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JVC KD-SX991R Service Manual

Cd receiver
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Download this manual See also: Instruction Manual
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3 7 63 1515 0
无奇不有电路图网店制作
TE
L 13942296513
www.xiaoyu163.com
Contents
Safety precaution
Preventing static electricity
Important for laser products
Disassembly method
Adjustment method
www
"无奇不有"电路图网 http://www.xiaoyu163.com
http://www.xiaoyu163.com
SERVICE MANUAL
KD-SX991R / KD-SX911R
x
ao
y
.
i
COPYRIGHT
http://www.xiaoyu163.com
8
CD RECEIVER
KD-SX991R
DISP
DISP
TP
TP
RDS
RDS
PTY
PTY
7
8
9
KD-SX911R
Q Q
3
6 7
DISP
DISP
TP
TP
RDS
RDS
PTY
PTY
7
8
9
1-2
Flow of functional
1-3
operation unit TOC read
1-4
Maintenance of laser pickup
1-5
Replacement of laser pickup
1-12
Description of major ICs
u163
2001 VICTOR COMPANY OF JAPAN, LTD.
KD-SX991R / KD-SX911R
2 9
9 4
KD-SX991R
DAB
MO
10
11
12
1 3
1 5
0 5
8
2 9
KD-SX911R
DAB
MO
10
11
12
E ---- Continental Europe
m
co
.
2 8
9 9
9 4
2 8
9 9
Area Suffix
1-13
1-15
1-15
1-16
No.49619
Feb. 2001

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Summary of Contents for JVC KD-SX991R

  • Page 1 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 SERVICE MANUAL CD RECEIVER KD-SX991R / KD-SX911R KD-SX991R KD-SX991R DISP DISP 无奇不有电路图网店制作 KD-SX911R L 13942296513 KD-SX911R www.xiaoyu163.com DISP DISP Area Suffix E ---- Continental Europe Contents Safety precaution Flow of functional...
  • Page 2 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 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.
  • Page 3 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 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.
  • Page 4 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 Important for laser products 5.CAUTION : If safety switches malfunction, the laser is able 1.CLASS 1 LASER PRODUCT to function. 2.DANGER : Invisible laser radiation when open and inter lock 6.CAUTION : Use of controls, adjustments or performance of...
  • Page 5 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 Disassembly method <Main body> Eject button Removing the front panel assembly (See Fig.1) Press the eject button in the lower left part of the front panel. Remove the front panel assembly from the body.
  • Page 6 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 Removing the heat sink (See Fig.5) Remove the three screws B on the left side of the body. Heat sink Fig.5 Joints b Removing the bottom cover (See Fig.6 and 7)
  • Page 7 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 Removing the main board (See Fig.8 and 9) Prior to performing the following procedure, remove the front panel assembly, the front chassis assembly, the heat sink and the bottom cover.
  • Page 8 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 Removing the control switch board (See Fig.11 to 13) Prior to performing the following procedure, remove the front panel assembly. Remove the four screws H attaching the rear cover on the back of the front panel assembly.
  • Page 9 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 Damper bracket <CD mechanism section> CD mechanism assembly Removing the CD mechanism control board (See Fig.1 and 2) Unsolder the part a and b on the CD mechanism control board.
  • Page 10 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 Damper bracket assembly CD mechanism Removing the CD mechanism assembly (See Fig.1, 6 to 9) Prior to performing the following procedure, remove the CD mechanism control board and the front bracket (loading motor).
  • Page 11 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 Removing the feed motor assembly FD screw Part i Feed motor assembly (See Fig.10) Prior to performing the following procedure, remove the CD mechanism control board, the front bracket Part j (loading motor) and the CD mechanism assembly.
  • Page 12 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 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 13 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 Flow of functional operation until TOC read 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 14 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 Feed Section Check CD 9V Is the voltage output at Is the wiring for IC541 Is 5V present at IC501 and 5V. IC541 pin "53" 5V or 0V? (90) ~ (100) correct? pin "20"?
  • Page 15 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 Maintenance of laser pickup (1) Cleaning the pick up lens Before you replace the pick up, please try to clean the lens with a alcohol soaked cotton swab. (2) Life of the laser diode When the life of the laser diode has expired, the following symptoms will appear.
