Sharp CD-E500 Service Manual - Page 17
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CD-E500 CD-E55/E44 FROM DISPLAY SECTION CNS102 FROM DISPLAY SECTION CNS202 202 54321 FROM CD SECTION CNS204 CNP204 123456 CNP102 CD_+B +B4 1 MUTE 2 SIGAL_LVL 3 SP_RLY 4 SP_DETECT 5 FAN_START 6 FAN_PRT 7 CE CL DO DI D_GND DO DI CL M_GND +7V D_GND +B5 SYSTEM MUTE Q101 Q102 SO601 VIDEO/AUX IN AUX L 9 R 16 TAPE L 10 R 15 TUNER L 11 R 14 CD L 12 R 13 DI 1 CE 2 IC601 CL 24 LC75341M 21 R AUDIO PROCESSOR 4 L 7 8 17 18 3 23 +B2 IC101 STK40207 L 15 POWER AMP. R1 12 9 8 4 +B1 -B1 PRE +VCC +VCC -VCC PRE -VCC Q105 Q106 Q203 Q108 Q109 FAN MOTOR DRIVER Q201,202 Q204,205 +B3 M101 M FAN MOTOR SO101 SPEAKER TERMINAL Q103 Q104 6 R-OUT 7 10 L-OUT 11 RLY101 Q107 +B2 Q208 JK101 HEADPHONES F901 +B2 5A/125V +B4 CD+B Q207 Q206 CD_7V +B5 VOLTAGE REGULATOR A_12V +B2 CNP901 VF1 1 VF2 2 -B2 3 +B3 4 DGND 5 -30 V +5.6 V VF2 VF1 +B3 +5.6 V IC203 KIA7808API VOLTAGE REGULATOR IC202 KIA7812API VOLTAGE REGULATOR D901~D904 F902 5A/125V D905~D908 F903 1.6A/125V IC201 KIA7805API VOLTAGE REGULATOR Q901 VOLTAGE REGULATOR T901 POWER TRANSFORMER AC POWER SUPPLY CORD AC 120 V,60 Hz FROM CNS901 DISPLAY SECTION Figure 17 BLOCK DIAGRAM (2/4) - 17 -