JVC KS-FX832R Service Manual
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JVC KS-FX832R Service Manual

JVC KS-FX832R Service Manual

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3 7 63 1515 0
SERVICE MANUAL
TE
L 13942296513
Contents
www
.
http://www.xiaoyu163.com
CASSETTE RECEIVER
KS-FX832R
DISP
DISP
TP
TP
RDS
RDS
PTY
PTY
7
8
Safety precaution
Disassembly method
Adjustment method
Description of major ICs
x
ao
u163
y
i
COPYRIGHT
2002 VICTOR COMPANY OF JAPAN, LTD.
http://www.xiaoyu163.com
2 9
8
DAB
9
10
1 1
12
MO
Q Q
3
6 7
1 3
1 5
co
.
KS-FX832R
9 4
2 8
Area Suffix
E
Continental Europe
0 5
8
2 9
9 4
2 8
1- 2
1- 3
1-11
1-14~23
m
9 9
9 9
No.49692
Feb. 2002

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Summary of Contents for JVC KS-FX832R

  • Page 1 KS-FX832R 3 7 63 1515 0 SERVICE MANUAL CASSETTE RECEIVER KS-FX832R Area Suffix DISP DISP Continental Europe L 13942296513 Contents Safety precaution 1- 2 Disassembly method 1- 3 Adjustment method 1-11 Description of major ICs 1-14~23 u163 No.49692 COPYRIGHT 2002 VICTOR COMPANY OF JAPAN, LTD.

  • Page 2: Safety Precaution

    KS-FX832R 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. L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 3: Disassembly Method

    KS-FX832R 3 7 63 1515 0 Disassembly method Removing the front panel unit (See Fig.1) Press the release switch and remove the front panel unit in the direction of the arrow. Front panel unit Fig.1 Joint c Removing the front chassis (See Fig.2 to 3)
  • Page 4 KS-FX832R 3 7 63 1515 0 Removing the bottom cover (See Fig.5) Joints d Prior to performing the following procedure, remove Bottom cover the front chassis and the heat sink. Turn the body upside down. Insert a screwdriver to the two joints d and two joints...
  • Page 5 KS-FX832R 3 7 63 1515 0 Removing the cassette mechanism assembly Cassette mechanism assembly (See Fig.8) Prior to performing the following procedure, remove the front chassis, the heat sink, bottom cover and the main amplifier board assembly. Remove the four screws F attaching the cassette mechanism assembly from the top cover.
  • Page 6 KS-FX832R 3 7 63 1515 0 Cassette mechanism ass’y <Removal of the cassette mechanism> Removing the head amplifier board. Head relay (See Fig.1 and 2) board For the 6pin wire extending from connector CN402 on the head amplifier board, disconnect it from the head relay board.
  • Page 7 KS-FX832R 3 7 63 1515 0 Head relay board Removing the head relay board (See Fig.4) Unsolder the soldering b on the head relay board. Remove the screw C attaching the head relay board. Remove the head relay board in the direction of the...
  • Page 8 KS-FX832R 3 7 63 1515 0 Cassette holder and holder arm Joint h Shaft Joint h Shaft Removing the play head (See Fig.9) Prior to performing the following procedure, remove the head relay board and the sub chassis. Fig.8 Remove the two screws F attaching the play head Pinch roller ass’y...

  • Page 9: Removing The Flywheel

    KS-FX832R 3 7 63 1515 0 Removing the flywheel Cassette mechanism ass’y Reel disc board (See Fig.10 and 12) Soldering j Prior to performing the following procedure, remove the head relay board, the load arm, the sub chassis, the cassette holder, the holder arm and the reel disc Tab k board.
  • Page 10 KS-FX832R 3 7 63 1515 0 Push aside the gear and reattach the reel disc Ass’y( ). Removing the reel disc ass’y( ) (See Fig.12 to 15) ATTENTION: Prior to performing the following procedure, remove the reel disc ( ).

  • Page 11: Adjustment Method

    KS-FX832R 3 7 63 1515 0 Adjustment method Tuner section Test Instruments reqired for adjustment BAND STEP 1.Digital osclloscope(100MHz) FM : 100kHz (Seek), 50kHz (Manual) 2.Frequency Counter meter AM : 9kHz step 3.Electric voltmeter 4.Wow & flutter meter DUMMY LOAD 5.Test Tapes...
  • Page 12 KS-FX832R 3 7 63 1515 0 Arrangment of adjusting Head amplifier board section (Reverse side) VR402:Rch VR401:Rch (Dolby NR level adj) (Dolby NR Frequency response adj) B402 R411 C409 C410 VR401 VR402 C412 C411 B416 R413 C404 C418 C413...
  • Page 13 KS-FX832R 3 7 63 1515 0 Item Conditions Adjustment and Confirmation methods S.Values Adjust Head Head height adjustment Test tape: azimuth Adjust the azimuth directly. When you SCC-1659 adjustment adjust the height using a mirror tape, VT703(10kHz) remove the cassette housing from the mechanism chassis.