  • Page 16 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 Description of major ICs BA3880FS-X(IC181) : BBE 1. Pin layout & Block Diagram DETL DETR DEFR DEFL HI MID VCAR VCAL MIXR MIXL OUTR OUTL APFR 无奇不有电路图网店制作 HPFR APFL...
  • Page 17 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 BD3860K (IC161):E.Volume 1.Terminal layout 2.Bockdiagram GND FIL VCC SEL1 VIN1 LOUD1 HF1 LF1 DET1 VCA1 MIX1 BBOUT1 TIN1 TNF1 BNF1 BOUT1 POWER FADER SUPPLY MAIN INPUT OUTF1 CH1 FRONT...
  • Page 18 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 UPD784215AGC127 (IC701): SYSTEM CPU UPD784215AGC127(1/2) Symbol Function Pin No. Signal input of mechanism switch 2 detection Signal input of mechanism switch 3 detection Signal input of mechanism switch 4 detection...
  • Page 19 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 UPD784215AGC127(2/2) Symbol Function Pin No. Non connect Non connect SD/ST Station detector and stereo signal input. It is H and there is a bureau.It is L and a stereo.
  • Page 20 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 HA13164(IC901):REGULATOR 1.Terminal layout 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 2.Block diagram 100u 0.1u BATT.DET OUT ANT OUT Surge Protector 0.1u...
  • Page 21 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 HD74HC126FP-X (IC801) : Buffer 1.Terminal layout 3.Pin function Input Output 2.Block diagram Output 无奇不有电路图网店制作 Input L 13942296513 www.xiaoyu163.com Output Sample as Load Circuit 1 Output Sample as Load Circuit 1...
  • Page 22 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 LA4743K(IC301):Power AMP 1.Block diagram 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- 无奇不有电路图网店制作...
  • Page 23 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 2.Terminal layout 3.Pin function LA4743B Pin No. Symbol Function Header of IC Power GND OUTRR- Outpur(-) for front Rch STBY Stand by input Output (+) for front Rch OUTRR+...
  • Page 24 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 LA6567H-X(IC501):CD DRIVE 1.Pin layout & blockdiagram CH 3,4,5 Thermal shutdown VCC2 Power supply V05- V05+ S-GND V04+ VCONT V04- VIN4 V03+ VIN4G 无奇不有电路图网店制作 Signal system power supply V03- VCC-S L 13942296513 www.xiaoyu163.com...
  • Page 25 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 2. Pin function LA6567H-X(2/2) Pin no. Symbol Function VCC2 CH3,4,5 Power supply( It is short with VCC1,VCC-S) V05- Loading output(-) V05+ Loading terminal (+) V04+ CH4 Output terminal(+) V04-...
  • Page 26 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 TC9462F(IC541): DSP & DAC 1.Pin layout & Block Diagram 50 V Servo 1bit 49 TRO control Clock 48 FOO generator TEZI 46 TEI 45 TSIN TEST1 44 SBAD Digital equalizer...
  • Page 27 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 2.Pin Function TC9462F(2/2) Symbol Function Pin No. RFRP signal center level input terminal RFCT RFRP zero cross input terminal RFZI RF ripple signal input terminal RFRP Focus error signal input terminal...
  • Page 28 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 LC75873NW(IC601):LCD Driver 1.Pin layout 2.Block diagram VDD1 COMON SEGMENT DRIVER DRIVER VDD2 CLOCK SHIFT REGISTOR GENERATOR ADDRESS DETECTOR 3.Pin function Pin No. Pin name Description Segment outouts for displaying the display data...
  • Page 29 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 SAA6579T-X(IC71):RDS Detector 2.Pin Function 1.Terminal Layout Symbol Function QUAL RDCL Non connect QUAL RDDA RDS data output RDDA Vref OSCO Reference voltage output Vref OSC1 Multiplex signal input VDDA...
  • Page 30 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 TA2109F-X (IC521) : RF amp. 1. Pin layout 2. Block diagram 15k ohm 30k ohm 7.67k ohm 15k ohm 10k ohm SBAD 10k ohm 20uA 50k ohm 30k ohm...
