JVC KS-FX288 Service Manual Download Page 27

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C652

C653

S601

C651

R607

R662

S609

S607

S603

IC651

S605

S611

S618

S619

S614

R615

S602

S616

S604

S615

S608

S617

S610

S620

D601

R611

R604

R609

R612

R613

R603

R602

R614

R608

D602

LCD1

R601

CP701

R631

R632

D603

R606

S612

S606

S613

R633

R634

R616

R610

R605

R617

R661

D623

R621

R644

D654

D652

D615

D620

D622

D611

D616

R640

R642

D610

D655

D624

R643

R645

R647

PL601

R649

R641

R650

D613

D612

D609

R648

R646

D619

PL603

R651

D621

R622

D605

R623

D618

D614

D604

D653

4.7/6.3

680p

0.1

330

47k

LC75823W

470

820

470

270

330

390

330

390

QLD0145-001

270

VMC0335-001

820

270

820

560

820

1.5k

10K

150k

820

MA152WK-X

MA152WA-X

330

820

MA152WK-X

820

QLL0070-001

820

330

510

820

QLL0070-001

510

10K

MA152WA-X

COM2

COM3

S10

S11

S12

S13

S14

S15

S16

COM1

S17

S18

S19

S20

S21

S22

S23

S24

S25

S26

S27

S28

S29

S30

S31

S32

S33

S34

S35

S36

S37

S40

LCD driver & Operation swith circuit section

૶↪ᯏ⒳

࡟࠲࡯⷗㐿߈Ꮐߣߓ

ߣ
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KS-FX288

w w w . x i a o y u 1 6 3 . c o m

Q Q 3 7 6 3 1 5 1 5 0

T E L

1 3 9 4 2 2 9 6 5 1 3

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

Summary of Contents for KS-FX288

Page 1: ...Contents Safety precaution Disassembly method Adjustment method Description of major ICs 1 2 1 3 1 12 1 16 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 2: ...on to such burrs in the case of preforming repair of this system Safety precaution www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 3: ...1 Removing the front chassis 2 Turn the unit up side down 3 Insert the four engagements b c d e to the screwdriver 4 Turn the screwdriver and remove the bottom cover Fig 2 Fig 4 Fig 1 Front chassis Bottom cover Top chassis Bottom cover a a b c a Front chassis d Bottom cover Rear panel e Front panel unit Push the release button www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8...

Page 4: ... checks 4 Remove the two screws 2 retaining the main board assembly 5 Remove the six screws 3 and one screw 3 retaining 6 Separate the main board assembly and cassette mechanism assembly 7 Take out the main board assembly Fig 5 Fig 6 Fig 7 the rear panel Heat sink 1 1 1 2 2 Main board assembly Rear panel 3 3 3 3 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 ...

Page 5: ...adually by disengaging the three engagements g while pushing the top of the front cover in the arrow A direction then disengage the three engagements h on the both sides 5 Place the front panel unit front side down 6 Disengage the three engagements i on the bottom to separate the front cover from the front panel Be careful not to lose the button springs Front side Cassette mechanism Top chassis 4 ...

Page 6: ...2 Removing the bottom cover 3 Removing the heat sink 4 Removing the main board assembly 5 Removing the cassette mechanism 6 Removing the head amplifier board 7 Turn the left side to cassette mechanism 8 Remove the screw 7 retaining the relay board 9 Shift the one inter rocking sections k securing the relay board in the direction shown by the arrow C to remove the printed circuit board 10 Turn the ...

Page 7: ...sembly Lift and pull forward the FF REW lever assembly to disengage the joints b c d and e 1 2 3 Removing the FF REW lever assembly See Fig 1 Reattach the FF REW lever assembly to the joint c on the back of the chassis Reattach the pinch roller shaft e the change lever d and the return link e to the chassis 1 2 Reattaching the FF REW lever assembly See Fig 1 C FF REW lever assembly Joint c Joint b...

Page 8: ...r in the pinch roller R assembly from the chassis Draw out the pinch roller F and R assembly from the shaft 1 2 3 Removing the pinch roller R and F assembly See Fig 2 The P arm spring f differs from the P arm spring r ATTENTION The pinch roller F assembly differs from the pinch roller R assembly ATTENTION A arm spring b A arm spring a Pinch roller R assembly Pinch roller F assembly Shaft Shaft S s...

Page 9: ...the sub belt remove the main belt and the sub belt from the motor pulley Then remove the three screws E and one screw F Replace with a new sub belt while lifting the reel base assembly slightly ATTENTION Prior to performing the following procedure remove the FF REW lever assembly and the cassette hanger cassette holder Remove the C washer and pull out reel disc assembly 1 Removing the reel disc as...

