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JVC KD-S735R Service Manual

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3 7 63 1515 0
SERVICE MANUAL
12
2002
49762
TE
L 13942296513
1
Important Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-2
2
Disassembly method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-4
3
Adjustment method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-11
4
Description of major ICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-15
www
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http://www.xiaoyu163.com
CD RECEIVER
KD-S735R
TABLE OF CONTENTS
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ao
u163
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i
COPYRIGHT © 2002 VICTOR COMPANY OF JAPAN, LTD.
http://www.xiaoyu163.com
2 9
8
Q Q
3
6 7
1 3
1 5
45W x 4
DISP
MO
RND
7
8
9
10
11
12
COMPACT
DIGITAL AUDIO
co
.
9 4
2 8
Area Suffix
E
Continental Europe
EX
Central Europe
0 5
8
2 9
9 4
2 8
RDS
TP
PTY
SCM
m
KD-S735R
9 9
9 9
No.49762
2002/12

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Summary of Contents for JVC KD-S735R

  • Page 1 KD-S735R 3 7 63 1515 0 SERVICE MANUAL CD RECEIVER 49762 2002 KD-S735R Area Suffix Continental Europe Central Europe L 13942296513 45W x 4 DISP COMPACT DIGITAL AUDIO TABLE OF CONTENTS Important Safety Precautions ............1-2 Disassembly method .

  • Page 2: Important Safety Precautions

    KD-S735R http://www.xiaoyu163.com SECTION 1 Important Safety Precautions 3 7 63 1515 0 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.

  • Page 3: Disassembly Method

    KD-S735R 1.2 Preventing static electricity Electrostatic discharge (ESD), which occurs when static electricity stored in the body, fabric, etc. is discharged, 3 7 63 1515 0 can destroy the laser diode in the traverse unit (optical pickup). Take care to prevent this when performing repairs.
  • Page 4 KD-S735R http://www.xiaoyu163.com SECTION 2 Disassembly method 3 7 63 1515 0 2.1 Main body 2.1.1 Removing the front panel assembly (See Fig.1) (1) Press the eject button in the lower right part of the front panel. Remove the front panel assembly from the body.
  • Page 5 KD-S735R 2.1.3 Removing the heat sink (See Fig.4) 3 7 63 1515 0 (1) Remove the three screws A on the left side of the body. Heat sink Fig.4 2.1.4 Removing the bottom cover (See Fig.5 and 6) • Prior to performing the following procedure, remove the front Joints b panel assembly, the front chassis assembly and the heat sink.
  • Page 6 KD-S735R http://www.xiaoyu163.com 2.1.5 Removing the main board (See Fig.7 and 8) 3 7 63 1515 0 • Prior to performing the following procedure, remove the front panel assembly, the front chassis assembly, the heat sink and the bottom cover. (1) Remove the screw B, the two screws C and the three screws D attaching the rear bracket on the back of the body.
  • Page 7 KD-S735R 2.1.7 Removing the control switch board (See Fig.10 to 12) 3 7 63 1515 0 • Prior to performing the following procedure, remove the front panel assembly. (1) Remove the four screws G attaching the rear cover on the back of the front panel assembly.
  • Page 8 KD-S735R http://www.xiaoyu163.com 2.2 CD Mechanism Assembly 2.2.1 Removing the CD mechanism control board 2.2.2 Removing the loading motor 3 7 63 1515 0 (See Fig.1 and 2) (See Fig.3 to 5) (1) Unsolder the part a and b on the CD mechanism control •...
  • Page 9 KD-S735R 2.2.3 Removing the CD mechanism assembly Damper bracket CD mechanism assembly (See Fig.1, 6 to 9) 3 7 63 1515 0 • Prior to performing the following procedure, remove the CD mechanism control board and the front bracket (loading motor).
  • Page 10 KD-S735R http://www.xiaoyu163.com 2.2.4 Removing the feed motor assembly (See Fig.10) 3 7 63 1515 0 • Prior to performing the following procedure, remove the CD FD screw Part i mechanism control board, the front bracket (loading motor) Feed motor assembly and the CD mechanism assembly.

  • Page 11: Adjustment Method

    FM 87.5MHz ~ 108.0MHz 6. Digital tester MW 522kHz ~ 1620 kHz 7.Tracking offset meter LW 144kHz ~ 279kHz 8.Test Disc JVC :CTS-1000 9. Extension cable for check EXTGS004-26P x 1 Dummy load Exclusive dummy load should be used for AM,and FM. For FM dummy load,there is a loss of 6dB between SSG output and antenna input.The loss of 6dB need not be considered...
  • Page 12 KD-S735R http://www.xiaoyu163.com Flow of functional operation until TOC read 3 7 63 1515 0 Power ON • When the laser diode correctly Set Function to CD • When the pickup correctly moves emits to the inner area of the disc...
  • Page 13 KD-S735R Feed Section 3 7 63 1515 0 Is the voltage output at Is the wiring for IC521 Is 5V present at IC581 Check CD 9V IC521 pin "53" 5V or 0V? (90) ~ (100) correct? pin "11"? and 5V.
  • Page 14 KD-S735R http://www.xiaoyu163.com Maintenance of laser pickup 3 7 63 1515 0 Cleaning the pick up lens Before you replace the pick up, please try to clean the lens with a alcohol soaked cotton swab. Life of the laser diode When the life of the laser diode has expired, the following symptoms will appear.

