RCA-RTD255-cs-sch 维修电路原理图.pdf
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1、RTD255 Voltage Charts Device Pin # Voltage IC101 1 0.0 IC101 2 0.0 IC101 3 0.0 IC101 4 -7.5 IC101 5 0.0 IC101 6 0.0 IC101 7 0.0 IC101 8 7.5 IC102 I/O 1 0.0 IC102 I/O 2 0.0 IC102 I/O 3 0.0 IC102 I/O 4 0.0 IC102 I/O 5 0.0 IC102 I/O 6 0.0 IC102 I/O 7 -7.5 IC102 I/O 8 0.0 IC102 I/O 9 0.0 IC102 I/O 10 7.
2、5 IC102 I/O 11 0.0 IC102 I/O 12 0.0 IC102 I/O 13 0.0 IC102 I/O 14 0.0 IC102 I/O 15 0.0 IC102 I/O 16 7.5 Device Pin # Voltage IC201 - FPA 1 3.8 IC201 - FPA 2 3.8 IC201 - FPA 3 3.8 IC201 - FPA 4 0.0 IC201 - FPA 5 2.1 IC201 - FPA 6 3.8 IC201 - FPA 7 3.8 IC201 - FPA 8 3.8 IC201 - FPA 9 3.8 IC201 - FPA 1
3、0 0.0 IC201 - FPA 11 0.0 IC201 - FPA 12 0.0 IC201 - FPA 13 3.8 IC201 - FPA 14 -27.5 IC201 - FPA 15 -20.5 IC201 - FPA 16 -25.3 IC201 - FPA 17 -25.3 IC201 - FPA 18 -25.3 IC201 - FPA 19 -22.8 IC201 - FPA 20 0.0 IC201 - FPA 21 -22.9 IC201 - FPA 22 -22.9 IC201 - FPA 23 -27.6 IC201 - FPA 24 -27.6 IC201 -
4、FPA 25 -22.8 IC201 - FPA 26 0.0 IC201 - FPA 27 0.0 IC201 - FPA 28 -20.5 IC201 - FPA 29 -25.3 IC201 - FPA 30 -30.6 IC201 - FPA 31 -29.5 IC201 - FPA 32 -29.5 IC201 - FPA 33 -29.5 IC201 - FPA 34 -29.6 IC201 - FPA 35 -29.6 IC201 - FPA 36 -29.6 IC201 - FPA 37 -29.6 IC201 - FPA 38 -29.6 IC201 - FPA 39 -29
5、.6 IC201 - FPA 40 -29.6 IC201 - FPA 41 -29.6 IC201 - FPA 42 -29.6 IC201 - FPA 43 3.8 IC201 - FPA 44 0.0 Device Pin # Voltage IC201 MAIN 1 0.0 IC201 MAIN 2 29.2 IC201 MAIN 3 0.0 IC201 MAIN 4 -30.1 IC201 MAIN 5 0.0 IC201 MAIN 6 -3.2 IC201 MAIN 7 0.0 IC201 MAIN 8 0.0 IC201 MAIN 9 0.0 IC201 MAIN 10 0.0
6、IC201 MAIN 11 -3.2 IC201 MAIN 12 0.0 IC201 MAIN 13 0.0 IC201 MAIN 14 0.0 IC201 MAIN 15 30.0 IC202 MAIN 1 0.0 IC202 MAIN 2 29.2 IC202 MAIN 3 0.0 IC202 MAIN 4 -30.1 IC202 MAIN 5 0.0 IC202 MAIN 6 -3.2 IC202 MAIN 7 0.0 IC202 MAIN 8 0.0 IC202 MAIN 9 0.0 IC202 MAIN 10 0.0 IC202 MAIN 11 -3.2 IC202 MAIN 12
7、0.0 IC202 MAIN 13 0.0 IC202 MAIN 14 0.0 IC202 MAIN 15 30.0 IC203 MAIN 1 0.0 IC203 MAIN 2 29.2 IC203 MAIN 3 0.0 IC203 MAIN 4 -30.1 IC203 MAIN 5 0.0 IC203 MAIN 6 -3.2 IC203 MAIN 7 0.0 IC203 MAIN 8 0.0 IC203 MAIN 9 0.0 IC203 MAIN 10 0.0 IC203 MAIN 11 -3.2 IC203 MAIN 12 0.0 IC203 MAIN 13 0.0 IC203 MAIN
8、14 0.0 IC203 MAIN 15 30.0 Note: Many of the IC pins have an AC waveform on them. The dc voltages shown in those cases are a rough average. All voltages taken in the DVD play mode. RadioFans.CN 收音机爱 好者资料库RTD255 Voltage Charts Device Pin # Voltage IC204 1 0.0 IC204 2 29.2 IC204 3 0.0 IC204 4 -30.1 IC2