Page 10: ...er the cassette mechanism assembly and remove the main belt Pull out the flywheel BF and BR downward respectively 1 2 Removing the Flywheel BF and BR assembly See Fig 4 and 5 The reel base assembly is not repairable Handle with care ATTENTION Selector link B Inside of the reel base assembly Reel disc assembly Flywheel BF Flywheel BR E E E F G G Main belt Reel base assembly Sub belt Motor assembly ...

Page 11: ...tch on the side of the cassette mechanism assembly Remove the screw I attaching the power switch 1 2 Removing the power switch See Fig 9 Cassette mechanism assembly Soldering l H Mute switch board Soldering m I Power switch Cassette mechanism assembly Rower switch Motor assembly Fig 8 Fig 9 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL ...

Page 12: ...ard volume position Balance and Bass Treble volume Fader Center Indication 0 Loudness Dolby NR Sound Cruise Off Volume position is about 2V at speaker output with following conditions Playback the test tape VT721 AM mode 999kHz 62dB INT 400Hz 30 modulation signal on recieving FM mono mode 97 9MHz 66dB INT 400Hz 22 5kHz deviation pilot off mono FM stereo mode 1kHz 67 5kHz dev pilot7 5kHz dev Output...

Page 13: ...justing test points Head section view Cassette mechanism Surface Tape speed adjust Motor assembly Playback head Azimuth screw www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 14: ...d EXTKSRT002 6P 6 pin extension cord For connection between mechanism assembly and main board assembly Check for mechanism driving section such as motor etc Disassembly method 1 Remove the bottom cover 2 Remove the front panel assembly 3 Remove the top cover 4 Install the front panel 5 Confirm that current is being carried by connecting an extension cord jig Note Available to connect to the CN701 ...

Page 15: ...maximum with azimuth adjustment screw c The phase difference should be 45_Kor more 4 When switching between forward and reverse modes the difference between channels should be within 3dB Between FWD Lch and Rch REV Lch and Rch 5 When the test tape VT721 315Hz is played back the level difference between channels should be within 1 5dB 1 Check to see if the reading of the frequency counter Wow flutt...

Page 16: ...es AM and the antenna output is turned on When 5V is input becomes AM and the output of FM is switched When 5V is input outputs to ILL COM and AMP It is 0V usually 5 6V power supply Power supply supply to remote amplifier Back up connects with ACC with it Power supply supply to auto antenna 8 7V power supply The power supply of 8 7V to AM The power supply of 8 7V to FM Ground Pin No Symbol Functio...

Page 17: ...BUFFER2 INPUTBUFFER3 INPUTBUFFER4 AMP1 AMP2 AMP3 AMP4 MUTE PVCC1 PVCC2 INVCC 12 22 14 18 6 3 4 5 7 8 9 15 16 17 19 20 21 1 23 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 18: ... Non connect Non connect Non connect Non connect Initializing output port Initializing input port Initializing input port Non connect Initializing input port Power supply Test input Non connect Output the If signal request Monaural and stereo change over output Non connect Non connect Power control output Power supply Non connect Non connect Non connect Non connect Non connect Non connect Non conn...

Page 19: ...oltage of between 4 5 and 6 0V Display turning off input pin INT L Vss off S1 to S52 COM1 to COM3 L INT H VDD on Serial data can be transferred in display off mode Used for applying the LCD drive 2 3 bias voltage externally Must be connected to VDD2 when a 1 2 bias drive scheme is used Used for applying the LCD drive 1 3 bias voltage externally Must be connected to VDD1 when a 1 2 bias drive schem...

Page 20: ...t channel or input from an external equalizer Bass control capacitor left channel or output to an external equalizer Bass control capacitor left channel Input volume 1 left control part Input loudness left control part Output source selector left channel Not used Not used Input C left source Not used Input B left source Input A left source I O O O I I I O I I I Symbol I O Symbol I O Input A right ...

Page 21: ...t 2 Pin function 3 Block diagram HD74HC126P IC751 Changer control ANP1 ANP2 UPC1228HA 1 2 3 4 5 6 7 8 IN1 NFB1 OUT1 VCC GND OUT2 NFB2 IN2 UPC1228HA IC901 Head amp www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 22: ...UNIT 10 1 1Chome Ohwatari machi Maebashi city 371 8543 Japan No 49662 200112 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 23: ...r Lch Rear OUT SDA SCL CN901 CP721 CN721 CP751 KEY 0 2 CJ701 LCDDA LCDCK LCDCE F R S8 S52 COM1 COM3 CP701 TAPE L LCH F R LCH CP901 CJ901 J1 FM TO SPEAKER CONNECTOR TO LINE REAR OUT Tuner Power AMP Changer System Controller LCD DRIVER KEY SWITCH CIRCUT HEAD AMPLIFIER CIRCUIT CJ921 CP722 DIRECTION BOARD RELAY BOARD AM CP981 SI SO SCK CD Lch 2 16 1 16 15 4 3 1 3 7 13 PROG SW 3 1 ANT TO CD CHANGER www...

