JVC-MXGT91R-cs-sch维修电路原理图.pdf
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1、SERVICE MANUAL No.20931 Apr. 2001 COPYRIGHT 2001 VICTOR COMPANY OF JAPAN, LTD. MX-GT91R COMPACT COMPONENT SYSTEM MX-GT91R Safety precautions Important for laser products Preventing static electricity Disassembly method Adjustment method 1-2 1-4 1-5 1-6 1-26 Flow of functional operation until TOC rea
2、d Maintenance of laser pickup Replacement of laser pickup Description of major ICs 1-30 1-31 1-31 1-32 Contents Area Suffix B E EN U.K. Continental Europe Northern Europe SP-MXGT91RSP-MXGT91R PLAY & EXCHANGE STANDBY/ON CD-R/RW PLAYBACK STANDBY MX-GT91R CA-MXGT91R RadioFans.CN 收音机爱 好者资料库 ABCDEFG 1 2
3、3 4 5 2-1 MX-GT91R Block diagram FM FRONTEND TU1 FM/DET AM/DET IC 1 MW RF/OSC COIL PLL Synthesizer IC2 TUNER MPX CD MAIN FOCUS/SPINDLE/ FEED/TRACKING BTL DRIVER IC801 SOURCE SELECTOR & E.VOL IC436 MAIN HPF MUTE SYSTEM IC481 INPUT AMP IC 501 HARMONICS GENERATOR IC 502 LPF IC 526 CN870/CN871CN661 FW71
4、4 CN215 CN205 CN207 CN217 CN704 J81 RELAY RY2 RELAY RY1 SPEAKER TERMINAL POWER AMP IC 701 SUB WOOFER POWER AMP IC602 MAIN CN1 CN11 CN801 CN601 CN854CN855 P011P001CN804CN805 RF & SERVO AMP IC601 DIGITAL SERVO & PROCESSOR IC 651 UNIT MICOM CD CHANGER CONTROL IC 251 L MOTOR DRIVER IC 851 R MOTOR DRIVER
5、 IC 852 CN651 CN860/CN861 CAM0 3 CAM4 7 1SSW 3SSW 1MSW 3MSW A+C B+D E F F T FM SM ARF TX CD OUT L CAM R CAM SW1 6 PICKUP TRACKING FOCUS FEED M MICOM IC 810 FL DISPLAY FL 801 CN880 CN870 CN911 FW901 FW915 FW915 KEY LED SEARCH KNOB LED MAIN VOL WOOFER VOL SOUND MODE KEY LED KEY1,11 CD1LED CD2LED CD3LE
6、D SEARCH R,F KEY21,22 VOL KEY2,3,21,32,41,42 KCMND MSTAT KCLK MRDY MPX VOLDA,VOKCK M M FMN-008 FMB-028-3 FM AM DIGITAL OUT TX SPINDLE M FMB-028-1 FMC-022/024-1FMA-006 FMH-031-2 FMH- 031-1 FMB-028-5 FMH-031-3 FMB-028-2 CN315 IF TAPE CN316 CN306CN305 PB/REC AMP IC302 HEAD SW IC301 SERIAL TO PARALLEL P
7、ORT EXTENSION IC303 SOLENOID DRIVE FOR RP MECHA Q3314 Q3315 SOLENOID DRIVE FOR PB MECHA Q3312 Q3313 CN301CN302 FW301CN303 CN333 M DRIVER DRIVER R L R L PB MECHA HEAD RP MECHA HEAD SLCKEY 1 2 SLCKEY1 2 PHOTO A,B SW302 SW306 IC331 SOLENOID SW303 SW304 SW305 SW316 SOLENOID IC332 SLCKEY2 PHB SLCK PHA PB
8、 MECHA PP MECHA FMP-007-2FMP-007-1 RDS IC3 RDS RadioFans.CN 收音机爱 好者资料库 HABCDEFG 1 2 3 4 5 2-2 MX-GT91R Parts are safety assurance parts. When replacing those parts make sure to use the specified one. SHEET 1/8 1/8 2/8 3/8 4/8 5/8 6/8 7/8 8/8 Power supply section Standard schematic diagrams SHEET 2/8