9、04 5 0.0 IC204 6 -3.2 IC204 7 0.0 IC204 8 0.0 IC204 9 0.0 IC204 10 0.0 IC204 11 -3.2 IC204 12 0.0 IC204 13 0.0 IC204 14 0.0 IC204 15 30.0 IC301 MAIN 1 2.0 IC301 MAIN 2 0.2 IC301 MAIN 3 2.0 IC301 MAIN 4 0.0 IC301 MAIN 5 2.0 IC301 MAIN 6 2.0 IC301 MAIN 7 2.0 IC301 MAIN 8 4.9 IC301- FPA 1 0.0 IC301- FP
10、A 2 3.8 IC301- FPA 3 3.7 IC301- FPA 4 0.0 IC301- FPA 5 1.9 IC301- FPA 6 0.9 IC301- FPA 7 3.8 IC301- FPA 8 3.8 IC301- FPA 9 3.8 IC301- FPA 10 4.3 IC301- FPA 11 3.8 IC301- FPA 12 3.8 IC301- FPA 13 3.8 IC301- FPA 14 3.8 IC301- FPA 15 0.0 IC301- FPA 16 3.6 IC301- FPA 17 1.0 IC301- FPA 18 1.0 IC301- FPA
11、19 1.0 IC301- FPA 20 1.0 Device Pin# Voltage IC302 1 3.8 IC302 2 0.0 IC302 3 3.8 IC401 1 7.5 IC401 2 4.9 IC401 3 0.0 IC401 4 7.5 IC402 1 6.0 IC402 2 3.2 IC402 3 0.0 IC402 4 6.0 IC501 1 10.7 IC501 2 12.0 IC501 3 18.7 IC601 1 18.3 IC601 2 0.0 IC601 3 11.9 IC602 1 0.0 IC602 2 -19.1 IC602 3 -12.1 Q101 -
12、 FPA E 5.0 Q101 - FPA B 5.6 Q101 - FPA C 9.3 Q101 - I/O E 0.0 Q101 - I/O B 4.9 Q101 - I/O C 0.0 Q101 - AC E 0.0 Q101 - AC B 0.6 Q101 - AC C 0.0 Q102 E 0.0 Q102 B 7.5 Q102 C 0.0 Q223 E 0.0 Q223 B 0.0 Q223 C 0.0 Device Pin # Voltage Q224 E 0.0 Q224 B 0.0 Q224 C 0.0 Q343 E 5.8 Q343 B 6.4 Q343 C 12.0 Q8
13、01 E 29.7 Q801 B 29.1 Q801 C 29.1 Q802 E 29.7 Q802 B 29.1 Q802 C 29.3 Q803 E 0.0 Q803 B 0.1 Q803 C 6.0 Q804 E 0.0 Q804 B -0.4 Q804 C -6.2 Note: Many of the IC pins have an AC waveform on them. The dc voltages shown in those cases are a rough average. All voltages taken in the DVD play mode. RadioFan
14、s.CN 收音机爱 好者资料库RTD255SymbolStockDescriptionCircuitModelTypeCodeDrawingNotes0010266005FRONT BEZEL, COMPLETEINSTRUMENT ASSEMBLYRTD255558607300020265977DVD DOOR RTD255(ASMP5020INSTRUMENT ASSEMBLYRTD255558607100030265978TOP COVER RTD255INSTRUMENT ASSEMBLYRTD255558607500040265979LOWER FRONT BEZELINSTRUME
15、NT ASSEMBLYRTD255558607700040265204TUNER MODULEACCESSORIESRTD255558479700050265980RIGHT COVER, RTD255INSTRUMENT ASSEMBLYRTD255558607900060265981LEFT COVER, RTD255INSTRUMENT ASSEMBLYRTD255558608200070265982COVER SIDE/L RTD255INSTRUMENT ASSEMBLYRTD255558608300080265983COVER SIDE/R RTD255INSTRUMENT ASS
16、EMBLYRTD255558610100090265984COVER WINDOW CD DOOR LEFTINSTRUMENT ASSEMBLYRTD255558610200100265985DISPLAY, WINDOW COVERINSTRUMENT ASSEMBLYRTD255558612000110265986VOLUME, KNOB, CHROMEINSTRUMENT ASSEMBLYRTD255558613100120265987BUTTON, POWERINSTRUMENT ASSEMBLYRTD255558613300130265988BUTTON, FUNCTIONINST
17、RUMENT ASSEMBLYRTD255558613600140265989BUTTON, SOURCEINSTRUMENT ASSEMBLYRTD255558613700150265990SENSOR LENS CRYSTALINSTRUMENT ASSEMBLYRTD255558613900160265991MOLD HOLDER LOCK/LINSTRUMENT ASSEMBLYRTD255558614100170265992MOLD, HOLDER, LEFTINSTRUMENT ASSEMBLYRTD255558614200190265993LIGHTPIPE, POWERINST