Page 24: ...w xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 25: ...6P QNZ0095 001 10K 470P 3 3K 4 7K 10 27K 27K 470P 3 3K 470P 470P 82K 82K 47K 0 01 0 01 82K 4 7 25 4 7K 47K 1 50 4 7 25 10 KRA102M T 3 3K KRC102M T 47K 3 3K KRC102M T 1K 82K 27K 27K QMFZ047 100 T TEA6320T 2SA1706 ST T KTA1267 YG T KTC3199 GL T KTC3199 GL T 2 2 50 0 001 1K 10K 1 5K 1K 4 7uH 2200 16 1N5401TM 820 100 100 820 2SD2144S VW T 1SS119 041 2SD2144S VW T 2 2K 2 2K 1SS119 041 1SS119 041 10 16 ...

Page 26: ...105 R901 QGB1214K1 06S QGA2002F1 06 QGB1214K1 06S UPC1228HA 100p 100p QGA2002C1 05 330k 330k 820p 820p 0 47 50 0 47 50 100 100 47 6 3 47 6 3 0 01 0 01 100 10 100 w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com...

Page 27: ... 001 270 VMC0335 001 820 820 270 820 820 560 560 560 820 1 5k 10K 150k 820 MA152WK X MA152WA X 330 820 MA152WK X 820 820 820 QLL0070 001 820 330 510 820 820 QLL0070 001 510 10K 10K MA152WA X COM2 COM3 S52 S8 S9 S10 S11 S12 S13 S14 S15 S16 COM1 S17 S18 S19 S20 S21 S22 S23 S24 S25 S26 S27 S28 S29 S30 S31 S32 S33 S34 S35 S36 S37 S38 S39 S40 S41 S51 S42 S43 S44 S45 S46 S47 S48 S49 S50 LCD driver Opera...

Page 28: ...6 B E B E E B 1 80 17 32 16 1 12 1 9 1 E B 14 1 8 7 12 8 B B E B E E B B E B E E B B E B E E B 23 22 2 E B E 6 1 1 6 24 64 65 2 14 25 E B AMANT FMANT AMDX LO FMDX LO FMVT GND GND AMVCC GND FM AMOSC FMVCC FM AMVCC AMVT GND L CH R CH GND NC SEEK STOP S METER SD ST SNC COMP OUT FM AMVCC MUTEDRIVE 5 10 15 20 25 GND 1 15 1 41 E B 3 1 6 4 8 7 E B E B B T04 CP901 IC901 C104 C204 R103 R203 C105 C205 C101 ...

Page 29: ...ly and parts list Block No MP Electrical parts list Block No 01 02 Packing materials and accessories parts list Block No M3 M5 KS FX288 3 2 3 5 3 10 3 13 Area suffix UF China www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 c...

Page 30: ... general assembly and parts list Block No M M M 1 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 31: ...E MECHA 1 MECHA W 0 METAL 22 VKL7821 001 EJECT LEVER 1 24 FSJK3014 001 LIGHT LENS 1 25 FSYH4036 031 SHEET 1 PRESET BTN 26 FSXP2035 108 PRESET BUTTON 1 1 6 DISP RPT SC 27 FSXP4005 026 BBE BUTTON 1 28 FSXP2044 001 COMBO BUTTON 1 29 FSXP3053 002 POWER BUTTON 1 30 FSXP2034 037 D FUNC BUTTON 1 FM AM CD CH 31 FSXP3068 001 PUSH BUTTON 1 LOUD MO RND 33 FSXP3066 001 F F BUTTON 1 34 FSXP3067 001 REWIND BUTT...

Page 32: ...1 54 FSYH3022 002 LCD CASE 1 55 FSKS3021 001 LENS CASE 1 56 QYSDST2606Z SCREW 2 REAR BKT 15P CN 60 QYSDST2606Z SCREW 1 REAR BKT CD IN JACK 61 QYSDSF3006Z SCREW 1 REAR BKT PIN JACK LCD 1 QLD0145 001 LCD MODULE 1 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http ww...

Page 33: ...6 116 115 5 6 8 3 110 25 68 61 19 109 20 22 62 83 76 101 95 117 85 15 80 16 86 87 106 26 94 122 71 107 121 53 107 CDS 363SJ1 120 89 Cassette mechanism assembly and parts list Block No M M M P www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com htt...