  • Page 31 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 TB2118F-X (IC31) : PLL 1.Terminal Layout 2.Block diagram Constant power supply voltage Buff. ON/OFF AM CP. Phase OSC circuit Reference Counter Comparator switch FM VCO 4-bit Prescaler Swallow counter...
  • Page 32 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 IC-PST600M/G/-W1197(IC702):Reset 1.Terminal layout 2.Block diagram Vout 无奇不有电路图网店制作 L 13942296513 www.xiaoyu163.com NJM4565M-WE (IC581,IC171) : Ope. amp A OUTPUT A INPUT B OUTPUT A INPUT B INPUT B INPUT u163 1-32...
  • Page 33 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 M24C16-WMN6-X(IC771):EPROM 1.Terminal layout 2.Block diagram HV GENERATOR MEMORY EEPROM ARRAY CONTROL CONTROL (8x 256 x8) XDEC LOGIC LOGIC PAGE LATCHES YDEC SENSE AMP F/W CNTROL 3.Pin function Pin No.
  • Page 34 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 无奇不有电路图网店制作 L 13942296513 www.xiaoyu163.com u163 VICTOR COMPANY OF JAPAN, LIMITED MOBILE ELECTRONICS DIVISION PERSONAL & MOBILE NETWORK BUSINESS UNIT. 10-1,1Chome,Ohwatari-machi,Maebashi-city,Japan Printed in Japan (No.49619) 200102(V) http://www.xiaoyu163.com...
  • Page 35 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 6 3 1 5 1 5 0 TU.L,TU.R FM/AM TUNER PACK DET OUT LOADING FMVT TRACKING AMVT OUTLF PICKUP FOCUS CD.L IC31 IC71 IC161 OUTLR IC501 IC581 MONO SPINDLE CD.R E.VOL OUTRF CD L.P.F.
  • Page 36 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 63 1515 0 < M E M O > 无奇不有电路图网店制作 L 13942296513 www.xiaoyu163.com u163 http://www.xiaoyu163.com...
  • Page 37 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 6 3 1 5 1 5 0 Standard schematic diagrams Main amp section D243 1SS133 R244 C243 R243 0.047 180k R245 C241 R247 1/50 R242 R241 IC301 C242 22/16 LA4743B Q241 QAU0222-001...
  • Page 38 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R KD-SX991R / KD-SX911R 3 7 6 3 1 5 1 5 0 CD servo control section R506 R507 8.2K R586 R584 R581 D501 R-CH C582 4.7/25 R585 1.5K C584 120P DSK10C C581 820P R504 R501 8.2K...
  • Page 39 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R 3 7 6 3 1 5 1 5 0 LCD & Key control section 无奇不有电路图网店制作 QNZ0449-001 1 3 9 4 2 2 9 6 5 1 3 www.xiaoyu163.com IC602 EN601 RPM6938-SV4 QSW0863-001 R657 REMOCON...
  • Page 40 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R / KD-SX911R KD-SX991R / KD-SX911R 3 7 6 3 1 5 1 5 0 Printed circuit boards Main board (Forward side) Main board (Reverse side) D971 EXT[1] ACC.IN C911 SW5V D972 CN901 J801 IC901 BATT.DET R971...
  • Page 41 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R/KD-SX911R 3 7 63 1515 0 PARTS LIST [ KD-SX991R ] [ KD-SX911R ] * All printed circuit boards and its assemblies are not available as service parts. Area suffix E ----------- Continental Europe 无奇不有电路图网店制作 L 13942296513 www.xiaoyu163.com...
  • Page 42 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R/KD-XS911R 3 7 63 1515 0 Exploded view of general assembly and parts list Block No. 无奇不有电路图网店制作 L 13942296513 www.xiaoyu163.com u163 http://www.xiaoyu163.com...
  • Page 43 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R/KD-SX911R 3 7 63 1515 0 Parts list (General assembly) Block No. M1MM Item Parts number Parts name Q'ty Description Area --------------- CD MECHA FSJC1029-404 TOP CHASSIS FSMH3001-204 SIDE PANEL FSKM3011-002 BOTTOM COVER FSMA3005-001 INSULATOR QYSDST2604Z SCREW...