18、RUMENT ASSEMBLYRTD255558614300210266008LIGHTPIPE,PSCAN FUNCTIONINSTRUMENT ASSEMBLYRTD255558614400220266009CHASSIS, BOTTOM, RTD255INSTRUMENT ASSEMBLYRTD255558605200230266010BACK PANEL, RTD255INSTRUMENT ASSEMBLYRTD2555586053A0240266011BRACKET, FRONT PLATE FRAMEINSTRUMENT ASSEMBLYRTD2555586054002502660
19、12BRACKET DSP BDINSTRUMENT ASSEMBLYRTD255558605500260266013BRACKET DSP BD LOWERINSTRUMENT ASSEMBLYRTD255558605600270266014BRACKET, BACK DVD MODULEINSTRUMENT ASSEMBLYRTD255558605700280266015BRACKET, FANINSTRUMENT ASSEMBLYRTD2555585216A0290266016SPRING, DOOR ROTATIONINSTRUMENT ASSEMBLYRTD2555586058003
20、00266017SPRING, DOOR ROTATION, RTINSTRUMENT ASSEMBLYRTD255558605900310266018SPRING PULL LOCK/LINSTRUMENT ASSEMBLYRTD255558606100320266019SPRING PULL LOCK/RINSTRUMENT ASSEMBLYRTD255558606200330258053LOGO RCAINSTRUMENT ASSEMBLYRTD255554238500360263058TOROID COREINSTRUMENT ASSEMBLYRTD255550897300370265
21、238BRACKET, STANDBY TRANS PCBINSTRUMENT ASSEMBLYRTD2555516498A0400246888CLAMP AC CORDINSTRUMENT ASSEMBLYRTD255551251800490265998SCREW 06MMINSTRUMENT ASSEMBLYRTD255550490000500265994SCREW 8.0MMINSTRUMENT ASSEMBLYRTD255206879400510265994SCREW 8.0MMINSTRUMENT ASSEMBLYRTD255206879400520265994SCREW 8.0MM
22、INSTRUMENT ASSEMBLYRTD255206879400530265995SCREW 8MMINSTRUMENT ASSEMBLYRTD255551271200540265995SCREW 8MMINSTRUMENT ASSEMBLYRTD255551271200550265996SCREW 6MMINSTRUMENT ASSEMBLYRTD255557012100560265997SCREW 16MMINSTRUMENT ASSEMBLYRTD255558552200570265997SCREW 16MMINSTRUMENT ASSEMBLYRTD2555585522005802
23、65976SCREW, 10MMINSTRUMENT ASSEMBLYRTD255551270700585265998SCREW 06MMINSTRUMENT ASSEMBLYRTD255550490000590265999SCREW 18MMINSTRUMENT ASSEMBLYRTD255551272900600265995SCREW 8MMINSTRUMENT ASSEMBLYRTD255551271200610265995SCREW 8MMINSTRUMENT ASSEMBLYRTD255551271200620265976SCREW, 10MMINSTRUMENT ASSEMBLYR
24、TD255551270700630266000SCREW 14MMINSTRUMENT ASSEMBLYRTD2555533153A0640265976SCREW, 10MMINSTRUMENT ASSEMBLYRTD255551270700650266020SCREW, 3MM 12MMINSTRUMENT ASSEMBLYRTD255551783200660265995SCREW 8MMINSTRUMENT ASSEMBLYRTD255551271200670265995SCREW 8MMINSTRUMENT ASSEMBLYRTD255551271200680265998SCREW 06
25、MMINSTRUMENT ASSEMBLYRTD255550490000690265998SCREW 06MMINSTRUMENT ASSEMBLYRTD255550490000695265998SCREW 06MMINSTRUMENT ASSEMBLYRTD255550490000700265998SCREW 06MMINSTRUMENT ASSEMBLYRTD255550490000710266021SCREW, 3MM 12MMINSTRUMENT ASSEMBLYRTD255557427300715265994SCREW 8.0MMINSTRUMENT ASSEMBLYRTD25520
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