Page 34: ...8 1006S ADJUSTER SHIN X 1 32 1 0138 1010S CASSETTE HOLDER 1 35 1 0363 1003S EJECT CAM 1 37 1 0036 2001S IDLE GEAR 1 38 1 0036 2003S REDUCT GEAR B 1 39 1 0036 2004S REDUCT GEAR A 1 40 1 0036 2007 5S RATCHET 1 41 1 0036 2009S SENSOR ARM 1 42 1 0036 2010S SELECTOR GEAR 1 43 1 0036 2014S DETECTOR GEAR 1 44 1 0038 2014S GEAR LOCK ARM 1 45 1 0038 2018S TAPE GUIDE 1 46 1 0363 2006S ADJUSTER LINK B 1 47 1...

Page 35: ...0363 7006S MOTOR ASSY 1 93 1 0363 7001S MUTE SW 1 94 1 0363 7002S SLIDE SW 1 95 1 0363 7008S SLIDE SW PWB 1 96 1 0036 7016S HEAD 1 97 1 0363 7005S POWER SW 1 100 1 0036 7089S 6P WIRE ASY JVC 1 101 1 0036 7088S 5P WIRE ASY JVC 1 105 2 1816 0032 E8S MYLAR WASHER S 2 106 2 1812 0030 D2S POLY WASHER S 3 107 1 0036 5024S PSW REEL 5 109 2 1712 0050 16S E RING 5 110 2 1712 5060 16S E RING 1 114 1 0363 70...

Page 36: ...902 SW 522B FG 84M C68 1 A 2 72 24 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 37: ... 16 39 38 42 43 4 37 3 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 38: ...72 QERF1HM 225Z E CAPACITOR 2 2MF 20 50V C 773 QDGB1HK 102Y C CAPACITOR C 781 QEKJ1CM 106Z E CAPACITOR 10MF 20 16V C 783 QETN0JM 228Z E CAPACITOR 2200MF 20 6 3V C 784 QERF1AM 227Z E CAPACITOR 220MF 20 10V C 785 QERF1CM 106Z E CAPACITOR 10MF 20 16V C 786 QETM1AM 228 E CAPACITOR 2200MF 20 10V C 901 QEKJ1AM 107Z E CAPACITOR 100MF 20 10V C 931 QEKJ1AM 107Z E CAPACITOR 100MF 20 10V C 932 QDYB1CM 103Y C...

Page 39: ...J 103Y C RESISTOR 10K 5 1 4W R 705 QRE141J 473Y C RESISTOR 47K 5 1 4W R 707 QRE141J 473Y C RESISTOR 47K 5 1 4W R 708 QRE141J 473Y C RESISTOR 47K 5 1 4W R 709 QRE141J 472Y C RESISTOR 4 7K 5 1 4W R 710 QRE141J 472Y C RESISTOR 4 7K 5 1 4W R 712 QRE141J 332Y C RESISTOR 3 3K 5 1 4W R 713 QRE141J 332Y C RESISTOR 3 3K 5 1 4W R 714 QRE141J 332Y C RESISTOR 3 3K 5 1 4W R 715 QRE141J 101Y C RESISTOR 100 5 1 ...

Page 40: ...A02J 561X MG RESISTOR R 617 NRSA02J 821X MG RESISTOR R 621 NRSA02J 103X MG RESISTOR R 622 NRSA02J 103X MG RESISTOR R 623 NRSA02J 103X MG RESISTOR R 631 NRSA02J 821X MG RESISTOR R 632 NRSA02J 821X MG RESISTOR R 633 NRSA02J 821X MG RESISTOR R 634 NRSA02J 821X MG RESISTOR R 640 NRSA02J 331X MG RESISTOR R 641 NRSA02J 331X MG RESISTOR R 642 NRSA02J 821X MG RESISTOR R 644 NRSA02J 821X MG RESISTOR R 646 ...

Page 41: ...n Block No M5MM A 1 INSTRUCTIONS 1 A 2 INSTALL MANUAL 1 A 3 VKZ4027 202 PLUG NUT 1 A 4 VKH4871 001SS MOUNT BOLT 1 A 5 VKZ4328 001 LOCK NUT 1 FOR M5 A 6 WNS5000Z WASHER 1 A 7 FSKL4010 002 HOOK 2 A 8 FSJB3002 00A HARD CASE 1 A 9 FSKM2004 003SSF MOUNTING SLEEVE 1 A 10 QAM0013 006 16P CORD ASS Y 1 A 11 FSJD2034 011SSF TRIM PLATE 1 KIT KDGS717K SCREW1 SCREW PARTS KIT 1 A3 A7 www xiaoyu163 com QQ3763151...

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JVC KS-FX288, Service Manual

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Summary of Contents for KS-FX288

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