  • Page 14: Description Of Major Ics

    KS-FX832R 3 7 63 1515 0 Description of major ICs TEA6320T-X (IC161) : E.volume 1.Pin layout 2.Block diagram VOLUME 2 MUTE 0 to 55 dB FUNCTION BALANCE OUTRR OUTLR ZERO CROSS FENDER REAR POWER DETECTOR OUTRF OUTLF SUPPLY VOLUME 1...
  • Page 15 KS-FX832R 3 7 63 1515 0 CXA2560Q (IC401) : Dolby B type noise reduction system with play back equalizer amp. 1.Pin layout & block diagram 7k/12k PBFB2 MSMODE 100k OFF/B PBRIN2 DRSW 300k MS MODE BIAS PBGND TAPESW MUTE...
  • Page 16 KS-FX832R 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- 0.22 F...
  • Page 17 KS-FX832R 3 7 63 1515 0 2.Terminal layout 3.Pin function LA4743K Pin No. Symbol Function Header of IC Power GND Outpur(-) for front Rch RFO- STBY Stand by input RFO+ Output (+) for front Rch Power input VCC1/2 RRO-...
  • Page 18 KS-FX832R 3 7 63 1515 0 UPD178018AGC603 (IC701) : CPU 1. Pin layout 2. Pin function Pin No. Port Name Descriptions KEY 0 Key input 0 KEY 1 Key input 1 KEY 2 Key input 2 Level meter input LEVEL S.meter level input...
  • Page 19 KS-FX832R 3 7 63 1515 0 UPD178018AGC603(2/2) Pin No. Port Name Descriptions FF/REW Output for input signal level switching for MS L : FF,REW H : PLAY FWD,REV running direction switch signal input DOLBY Dolby on "H" output MSIN...
  • Page 20 KS-FX832R 3 7 63 1515 0 HA13164A (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 EXT OUT...
  • Page 21 KS-FX832R 3 7 63 1515 0 HD74HC126FP-X (IC801) : Buffer 1.Terminal layout 3.Pin function Input Output Note) H:High level L:Low level X:Irrelevant Z:Off(High-impedance) State a 3-state input 2.Block diagram Output Input L 13942296513 Output Sample as Load Circuit 1...
  • Page 22 KS-FX832R LC75873NW (IC601) : LCD driver 3 7 63 1515 0 1.Pin layout 2.Block diagram VDD1 60 ~ 41 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 23 KS-FX832R 3 7 63 1515 0 SAA6579T-X (IC71) : RDS 1.Pin layout QUAL RDCL RDDA Vref OSCO OSCI TEST SCOUT MODE 2.Block diagram ANTI- 57 kHz OSCILATOR QUALITY BIT RECONSTRUCTION ALIASING BANDPASS GENERATOR FILTER FILTER (8th ORDER) DIVIDER COSTAS LOOP...
  • Page 24 KS-FX832R 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 200202 (No.49692) http://www.xiaoyu163.com...

  • Page 25: Block Diagram

    KS-FX832R 3 7 63 1515 0 Block diagram L 13942296513 CP401 CP601 CN401 CN601 CN403 CN402 u163 http://www.xiaoyu163.com...
  • Page 26 KS-FX832R 3 7 63 1515 0 < M E M O > L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 27: Standard Schematic Diagrams

    KS-FX832R 3 7 6 3 1 5 1 5 0 Standard schematic diagrams Main amp section LA4743K IC301 C321 0.22 C322 R301 0.22 C308 2.2/50 QNB0100-001 C309 R302 1/50 2.2/50 1/50 TU.R 4.7u TU.L 0.1/50 2SC2412K/R/-X C318 R311 2.2/50...
  • Page 28 KS-FX832R KS-FX832R 3 7 6 3 1 5 1 5 0 Cassette mechanism section Q403 2SB1322/RS/-T Q402 DTC114EKA-X R401 CN403 QGF1219F1-10S C411 Q401 R418 22/16 1 3 9 4 2 2 9 6 5 1 3 C409 IC401 R416...
  • Page 29 KS-FX832R 3 7 6 3 1 5 1 5 0 LCD & Key control section QNZ0449-001 1 3 9 4 2 2 9 6 5 1 3 IC602 EN601 RPM6938-SV4 QSW0863-001 R657 REMOCON ACC5V ACC5V R658 D657 ENC1 ENC2 UDZD6.58-X...

  • Page 30: Printed Circuit Boards

    KS-FX832R KS-FX832R 3 7 6 3 1 5 1 5 0 Printed circuit boards Main board (Forward side) Main board (Reverse side) IC901 C905 L901 CP901 J321 IC901 C904 L901 C911 J801 J321 CP901 D901 D901 B502 C306 R901...
  • Page 31 KS-FX832R 3 7 63 1515 0 Mechanism conrol board C418 R412 C419 C413 C416 C414 R416 C421 C422 R414 C412 VR401 Q401 R415 C410 R418 VR402 R413 B402 IC401 FSMW1093A C411 R423 R422 B409 B404 CJ403 IC402 R425 CJ401...

