JVC-HXGD8-cs-sch维修电路原理图.pdf
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1、SCHEMATIC DIAGRAMS HX- GD8 Contents Block diagram Standard schematic diagrams Printed circuit boards 2- 1 2- 2 2- 11 to 15 CD- ROM No.SML200407 COMPACT COMPONENT SYSTEM No.MB277SCH 2004/7 COPYRIGHT 2004 Victor Company of Japan, Limited. Area suffix B - - - - - - - - - - - - - - - - - - - - - - - - -
2、 - - - - - U.K. E - - - - - - - - - - Continental Europe EN - - - - - - - - - - - Northern Europe EV - - - - - - - - - - - - - Eastern Europe EE - - - - - - - - Russian Federation CA- HXGD8SP- HXGD8SP- HXGD8 RadioFans.CN 收音机爱 好者资料库 In regard with component parts appearing on the silk- screen printed
3、 side (parts side) of the PWB diagrams, the parts that are printed over with black such as the resistor ( ), diode ( ) and ICP ( ) or identified by the mark nearby are critical for safety. (This regulation does not correspond to J and C version.) RadioFans.CN 收音机爱 好者资料库 2-1 Block diagram T001 Trans.
4、 CN200 S1 F001 S2 S4 FL1,FL2 F101 F102 F104 FW202FW204 AC IN Primary with mains transformer section CN212/CN213CN214 D204 D205 D206 D207 +/- VH BRIDGE S1S4 D208 D209 D210 D211 +/- VL BRIDGE D212 D213 D214 D215 S4 BRIDGE VH -VH VL -VL S4H S4L FL1 FL2 MAIN SUB WOOFER SPEAKER TERMINAL ML MR SWL SWR CN2
5、01 CN207 HPL HPR VL,-VL,DC S4H,S4L SURROUND VH,-VH VL,-VL S4H CN202 FAN Q206 37V REG. 37V VH Q230 to Q234 H/P MUTE HPMUTE HPSW Q212 FAN DRV. CCT DC regulator Speaker terminal section FANSPD SURROUND HPMUTE STATUS HPSW,PRT FANCTRL LEVEL CN217 CN610CN710 RDS circuit section CN513 CN511 CN503 CN110 REC
6、/PB ERASE HEAD IC32 AUDIO SIGNAL PROCESSOR L301 BIAS OSC RECL,RECR PBL,PBR IC33 SERIAL TO PARALLEL PORT EXTENSION SDATA SCK STTA Q302,Q305 BIAS OSC/CONT. Q375,Q376 SOLENOID DRIVE REC/PLAY FREQUENCY RESPONSE Adj. PBMUTE,RECH RECB MB SOLCTRL IC1 REEL PULSE M MOTOR SPEED Adj. MB RREC,FREC PLAY,TAPE PHO
7、TO PHOTO+B CN32 CN33CN34 M FW100 SW1,SW2 SW5,SW6 SWITCH CN42 Q371,Q372 MOTOR DRIVE MOTOR SOLENOID SOL SOL PLAY PHOTO KEY1 Pre-amplifier and bias / Tape deck mechanism control section CN43 IC200,Q210 FAN REG. STATUS IC526 HPF MAINL MAINR IC401 VOLUME IC534 SWITCH TUL TUR TDATA SDATA TUCLK TUCE FMDET
8、PBL,PBR IC466 IC467 LPF & MIX AMP. IC485 BOOST AMP. SWIN Q541 Q542 MUTE Q515 to Q517 SW VOLUME & MUTE Q540 SMUTE 9V M9V S5V 5.6V RECL RECR IC442 PHYTHM AX IC801 MICON S/TDATA,S/TCLK,SLCCE SLCPLAY,PHOTO,SLCKEY POUT FSPEED,SURR HPMUTE,HPSW STATUS,PRT FCTRL,LEVEL VOLDA VOLCLK VOLCE1 FW900 CN812 CN802CN