  • Page 15: Description Of Major Ics

    KD-S735R SECTION 4 Description of major ICs 3 7 63 1515 0 4.1 HA13164A (IC961) : Regulator • Terminal layout 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 • Block diagram 100u 0.1u...
  • Page 16 KD-S735R http://www.xiaoyu163.com 4.2 LA4743K (IC301) : Power amp. • Block diagram 3 7 63 1515 0 2200 F 0.022 F Vcc 1/2 Vcc 3/4 IN 1 OUT 1+ 0.22 F OUT 1- PWR GND1 Protective circuit OUT 2+ IN 2 OUT 2- 0.22 F...
  • Page 17 KD-S735R • Terminal layout 3 7 63 1515 0 • Pin function Pin No. Symbol Function Header of IC Power GND Outpur(-) for front Rch STDBY Stand by input Output (+) for front Rch Power input Output (-) for rear Rch...
  • Page 18 KD-S735R http://www.xiaoyu163.com 4.3 LA6567H-X (IC501) : CD driver • Pin layout & Blockdiagram 3 7 63 1515 0 CH 3,4,5 Thermal shutdown VCC2 Power supply V05- V05+ S-GND V04+ VCONT V04- VIN4 V03+ VIN4G Signal system power supply V03- VCC-S...

  • Page 19: Vin1G

    KD-S735R • Pin function Pin no. Symbol Function 3 7 63 1515 0 VCC2 CH3,4,5 Power supply( It is short with VCC1,VCC-S) V05- Loading output(-) V05+ Loading terminal (+) V04+ CH4 Output terminal(+) V04- CH4 Output terminal(-) V03+ CH3 Output terminal(+)
  • Page 20 KD-S735R http://www.xiaoyu163.com 4.4 LC75823W (IC601) : LCD driver • Pin Layout & Symbol 3 7 63 1515 0 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 •...
  • Page 21 KD-S735R 4.5 NJM4565M-WE (IC581) : Ope. amp 3 7 63 1515 0 A OUTPUT A INPUT B OUTPUT A INPUT B INPUT B INPUT L 13942296513 u163 1-21 http://www.xiaoyu163.com...
  • Page 22 KD-S735R http://www.xiaoyu163.com 4.6 TA2109F-X (IC521) : RF amp. • Pin layout 3 7 63 1515 0 • Block diagram 15k ohm 30k ohm 7.67k ohm 15k ohm 10k ohm SBAD 10k ohm 20uA 50k ohm 30k ohm 20pF 36pF 10k ohm...
  • Page 23 KD-S735R • Pin function Pin No. Symbol Pin function 3 7 63 1515 0 Power supply input terminal Main beam I-V amp input terminal Main beam I-V amp input terminal Sub beam I-v input terminal Sub beam I-V input terminal...
  • Page 24 KD-S735R http://www.xiaoyu163.com 4.7 TC9462F (IC541) : DSP • Pin layout & Block Diagram 3 7 63 1515 0 50 V Servo 49 TRO 1bit control Clock 48 FOO generator TEZI 46 TEI 45 TSIN TEST1 44 SBAD Digital equalizer TEST2...
  • Page 25 KD-S735R • Pin function PIN No. SYMBOL FUNCTIONAL DESCRIPTION REMARKS 3 7 63 1515 0 TEST0 Test mode terminal.Normally, Keep at open. With pull-up resistor. Playback speed mode flag output terminal. UHSO PLAYBACK SPEED Nomal UHSO 2 times 4 times Subcode Q data emphasis flag output terminal.Emphasis ON at "H"...
  • Page 26 KD-S735R http://www.xiaoyu163.com PIN No. SYMBOL FUNCTIONAL DESCRIPTION REMARKS VCOREF VCO center frequency reference level terminal. Normallykeep at "PVREF" level. 3 7 63 1515 0 VCOF O VCO filter terminal. Analog output. AVSS Analog GND terminal. SLCO O Data slice level output terminal.
  • Page 27 KD-S735R PIN No. SYMBOL FUNCTIONAL DESCRIPTION REMARKS DVDD Analog supply voltage terminal for DA converter 3 7 63 1515 0 Reference voltage terminal for DA converter O L channel data forward output terminal DVSL Analog GND terminal for DA converter (Lch)
  • Page 28 KD-S735R http://www.xiaoyu163.com 4.8 SAA6579T-X(IC71):RDS detecter • Pin layout 3 7 63 1515 0 QUAL DATA Vref OSCO OSCI TEST SCOUT MODE • Block diagram ANTI- 57 kHz OSCILLATOR QUALITY BIT RECONSTRUCTION ALIASING BAND PASS GENERATOR FILTER FILTER (8th ORDER) DIVIDER...
  • Page 29 KD-S735R 4.9 TEA6320T-X (IC161) : E.volume • Pin layout 3 7 63 1515 0 OUTRR OUTLR OUTRF OUTLF Vref MUTE CD-CH TAPE TUNER • Block diagram VOLUME 2 MUTE 0 to 55 dB FUNCTION BALANCE ZERO CROSS FENDER REAR...
  • Page 30 • Pin layout 3 7 63 1515 0 • Pin function Pin No. Symbol FUNCTION No connection BUSINT JVC bus communication line BUSSI JVC bus communication line BUSSO JVC bus communication line BUSSCK JVC bus communication line No connection I2CDAI...
  • Page 31 KD-S735R Pin No. Symbol FUNCTION VDDPLL 3 7 63 1515 0 FM,AM osc input No connection GNDPLL AMEQ PLL error output for AM FMEQ PLL error output for FM IC(VPP) Setting to write for flash RESET System reset CD mech switch...
  • Page 32 KD-S735R 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 (No.49762) Printed in Japan 2002/12 http://www.xiaoyu163.com...