  • Page 32: Parts List

    KS-FX832R 3 7 63 1515 0 PARTS LIST [ KS-FX832R ] * All printed circuit boards and its assemblies are not available as service parts. Area suffix E ----------- Continental Europe L 13942296513 - Contents - 3- 2 Exploded view of general assembly and parts list (Block No.M1) 3- 5 Cassette mechanism assembly and parts list (Block No.MP)
  • Page 33 KS-FX832R 3 7 63 1515 0 Exploded view of general assembly and parts list Block No. L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 34 KS-FX832R 3 7 63 1515 0 Parts list (General assembly) Block No. M1MM Item Description Parts number Parts name Q'ty Area --------------- CASSETTE MECHA 1 CDS-801 FSYH4036-050 SHEET FSKL2001-004 MECHA BRACKET(L FSKL2002-002 MECHA BRACKET(R QYSDST2606Z SCREW SCREW QYSDST2606Z TOP CHASSIS...
  • Page 35 KS-FX832R 3 7 63 1515 0 Parts list (General assembly) Block No. M1MM Item Description Parts number Parts name Q'ty Area GE30366-001A SEL BUTTON FSYH4036-032 SHEET 1 SEL BTN GE30104-001A RIM LENS 1 FOR KNOB GE30115-002A EJECT BUTTON VKW3001-330 COMP.SPRING...
  • Page 36 KS-FX832R 3 7 63 1515 0 Cassette mechanism assembly and parts list Block No. CDS-801 CFD-409 100 101 102 FG-84M FG-84M SW-902 FG-84M SW-902 CFD-409 CFD-409 CFD-409 SW-522B L 13942296513 FG-84M FG-84M SW-522B FG-84M FG-84M LEN-315Y2 LEN-315Y2 CFD-409 LEN-315Y2...
  • Page 37 KS-FX832R 3 7 63 1515 0 Parts list (Cassette mechanism) Block No. MPMM Item Description Parts number Parts name Q'ty Area X-0801-1003S MAIN CHASSIS AS X-0801-1002S SLIDE CHASSIS A X-0801-1008S SIDE BKT ASS'Y X-0801-1010S EJECT CAM LIMIT X-0801-1013S CASSETTE HANGER...
  • Page 38 KS-FX832R 3 7 63 1515 0 Parts list (Cassette mechanism) Block No. MPMM Item Description Parts number Parts name Q'ty Area 1-0801-4008S REEL DRIVER SPG 1-0801-4009S LOAD ARM SPG 1-0801-4011S HOLDER STAB SPG 1-0801-5001S BELT 1-0801-5002S FELT 1 7.5*18.5*1.0...
  • Page 39 KS-FX832R 3 7 63 1515 0 Grease point 1/2 SW-902 SW-522B FG-84M CFD-409 LEN-315Y2 FG-84M SW-902 SW-902 SW-902 FG-84M FG-84M SW-902 FG-84M SW-902 FG-84M L 13942296513 FG-84M EP56 u163 http://www.xiaoyu163.com...
  • Page 40 KS-FX832R 3 7 63 1515 0 Grease point 2/2 L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 41 KS-FX832R 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 QERF1CM-107Z E CAPACITOR 100MF 20% 16V C 307 QERF1EM-475Z E CAPACITOR 4.7MF 20% 25V...
  • Page 42 KS-FX832R 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 D 709 MTZJ5.6B-T2 ZENER DIODE NRSA63J-472X MG RESISTOR D 711 MTZJ5.6B-T2...
  • Page 43 KS-FX832R 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-222X MG RESISTOR R 904 NRS181J-183X MG RESISTOR R 351...
  • Page 44 KS-FX832R 3 7 63 1515 0 Electrical parts list (Mecha control board) Block No. 02 Item Parts number Parts name Remarks Area C 401 NDC31HJ-101X C CAPACITOR C 402 NDC31HJ-101X C CAPACITOR C 403 NDC31HJ-101X C CAPACITOR C 404...
  • Page 45 KS-FX832R 3 7 63 1515 0 Electrical parts list (Front board) Block No. 03 Item Parts number Parts name Remarks Area Item Parts number Parts name Remarks Area C 601 NBE20JM-475X TS E CAPACITOR R 620 NRS181J-471X MG RESISTOR...
  • Page 46 KS-FX832R 3 7 63 1515 0 < M E M O > L 13942296513 u163 3-15 http://www.xiaoyu163.com...
  • Page 47 KS-FX832R 3 7 63 1515 0 Packing materials and accessories parts list Block No. Block No. A2~A5 L 13942296513 KIT : A6~A10 u163 3-16 http://www.xiaoyu163.com...
  • Page 48 KS-FX832R 3 7 63 1515 0 Parts list (Packing) Block No. M3MM Item Description Parts number Parts name Q'ty Area GE30407-041A PACKING CASE GE10036-001A ESP CUSHION QPC03004315P POLY BAG 1 FOR SET FSPG4002-001 POLY BAG 2 FOR INST BOOK...

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