KD-S847 3 7 63 1515 0 SERVICE MANUAL CD RECEIVER 49832 2003 KD-S847 Area Suffix L 13942296513 EE ------ Russian Federation TABLE OF CONTENTS Important Safety Precautions ............1-2 Disassembly method .
KD-S847 3 7 63 1515 0 SECTION 1 Important Safety Precautions 1.1 Safety Precautions Burrs formed during molding may be left over on some parts of the chassis. Therefore, pay attention to such burrs in the case of preforming repair of this system.
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KD-S847 3 7 63 1515 0 1.2 Preventing static electricity Electrostatic discharge (ESD), which occurs when static electricity stored in the body, fabric, etc. is discharged, can destroy the laser diode in the traverse unit (optical pickup). Take care to prevent this when performing repairs.
KD-S847 3 7 63 1515 0 SECTION 2 Disassembly method 2.1 Main body 2.1.1 Removing the front panel assembly (See Fig.1) Front panel assembly (1) Push the detach button in the lower right part of the front panel assembly and remove the front panel assembly in the direction of the arrow.
KD-S847 3 7 63 1515 0 2.1.3 Removing the heat sink (See Fig.5) (1) Remove the two screws B and one screws C on the left side of the main body. Heat sink Fig.5 2.1.4 Removing the bottom cover (See Figs.6 and 7)
KD-S847 3 7 63 1515 0 2.1.6 Removing the main board (See Fig.9) • Prior to performing the following procedure, remove the front panel assembly, front chassis assembly, heat sink, bottom Main board assembly cover and rear bracket. (1) Remove the two screws G attaching the main board.
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KD-S847 3 7 63 1515 0 2.1.8 Removing the front board (See Figs.11 to 13) • Prior to performing the following procedure, remove the front panel assembly. (1) Remove the four screws J on the back side of the front pan- el assembly.
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KD-S847 3 7 63 1515 0 2.2 CD Mechanism Assembly 2.2.1 Removing the top cover (See Figs.1 and 2) (1) Remove the two screws A on the both side of the body. (2) Lift the front side of the top cover and move the top cover backward to release the two joints a.
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KD-S847 3 7 63 1515 0 2.2.2 Removing the connector board Wires (See Figs.3 to 5) CAUTION: Before disconnecting the flexible wire from the pickup, solder the short-circuit point on the pickup. No observance of this in- struction may cause damage of the pickup.
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KD-S847 3 7 63 1515 0 2.2.3 Removing the DET switch (See Figs.6 and 7) (1) Extend the two tabs c of the feed sw. holder and pull out the switch. (2) Unsolder the DET switch wire if necessary.
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KD-S847 3 7 63 1515 0 2.2.4 Removing the chassis unit (See Figs.8 and 9) • Prior to performing the following procedure, remove the top Chassis unit cover and connector board. Suspension spring (L) Suspension spring (R) (1) Remove the two suspension springs (L) and (R) attaching the chassis unit to the frame.
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KD-S847 3 7 63 1515 0 2.2.5 Removing the clamper assembly (See Figs.10 and 11) • Prior to performing the following procedure, remove the top cover. (1) Remove the clamper arm spring. Clamper arm spring (2) Move the clamper assembly in the direction of the arrow to release the two joints d.
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KD-S847 3 7 63 1515 0 2.2.6 Removing the loading / feed motor assembly (See Figs.12 and 13) • Prior to performing the following procedure, remove the top cover, connector board and chassis unit. (1) Remove the screw C and move the loading / feed motor assembly in the direction of the arrow to remove it from the chassis rivet assembly.
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KD-S847 3 7 63 1515 0 2.2.7 Removing the pickup unit Pickup unit (See Figs.14 to 18) • Prior to performing the following procedure, remove the top cover, connector board and chassis unit. (1) Remove the screw D and pull out the pu. shaft holder from Part e the pu.
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KD-S847 3 7 63 1515 0 2.2.9 Removing the trigger arm Joint k (See Figs.19 and 20) • Prior to performing the following procedure, remove the top cover, connector board and clamper unit. (1) Turn the trigger arm in the direction of the arrow to release Trigger arm the joint k and pull out upward.
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KD-S847 3 7 63 1515 0 2.2.11 Removing the mode sw. / select lock arm Link plate Joint t (See Figs.22 and 23) Mode sw. • Prior to performing the following procedure, remove the top plate assembly. Select lock arm (1) Bring up the mode sw.
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KD-S847 3 7 63 1515 0 2.2.12 Reassembling the mode sw. / select lock arm Select lock arm spring (See Figs.24 to 26) Hook w REFERENCE: Reverse the above removing procedure. Joint v (1) Reattach the select lock arm spring to the top plate and set...
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KD-S847 3 7 63 1515 0 2.2.13 Removing the select arm R / link plate Joint c' Link plate Joint r (See Figs.27 and 28) Select arm R Joint b' • Prior to performing the following procedure, remove the top plate assembly.
