U R56108 ERJ2GE0R00X 1/16W 0 C56120 F1G1A104A014 10V 0.1U R56110 ERJ2GE0R00X 1/16W 0 C56121 F1G1A104A014 10V 0.1U...
  • Page 97 DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description VEP73144B SD/DV JACK P.C.B. (RTL) RPN1969A-1 CUSHION(A) VEP73148A HDMI P.C.B. (RTL) RPN1969B-1 CUSHION(B) VEP70194A ATAPI P.C.B. (RTL) RPN1985 FRONT PAD...

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