  • Page 33: Schematic Diagrams

    KD-S735R http://www.xiaoyu163.com 3 7 63 1515 0 SCHEMATIC DIAGRAMS CD RECEIVER KD-S735R CD-ROM No.SML200212 45Wx4 DISP L 13942296513 COMPACT DIGITAL AUDIO Area Suffix Continental Europe Central Europe Contents Block diagram Standard schematic diagrams Printed circuit boards 2-5~6 u163 No.49762SCH COPYRIGHT 2002 VICTOR COMPANY OF JAPAN, LTD.

  • Page 34: Safety Precaution

    http://www.xiaoyu163.com 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.
  • Page 35 KD-S735R 3 7 6 3 1 5 1 5 0 Block diagram GEB10007A POWER 10V/9V/8V/5V REGULATOR IC961 ILL10V ACC5V LOADING MOTOR BTL DRIVER FEED MOTOR LOADING+ LOADING+ IC501 SPINDLE MOTOR LOADING- LOADING- FEED+ FEED+ REST SW FEED- FEED- SPINDLE+...
  • Page 36 KD-S735R KD-S735R 3 7 6 3 1 5 1 5 0 Standard schematic diagrams Main amp. section QAU0222-001 QNB0100-002 4.7u C189 1/50 R187 C191 IC301 A-GND 1/50 C169 1/50 R167 Q181 LA4743K C171 2SD601A/R/-X 1/50 0.1/50 2SD601A/R/-X CH.L 1SS133-T1...
  • Page 37 KD-S735R 3 7 6 3 1 5 1 5 0 Mecha control section R586 R508 R584 R581 C582 4.7/25 R585 1.5K C584 R-CH 120P R507 8.2k C581 820P D501 DSK10C-T1 R504 IC581 R501 8.2k NJM4565M-WE R506 D502 IC501 DSK10C-T1...
  • Page 38 KD-S735R KD-S735R 3 7 6 3 1 5 1 5 0 LCD & Key switch section JS690 QSW0863-002 IC602 RPM6938-SV4 R661 R662 C681 0.022 CJ601 VCM0335-001 ILL10V LCD1 REMOCON QLD0194-001 ACC5V ENC1 ENC2 BUS2 LCDCL LCDDA LCDCE KEY0 BUS1...
  • Page 39 KD-S735R 3 7 63 1515 0 Printed circuit boards Main board (Forward side) IC961 R904 C901 CP961 Q321 Q351 D910 Q331 J801 L961 C915 Q341 R323 C309 C392 C393 C394 R333 R343 C891 R892 D911 C905 C907 C184 C912...
  • Page 40 KD-S735R 3 7 63 1515 0 Main board (Reverse side) L961 IC961 CP961 J301 J801 D911 C801 C915 R342 C313 C901 B302 B314 B313 R185 B316 B315 C184 B901 C912 C902 C907 B303 R186 C911 C181 C913 C188 R905...
  • Page 41 KD-S735R 3 7 63 1515 0 < M E M O > L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 42 KD-S735R http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 VICTOR COMPANY OF JAPAN, LIMITED MOBILE ELECTRONICS DIVISION PERSONAL & MOBILE NETWORK BUSINESS UNIT. 10-1,1Chome,Ohwatari-machi,Maebashi-city,371-8543,Japan Printed in Japan 200212 (No.49762SCH) http://www.xiaoyu163.com...