  • Page 44 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R/KD-XS911R 3 7 63 1515 0 Parts list (General assembly) Block No. M1MM Item Parts number Parts name Q'ty Description Area GE30116-001A DETACH BUTTON VKW3001-330 COMP.SPRING FOR DETACH BUTTON GE10006-001A REAR COVER FSYH4036-035 SHEET VKZ4777-001 MINI SCREW...
  • Page 45 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R/KD-SX911R 3 7 63 1515 0 CD mechanism assembly and parts list Block No. Grease TN-CCD1001Z-136J G-31SA G-31SA(Bottom side) RX-405 无奇不有电路图网店制作 L 13942296513 www.xiaoyu163.com u163 106 29 http://www.xiaoyu163.com...
  • Page 46 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R/KD-XS911R 3 7 63 1515 0 Parts list (CD mechanism) Block No. M2MM Item Parts number Parts name Q'ty Description Area 30310101T FRAME 30310103T DANPER PIN 30310107T UPPER PLATE 30310108T SEL STOP PLATE 30310142T SEL ARM (L)L...
  • Page 47 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R/KD-SX911R 3 7 63 1515 0 Parts list (CD mechanism) Block No. M2MM Item Parts number Parts name Q'ty Description Area 64180403T DET SWITCH ESE22MH3 68150232T CONNECTOR TKC-W26X-C1 30311105T SOPPORT PLATE 30311138T GR MT BLK(N) 30311109T LDG GEAR (2)
  • Page 48 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R/KD-XS911R 3 7 63 1515 0 Electrical parts list (Main board) Block No. 01 Item Parts number Parts name Remarks Area Item Parts number Parts name Remarks Area BZ841 QAN0009-001Z BUZZER C 178 NCB31CK-104X C CAPACITOR QEKJ1CM-226Z...
  • Page 49 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R/KD-SX911R 3 7 63 1515 0 Electrical parts list (Main board) Block No. 01 Item Parts number Parts name Remarks Area Item Parts number Parts name Remarks Area C 544 QEKJ0JM-107Z E CAPACITOR 100MF 20% 6.3V C 891...
  • Page 50 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R/KD-XS911R 3 7 63 1515 0 Electrical parts list (Main board) Block No. 01 Item Parts number Parts name Remarks Area Item Parts number Parts name Remarks Area IC 31 TB2118F-X R 35 NRSA63J-222X MG RESISTOR IC 71...
  • Page 51 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R/KD-SX911R 3 7 63 1515 0 Electrical parts list (Main board) Block No. 01 Item Parts number Parts name Remarks Area Item Parts number Parts name Remarks Area R 343 NRSA63J-101X MG RESISTOR R 711 NRSA63J-0R0X MG RESISTOR...
  • Page 52 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R/KD-XS911R 3 7 63 1515 0 Electrical parts list (Main board) Block No. 01 Item Parts number Parts name Remarks Area R 809 NRSA63J-223X MG RESISTOR R 810 NRSA63J-101X MG RESISTOR R 841 NRSA63J-102X MG RESISTOR R 872...
  • Page 53 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R/KD-SX911R 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 NBE20JM-475X TS E CAPACITOR R 616 NRSA63J-272X...
  • Page 54 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R/KD-XS911R 3 7 63 1515 0 Packing materials and accessories parts list Block No. Block No. 无奇不有电路图网店制作 L 13942296513 www.xiaoyu163.com A15,A16 KD-SX991R Only A2 A4 KIT:A6 A10 u163 3-14 http://www.xiaoyu163.com...
  • Page 55 “无奇不有”电路图网 http://www.xiaoyu163.com http://www.xiaoyu163.com KD-SX991R/KD-SX911R 3 7 63 1515 0 Parts list (Packing) Block No. M3MM Item Parts number Parts name Q'ty Description Area FSPG4002-001 POLY BAG INSTRUCTIONS QPA00801205 POLY BAG QPC03004315P POLY BAG QPA01003003 POLY BAG FSYH4036-068 SHEET GE30123-022A CARTON...

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Kd-sx911r