9、803 CN902 FL1 FL2 +37V IC954 FL DRV. IC955 INV. DI,BK CLKB P1 to P36 G2 to G11 FL900 DISP. Q950 Q951 G1,G12 Q220 to Q222 PROTECTOR -VH,DC PRT FW901FW902 CN31 CN912 FW901 D913 STANDBY LED S926 S927 S928 SWITCH FW902 KEY4 SBYLED KEY2X S908 to S925 SWITCH D908 to D912 D1LED to D5LED JS958,JS960,JS962 R
10、OTARY ENCODER CN813 SOUNDMODE+/- PRESET+/-,VOL+/- D1LED to D5LED KEY1,KEY2,KEY2X D900 to D907 S900 to S907 SWITCH IC951 REMOCON RECEIVER KEY3LED1 to LED5 REMIN J910 MIC 2/AUX IN IC956 AMP. ECHO1,ECHO2 User control keys section FW211 Headphone jack section J1001 CN205 S2 CN208CN206 S4HFAN+ FANCTRL LE
11、VELFAN- IC600 MAIN POWER AMP. ML MR CN600 VL,-VL SURROUND IC670 5.6V MICOM S4H S4L DVDPON IC650 DVD5V REG. 5.6V S5V B5V MAINL MAINR POUT IMP Audio main amplifier output section FW218 IC700 SW POWER AMP. SWL,SWR CN700 VH,-VH VL,-VL IC750 MOTOR 8V S4H S4H IC760 9V REG. M9V 9V SWIN POUT IMP,DC FW216 Au
12、dio sub woofer amplifier output section CN501 CN44 S929 S930 SWITCH External input Source select switch section FL display System control section User control keys section REMIN,ECHO1,ECHO2,LATB KEY1 to KEY4,S/WLED,SMLED SURRLED,SB1LED,SB2LED FLDATA,FLCLK,BK,SM+,SM- RSEARCH,FSEARCH,BUZZER D1LED to D
13、5LED,VOL+,VOL- BASS1 BASS2 BZ900 BUZZER DC J200 IC201 DRVER IC451 MECHA CONTROLLOR IC301 DV2.1 IC505 SDRAM IC509 FLASH ROM IC452 EEPROM A,B,C,D,E,F,RF+,LPC1,LPC2 F+/- T+/- FM+/- WOUT VOUT UOUT COM LD(CD) LD(DVD) CLSWT1 to 5 STSTSW MTOPSW POSMUP POSMDN MTOP, MTCL LSENSOR STEDSW FAOUTL FAOUTR Q101 Q10
14、2 Q103 Q104 S2UDT,U2SDT SCLK,SCS,UCS DISCSET DISCSTP EXDAT0 to 15 EXADT0 to 15 EXADR16 to 20 NEXCE,NEXOE NEXWE DISPRST DISPBUSY DISPCS DISPCK DISPD2S DISPS2D CPURST MA0 to 11 BA0, BA1 MDQ0 to 15 DQM0, DQM1 NCSM,NRAS NCAS, NWE MCK EPDI EPDO EPCS EPSK X351 27MHz LPCO1 LPCO2 CDLDCUR DVDLDCUR SPDRV,TRSD
15、RV FODRV,TRDRV /DRVMUTE /SPMUTE FG,VHALF TRVSW IC701 DAC AOUT 0 LRCLK DACPDN DAC0CS DCLK, DDATA DAC1OUT DAC2OUT DAC3OUT DAC4OUT DAC5OUT TX LRMUTE DVD servo / DVD system control section LOADER ASSY CN451CN452CN453CN101CN201 TRA MECHA ASSY IC453 RESET CPURST CN501CN503 AOUT0 LRCLK DACPDN DAC0CS DCLK D
16、DATA CN111 FL,FR Q543 to Q545 MUTE CN512 IC100 VIDEO DRV. J1102 COMPONENT VIDEO OUT YO,CO CB,CR VIDEO-RGB VIDEO-LPF Y/C-MIX MUTE1,MUTE2 CN502 Y,Cb,Cr Video output section CPURST CPURST TX(SPDIF) DAC1OUT(YOUT) DAC2OUT(CbOUT) DAC3OUT(CrOUT) DAC4OUT(COMPOUT) DAC5OUT(COUT) DISPS2D,DISPD2S DISPCK,DISPCS
