Sharp XL 1700 Service Manual - Page 28

XL-1700/1700C A MAIN PWB-A1 FROM TUNER PWB-B1 CNS301 P23 11-D,E 11 10 9 8 7 6 5 4 3 2 1 CNP301 FRO DISPLAY CNW7 P27 1 1234 56 7 SD FM ST DO CL DI CE D_GND A_12V TUN_L A_GND TUN_R CE DI CL DO FM ST SD TO CNP804 CD PWB-A3 P25 12-C TERMINAL PWB-A4 J801 1 CD DIGITAL OUT 2 3 CNW804 3 L804 2 +B 0.82µH 1 DOUT 4 3 GND 2 5V 1 FM SIGNAL CD SIGNAL C864 100/10 C865 0.0022 B C866 0.0047 CHASSIS GND CHASSIS GND SUB WOOFER OUT R-CH C138 0.0047 R140 1K C137 0.47/50 R406 27K R408 2.7K R139 1K 2 1 L106 2.2µH CNW101 CNP101 2 1 L401 L402 CNP401 SO401 2.2µH 3 3 3 VIDEO 2 2 2 AUX INPUT 1 1 1 R407 2.7K C L-CH R405 27K CNW401 CORE R402 1K R401 1K C413 0.0047 +B CHASSIS GND D651 1N5402M D652 1N5402M +B +B C651 0.1 +B D654 1N5402M D CNP651 F652 D653 1N5402M C654 0.1 1 1 2 2 2.5A 125V 3 3 4 4 CNS651 +B +B T651 POWER TRANSFORMER (MAIN) 120V F653 1.6A 125V D657 D658 1N4004 1N4004 C131 2200/50 C658 0.1 C660 C657 0.1 0.1 CNS681 1 1 +B C659 0.1 TF E 0V 22 3 3 D660 D659 1N4004 1N4004 IC681 CNP681 AN78L05 CONSTANT VOLTAGE REGULATOR +B 3 1 +B Q605 +B 2SD2012 Y +B 22K 0.022 10/16 Q604 KTC3200 GR +B2 Q607 KRC107 M C689 0.47/50 CFW682 CFW682A 0.047 C688 C665 0.047 D688 1N4004 2 R652 4.7M D689 1N4004 Q683 KTC3199 GR 5 D685 1N4004 F R685 10K R686 47K FROM DISPLAY PWB-A2 CNW701 P26 1-E USWD_5.6V 1 +B P_CONT 2 D_GND 3 4 5 M_12V 6 M_GND 7 CNP701 C683 2200/16 1 D682 1N4004 D681 1N4004 RLY601 C681 C684 0.047 0.047 C661 0.001 D683 1N4004 D684 1N4004 T681 POWER TRANSFORMER (SUB) G CHASSIS GND C601 470/25 GND R601 820 D602 1N4148 R608 820 Q606 KRA102 M R611 47 R609 100 C606 4700/25 Q603 2SD2012 Y 20V 11.7V C607 470/25 R610 33K ZD602 DZ8.2BSC C604 0.022 C608 100/25 R606 47 20V R607 22K C605 10/16 Q602 2SD2012 Y 11.7V +B Q601 KTC3200 GR 20V 12.3V R602 13V R604 47 D601 1N4148 R605 22K C603 0.022 100 R603 33K ZD601 DZ130A C602 100/25 R612 C609 C610 +B +B +B +B SO651 AC POWER INPUT SOCKET AC120V, 60Hz AC POWER SUPPLY CORD AC 120V,60Hz H • NOTES ON SCHEMATIC DIAGRAM can be found on page 18. 1 2 3 4 5 6 Figure 28 SCHEMATIC DIAGRAM (7/8) - 28 -