  • Page 43: Parts List

    KD-S735R 3 7 63 1515 0 PARTS LIST [ KD-S735R ] * All printed circuit boards and its assemblies are not available as service parts. Area suffix L 13942296513 E ----------- Continental Europe EX --------------- Central Europe - Contents - 3- 2 Exploded view of general assembly and parts list (Block No.M1)
  • Page 44 KD-S735R 3 7 63 1515 0 Exploded view of general assembly and parts list Block No. L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 45 KD-S735R 3 7 63 1515 0 Parts list (General assembly) Block No. M1MM Item Description Parts number Parts name Q'ty Area --------------- CD MECHA FSJC1029-404 TOP CHASSIS FSMH3001-202 SIDE PANEL FSKM3011-002 BOTTOM COVER FSMA3004-203 INSULATOR QYSDST2604Z SCREW 3 CHASSIS+MECHA...
  • Page 46 KD-S735R 3 7 63 1515 0 Parts list (General assembly) Block No. M1MM Item Description Parts number Parts name Q'ty Area QYSDSF3006Z SCREW 1 LINE OUT FSYH4036-069 SHEET FSYH4071-001 LIGHTING SHEET FSKS3016-002 LED HOLDER LV41843-001A LASER CAUTION L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 47 KD-S735R CD mechanism assembly and parts list 3 7 63 1515 0 Block No. Grease TN-CCD1001Z-136J G-31SA G-31SA(Bottom side) RX-405 L 13942296513 u163 106 29 http://www.xiaoyu163.com...
  • Page 48 KD-S735R 3 7 63 1515 0 Parts list (CD mechanism) Block No. MBMM Item Description Parts number Parts name Q'ty Area 30310101T FRAME 30310103T DANPER PIN 30310107T UPPER PLATE 30310108T SEL STOP PLATE 30310142T SEL ARM (L)L 30310143T SEL ARM (R)L...
  • Page 49 KD-S735R 3 7 63 1515 0 Parts list (CD mechanism) Block No. MBMM Item Parts number Parts name Q'ty Description Area 64180403T DET SWITCH 2 ESE22MH3 68150242T CONNECTOR 1 TKC-W26X-A1 30311105T SOPPORT PLATE 30311138T GR MT BLK(N) 30311109T LDG GEAR (2)
  • Page 50 KD-S735R 3 7 63 1515 0 Block No. 01 Electrical parts list (Main board) Item Remarks Item Remarks Parts number Parts name Area Parts number Parts name Area NDC31HJ-5R0X C CAPACITOR C 342 NCS31HJ-391X C CAPACITOR NDC31HJ-100X C CAPACITOR...
  • Page 51 KD-S735R 3 7 63 1515 0 Block No. 01 Electrical parts list (Main board) Item Parts number Parts name Remarks Area Item Parts number Parts name Remarks Area C 702 NDC31HJ-220X C CAPACITOR IC301 LA4743K C 703 NCB31EK-104X C CAPACITOR...
  • Page 52 KD-S735R 3 7 63 1515 0 Electrical parts list (Main board) Block No. 01 Item Remarks Item Remarks Parts number Parts name Area Parts number Parts name Area R 55 NRSA63J-222X MG RESISTOR R 531 NRSA63J-222X MG RESISTOR R 56...
  • Page 53 KD-S735R 3 7 63 1515 0 Electrical parts list (Main board) Block No. 01 Item Parts number Parts name Remarks Area R 731 NRSA63J-104X MG RESISTOR R 732 NRSA63J-473X MG RESISTOR R 733 NRSA63J-473X MG RESISTOR R 734 NRSA63J-103X...
  • Page 54 KD-S735R 3 7 63 1515 0 Electrical parts list (Front board) Block No. 02 Item Parts number Parts name Remarks Area Item Parts number Parts name Remarks Area C 601 NCB31HK-223X C CAPACITOR R 644 NRSA63J-182X MG RESISTOR C 602...
  • Page 55 KD-S735R 3 7 63 1515 0 < M E M O > L 13942296513 u163 3-13 http://www.xiaoyu163.com...
  • Page 56 KD-S735R 3 7 63 1515 0 Packing materials and accessories parts list Block No. Block No. A2~A5,A16 L 13942296513 KIT : A7~A11 u163 3-14 http://www.xiaoyu163.com...
  • Page 57 KD-S735R 3 7 63 1515 0 Parts list (Packing) Block No. M3MM Item Description Parts number Parts name Q'ty Area FSPG4002-001 POLY BAG 2 INST.BOOK QPA00801205 POLY BAG 1 SCREW KIT QPA01003003 POLY BAG 1 HARD CASE FSYH4036-068 SHEET...