9、 SHEET 2/8 SHEET 4/8 T001 F101 F001 F102 CN218 CN218 T002 D251 T001 D252 CN214 CN220 CN220 Q250 CN214 CN214 R250 F003 D254 C252 CN213 F001 T001 F101 F102 Q251 F101 F001 F102 F101 CN220 F101 F102 T001CN220 CN214 CN220 CN214 CN250 CN208 F001 F101 F102 F102 T001 T001 CN208 T002 D251 D252 CN214 CN208 R1
10、002 R1002 R1002 CN250 R1002 R1002 R1002 CN220 CN250 Q250 R250 D254 C252 CN213 Q251 CN209 CN250 CN219 C251 D255 C250 CN218 CN209 R253 RY3 D256 R1001 CN250 F001 CN218 CN218 F001 CN250 C253 CN209 C251 D255 C250 R253 RY3 D256 C253 QQT0320-002 T3.15AL T2AL T3.15AL QGA7901F1-03 QGA7901F1-03 QQT0253-002 1S
11、S133 QQT0320-002 1N4003 QJK015-071214 QGD2504C1-03Z QGD2504C1-03Z 2SC2785 QJK015-071214 QJK015-071214 3.3k T2AL 1SS133 0.0047/250 QGB2510K2-04 T4AL QQT0320-003 T4AL T4AL 2SC2235 6A-125V 5A-125V 6A-125V T3.15AL QGD2504C1-03Z T4AL T4AL QQT0320-003 QGD2504C1-03Z QJK015-071214 QGD2504C1-03Z QJK015-07121
12、4 QGA7901C1-02 WJK0114-001A T2AL 4A-250V 4A-250V T3.15AL QQT0320-003 QQT0320-001 WJK0114-001A QQT0253-002 1SS133 1N4003 QJK015-071214 WJK0114-001A 0.33( 1/2W) 0.33( 1/2W) 0.33( 1/2W) QGA7901C1-02 0.33( 1/2W) 0.33( 1/2W) 0.33( 1/2W) QGD2504C1-03Z QGA7901C1-02 2SC2785 3.3k 1SS133 0.0047/250 QGB2510K2-
13、04 2SC2235 WJK0070-002A QGA7901C1-02 QGA7901C1-04 470/16 QGA7901F1-03 QGA3901C1-02 3.3k QSK0094-001 MTZJ6.2A 3.3M QGA7901C1-02 T2AL QGA3901C1-02 WJK0070-002A 2A-250V QGA7901C1-02 0.0047 WJK0071-002A 470/16 3.3k QSK0094-001 MTZJ6.2A 0.0047 ABCDEFG 1 2 3 4 5 2-3 MX-GT91R Parts are safety assurance par
14、ts. When replacing those parts make sure to use the specified one. SHEET 2/8 DC regulation & audio output section MAIN Signal SHEET 5/8SHEET 3/8SHEET 1/8SHEET 3/8SHEET 3/8 CN205 CN215 CN204 CN201CN217 RY1 RY2 CN207 Q737 R248 Q360 Q361 R360 R361 R364 R367 R366R365 R368 R362 Q362 Q372 R389 R303 IC304
15、Q374 Q601 R249 C601C602 R302 R306 R307 IC303 IC305 L201 EP201 R384 C373 R383 Q371 IC701 C731 D233 R246 R247 Q204 C216 R778 D223 R209 R202 D227 D218 C219 Q201 R707 C709 IC602 C706 R715 C705 R792 R786 Q240 C281 R242 D725 Q733 Q736 Q734 Q735 Q726 Q728 Q727 R736 R734 R733 R735 R728 R739 R740 C739 D703D7
16、04 R775 R776 C721 C722 Q713 R761 C730 R762 R680 Q711 D650 R708 C710 R716 D622 Q702 R602 R681 R682 C683 Q680 D726 R281 R220 C606 C605 R675 R676 C621 C622 R608 C610 R284 C280 D280 R616 R640 R639 R607 C609 R615 Q790 R668 Q612 R797 R798 CN705 CN202 R619 CN203 R753 R754 R621 CN703 J81 R210 R741 R742 CN21