17、DISPBUSY,DISPRST AVC,TDATA,SDATA TUCLKTUCE AUXL AUXR S1100 SWITCH NTSCPAL IC802 EEPROM EEDA EECLK Yout Cout CrOUT CbOUT COMPOUT J108J123 SPDIF OPTICAL OUT COMPU AV LINK AVC MSAFETY MPON FANSPD Q952 SBYLED SBYLED LATB TUNER CN1 CN560 IC560 RDS DEMOD. RDSDATA RDSCLK FMDET J1100 SCART TERMINAL R/C,G,B
18、2-2 SHEET 1 (SHEET 2) (SHEET 2) Standard schematic diagrams Primary with main transformer section Parts are safety assurance parts. When replacing those parts make sure to use the specified one. R275 R275 R201 C206 FW202 R277 R276 T001 D203 F102 F102 D201 Q201 FW204 F001 D200 F103 RY3 C200 Q200 T001
19、 T002 F101 FW204 R203 F104 FW202 C280 F001 F103 R277 F101 F104 C205 C205 CN200 CN200 C201 C204 C202 C203 D202 R202 5R6 4R7 3.3M 0.1 QUM154-21DGZ4 4R7 4R7 QQT0425-002 IN4003S-T5 T6.3AL 8A-125V 1N4003S-T5 KTC3199/GL/-T QJK015-082614 T2.5AL 1SS119-041-T2 T3.15AL QSK0124-001 0.0047/250 KTC1027/OY/-T QQT
20、0425-001 QQT0253-002 T6.3AL QJK015-082614 1K T1AL QUM157-21DGZ4 0.01 6.3A-125V 3.15A-125V 5R6 8A-125V 1.6A-125V 0.1 0.1 QGA7901C1-02 QGA7901C1-02 47/16 470/6.3 47/50 0.0047 MTZJ6.8C 3.3k DGND FL1 S3CT S2 S2 FL1 S2 FL2 S2 FL2 S4 S4 S4 S3CT CT S1 S1 SGND CT S1 S1 S4CT S4 SUB5V ECO SGND S4CT ! ! ! ! !
21、! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! 2-3 SHEET 2 Parts are safety assurance parts. When replacing those parts make sure to use the specified one. DC regulators / Audio output section (SHEET 1)(SHEET 1)(SHEET 4) (SHEET 3) (SHEET 3) (SHEET 3)(SHEET 4) IC750 R751 R236 C210 B2612 IC760 IC660 R242 CN214
22、 R750 Q221 Q220 R736 R737 Q706 R735 C719 R600 FW705 R267 R269 C267 C263 D231 R761 CN213 D212 D215 R220 IC201 D213 C268 C269 C270 C271 C264 D214 C265 C260 C261 Q216 B6110 IC200 R268 R266 C266 C262 R221 EP201 CN201 Q230 Q232 Q602 Q231 Q233 Q234 R250 R251 R252 R253 R633 R634 C604 R752 CN205 R226 C620 C
23、601 B7005 D208 D211 D209 D210 D207 D205 D204 D206 J200 IC700 C700C701 D702D703 Q701 Q700 Q702 R714 R712 D704 C702 C703 R730 R720R719 R729 R728R727 R603 C610 C708C710C711C709 C718 Q705 C207 B2952 R618R619 Q604 C226 D222 D220 R615 R617 C600 IC670 IC600 R622 R623 C621 C609 R609 R613 D603 D221 IC650 C22
24、7 R626 Q205 Q751 R212 Q206 C230 R628 D224 D225 R710 Q752 CN212 Q215 R635 R636 R755 C616C619 Q603 C614 Q601 C622 D600 CN700 R238 R239 R237 R204 R205 C750 C751 D750 Q210 CN202 C660 R240 R241 C761 R243 C240 C241 D240 Q222 C661 R738 CN600 D660 D237 B2502 FW216 C214 R234 CN206 CN207 R227 C238 L250 R262 R
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