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KD-S847 3 7 63 1515 0 2.2.15 Removing the loading roller assembly Loading roller assembly (See Figs.31 to 33) • Prior to performing the following procedure, remove the Roller guide spring clamper assembly and top plate assembly. (1) Push inward the loading roller assembly on the gear side and detach it upward from the slot of the joint g' of the lock arm rivet assembly.
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KD-S847 3 7 63 1515 0 2.2.16 Removing the loading gear 5, 6 and 7 Loading gear bracket (See Figs.35 and 36) • Prior to performing the following procedure, remove the top Loading gear 6 cover, chassis unit, pickup unit and top plate assembly.
KD-S847 3 7 63 1515 0 2.2.17 Removing the gears Joint p' (See Figs.37 to 40) • Prior to performing the following procedure, remove the top Change plate rivet assembly cover, chassis unit, top plate assembly and pickup unit.
KD-S847 3 7 63 1515 0 2.2.18 Removing the turn table / spindle motor Turn table (See Figs.41 and 42) • Prior to performing the following procedure, remove the top cover, connector board, chassis unit and clamper assembly. (1) Remove the two screws L attaching the spindle motor as- sembly through the slot of the turn table on top of the body.
FM1/FM2 87.5 MHz to 108.0 MHz 6. Digital tester 65.0 MHz to 74.0 MHz 7. Tracking offset meter AM (MW) 522 kHz to 1620 kHz 8. Test Disc JVC :CTS-1000 (LW) 144 kHz to 279 kHz 9. Extension cable for check EXTSH002-22P 1 Dummy load Exclusive dummy load should be used for AM,and FM.
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KD-S847 3 7 63 1515 0 3.2 Flow of functional operation unit TOC read Power ON Set Function CD When the laser diode correctly When the pickup correctly moves emits to the inner area of the disc Microprocessor $82 $81...
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KD-S847 3 7 63 1515 0 3.2.1 Feed section Is the voltage output at Is the wiring for IC501 Is 3.3V present at IC501 IC541 pin "40" 5V or 0V? pin 27? pin "20"? Check CD 8V Check the vicinity of and 5V.
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KD-S847 3 7 63 1515 0 3.3 Maintenance of laser pickup 3.4 Replacement of laser pickup (1) Cleaning the pick up lens Before you replace the pick up, please try to clean the lens Turn off the power switch and,disconnect the with a alcohol soaked cotton swab.
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KD-S847 3 7 63 1515 0 4.3 IC-PST600M/G/-W (IC702) : System reset • Block diagram Vout 4.4 RPM6938-SV4 (IC602) : Remote control receiver • Block diagram Comp Detector conversion trimming circuit magnetic shield L 13942296513 u163 (No.49832)1-29 http://www.xiaoyu163.com...
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KD-S847 3 7 63 1515 0 4.5 LA47505 (IC301) : Power amp. • Block diagram Protective circuit Stand by Switch L 13942296513 Ripple Mute Filter circuit protective circuit Muting & On Time Control Circuit u163 1-30 (No.49832) http://www.xiaoyu163.com...
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KD-S847 3 7 63 1515 0 • Pin layout • Pin function Pin No. Symbol Function AC CONT1 Header of IC GND1 Power GND OUTFR- Outpur(-) for front Rch STBY Stand by input OUTFR+ Output (+) for front Rch...
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KD-S847 3 7 63 1515 0 Pin No Symbol I/O Descroption TMAX O TMAX detection result output pin. TMAX Detection Result TMAX Output Longer than fixed period "PV " Within fixed period "HiZ" Shorter than fixed period "AV "...
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KD-S847 3 7 63 1515 0 4.15 TC94A20F-011 (IC401) : DAC/SRAM built in type D-ROM decoder+ MP3 decoder • Pin layout & Block diagram Switch L 13942296513 General Timing inputbport generator u163 1-42 (No.49832) http://www.xiaoyu163.com...
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KD-S847 3 7 63 1515 0 • Pin functions Pin No Symbol Functions /RESET Hard reset input H:normal L:reset MiMD Micon I/F mode select input /MiCS Micon I/F chip select input /MiLP Micon I/F latch palus input MiDio Micon I/F data input/output...
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KD-S847 3 7 63 1515 0 • Pin functions Pin No. Symbol Functions Serial data input/output. Ground. OUTLR output left rear. OUTLF output left front. Treble control capacitor left channel or input from an external equalizer. Bass control capacitor left channel or output to an external equalizer.
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KD-S847 3 7 63 1515 0 4.17 UPD784215AGC205 (IC701) : CPU • Pin layout • Pin function Pin No. Symbol Function Not use CD mecha SW2 CD mecha position setting SW Loading motor control output MOTOR SEL Loading/feed motor selecting output Loading motor;...
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KD-S847 3 7 63 1515 0 Pin No. Symbol Function Chip select out CCLK Clock out CDTI Data out Power down control for DAC SD/ST Station detector or stereo indicator input ; H means a station is there. L means the pro- gram is stereo.