17、6 CN704 CN706 R363 D362 D360 D361 C362 C360 C361 C309 CN206 Q373 D619 C310 D314 R617 R620 D620 R623 Q602 R618 C308 D313 C307 C311 C312 D315 R385 D369 D370 C374 C372 D316 C623 C624 R216 C253 Q712 D234 R215 C222 C221 C220 C218 C217 R207C223 C204 C214 C211 C212 C213 C203 C202 C201 C723 D221 R203 R204 R
18、205 D217 C215 C205 D220 D219 C726 C707 R705 C713 C715 R774 R713 R721 R719R717 D719 Q701 L701 C612 D723 D724 R777 R787 C734 R731 C732 C733 R730 R729 R727 C729 D728 R725 R726 R723 R724 R702 R701 C711 C712 R703 R766 R704 C703C704 C735 R732 Q710 R217 R768 R706 R601 R650 R651 C652 C708 C653 C714C716 R714
19、 R769 R722 R720 R718 D720 L702 C651 C654 C611 R674 R218 R603R604 C603 C604 R606C608 R794 C614C616 R283 R614 R654 R655 D790R790 L602 C639 R666 R605 C607 C613C615 R613 R652 R653 L601 C790 R667 Q613 R793 R795 R796Q791 Q792 QGB2510J1-14 QGB2510K2-14 QGA3901C1-07 QGB2510J1-09 QGB2510K2-10 QSK0109-001 QSK
20、0109-001 QGB2510J1-10 KRA111M-T 1 2SD2395 KTC3199/GL 1.2K 1.2K 200 200 330 MTZJ5.1B 330 KTC3199/GL 10K 0.33 KIA7812API KRC104M-T 1 0.022 0.022 2.2 KIA7808API KIA7809API QQR0779-001Z QNZ0136-001Z 2.7K0.01 0.022 2A02M1 1 KTC3199/GL/-T 100/35 10K 1SS13310K 4.7 1N4003S-T5 1N4003S-T5 0.01 KTA1023/0Y/-T 5
21、6K 4.7p 220P 10 220P 1K 10K KTC3199/GL/-T 47/63 10K 1SS133 2SC3576-JVC-T 2SC3576-JVC-T 2SC3576-JVC-T 2SC3576-JVC-T 2SC2389S/SE/-T KTC3199/GL/-T 4.7K 4.7K 4.7K 4.7K 10K 820 820 1k 1k 2SC2235/OY/-T 1K 0.022 1K 1M KTC3200/GL/-T 1SS133 56K 4.7p 10 MTZJ9.1B 100 3.9K 4.7M 0.082 2SK301/PQ/-T 1SS133 220P 22
22、0P 1k 1k 10/35V 10/35V 56K 10P 47K 0.22/50 MTZ2.4JB 10 820 820 56K 10P 10 KTC3199/GL/-T 10k KTA1267/YG/-T 20K 10 QGA2501C1-02 QGB2510J1-08 2.2K QGB2510J1-04 0.22 0.22 10K QGD2504C1-03Z QNB0107-001 3K QGB2510K2-10 QGD2504C1-03Z QGD2504C1-03Z 330 MTZJ6.8C MTZJ11C 22/50 47/16 0.01 STBY QGB2510J1-10 KRA
23、104M-T 1SS133 KTA1268/GL/-T 10/50 MTZJ13B-T2 220 2.2K1SS133 10K KTA1268/GL/-T 220 10/50 MTZJ8.2B STBY STBY 10/50 MTZJ9.1B 5.6K MTZ10JC MTZJ11C 22/50 22/50 STBY 10/50 10/50 47K 3300/25 KTA1268/GL/-T 2A02M 47K 4.7/50 4.7/50 22/50 22/50 10K 22/50 0.082 0.082 0.082 0.1 0.1 0.1 100/10 MTZJ5.1B 7.5K 22K 1
24、00K 1N4003S-T5 MTZJ9.1B-T2 MTZJ33C 10/25 47/63 820 0.047 0.047 10 10 10K 5.6K 1K1SS133 KTA1268/GL/-T 0.45 47/50 MTZJ36A-T2 MTZJ36A-T2 10K 10K 0.0022 4.7 0.1 0.1 KTA1268/GL/-T 10K 100K 100K 47/16 1SS133 82K 100K MTZJ15C-T2 MTZJ15C-T2 47 47 0.1 0.1 56k 33k 56k 470p470p 0.0022 4.7 2SA965/OY/-T 27K 100K
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