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KD-S847 3 7 63 1515 0 L 13942296513 u163 VICTOR COMPANY OF JAPAN, LIMITED AV & MULTIMEDIA COMPANY MOBILE ENTERTAINMENT CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan (No.49832) Printed in Japan 200304WPC http://www.xiaoyu163.com...
KD-S847 3 7 63 1515 0 SCHEMATIC DIAGRAMS CD RECEIVER KD-S847 CD-ROM No.SML200304 Area suffix EE ------ Russian Federation L 13942296513 Contents Block diagram Standard schematic diagrams Printed circuit boards 2-5 to 7 u163 No.49832SCH COPYRIGHT 2003 VICTOR COMPANY OF JAPAN, LTD.
KD-S847 3 7 63 1515 0 Safety precaution Burrs formed during molding may be left over on some parts of the chassis. Therefore, pay attention to such burrs in the case of preforming repair of this system. Please use enough caution not to see the beam directly or touch it in case of an adjustment or operation check.
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KD-S847 3 7 63 1515 0 L 13942296513 u163 VICTOR COMPANY OF JAPAN, LIMITED AV & MULTIMEDIA COMPANY 10-1,1Chome,Ohwatari-machi,Maebashi-city,371-8543,Japan Printed in Japan (No.49832SCH) 2003/04 http://www.xiaoyu163.com...
KD-S847 3 7 63 1515 0 PARTS LIST [ KD-S847 ] * All printed circuit boards and its assemblies are not available as service parts. Area suffix EE --------- Russian Federation L 13942296513 - Contents - Exploded view of general assembly and parts list (Block No.M1) CD mechanism assembly and parts list (Block No.MB)
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KD-S847 3 7 63 1515 0 Exploded view of general assembly and parts list Block No. L 13942296513 u163 http://www.xiaoyu163.com...
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KD-S847 3 7 63 1515 0 General assembly Block No. [M][1][M][M] Symbol No. Part No. Part Name Description Local ------------ CD MECHA GE10043-210A TOP CHASSIS GE40135-001A EARTH PLATE GE30938-003A HEAT SINK GE30393-002A BOTTOM COVER FSMA3004-203 INSULATOR QYSDST2604Z SCREW 2.6mm x 4mm(x3)
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KD-S847 3 7 63 1515 0 CD mechanism assembly and parts list Block No. Grease TNG-87 TN-2001-1011 GP-501MK CFD-005Z GP-501A L 13942296513 u163 http://www.xiaoyu163.com...
KD-S847 3 7 63 1515 0 CD mechanism Block No. [M][B][M][M] Symbol No. Part No. Part Name Description Local 30320101T FRAME 30320102T TOP COVER 30320115T DANPER F 30320116T DANPER R 303205505T CHASSIS RIVET 303205503T CHANGE P. RVT A...
KD-S847 3 7 63 1515 0 Electrical parts list Main board Block No. [0][1][0][0] Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local D971 RB160M-30-X SB DIODE D972 RB160M-30-X SB DIODE...
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KD-S847 3 7 63 1515 0 Symbol No. Part No. Symbol No. Part No. Part Name Description Local Part Name Description Local C314 NCS31HJ-391X C CAPACITOR 390pF 50V J C553 NCB31EK-473X C CAPACITOR 0.047uF 25V K C315...
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KD-S847 3 7 63 1515 0 Symbol No. Part No. Symbol No. Part No. Part Name Description Local Part Name Description Local C968 NCS31HJ-101X C CAPACITOR 100pF 50V J R453 NRSA63J-222X MG RESISTOR 2.2kΩ 1/16W J C971...
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KD-S847 3 7 63 1515 0 Symbol No. Part No. Part Name Description Local R704 NRSA63J-473X MG RESISTOR 47kΩ 1/16W J R705 NRSA63J-473X MG RESISTOR 47kΩ 1/16W J R708 NRSA63J-332X MG RESISTOR 3.3kΩ 1/16W J R710 NRSA63J-0R0X MG RESISTOR 0Ω...
KD-S847 3 7 63 1515 0 Front board Symbol No. Part No. Part Name Description Local Block No. [0][2][0][0] R658 NRSA63J-184X MG RESISTOR 180kΩ 1/16W J Symbol No. Part No. Part Name Description Local R659 NRS181J-431X MG RESISTOR 430Ω...
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KD-S847 3 7 63 1515 0 Packing materials and accessories parts list Block No. A2 A3 L 13942296513 KIT : A7 A8 A9 u163 3-12 http://www.xiaoyu163.com...
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KD-S847 3 7 63 1515 0 Packing and accessories Block No. [M][3][M][M] Symbol No. Part No.A Part Name Description Local GET0137-001A INST BOOK ENG RUS GET0137-002A INSTALL MANUAL ENG RUS BT-54013-5 WARRANTY CARD VND3046-001 SERIAL TICKET LV40978-001A CAUTION SHEET...