Sharp XL 1700 Service Manual - Page 26
Schematic Diagram 5/8
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XL-1700/1700C AMP_DET R755 1K DISPLAY PWB-A2 A +B +B LCD701 FL DISPLAY 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 B SW727 SW720 CLEAR VOLUME UP R706 1.5K VOLUME DOWN SW719 R716 10K MEMORY/ SET SW726 CD PLAY/PAUSE/ TUNING UP SW718 R717 5.6K SEG0 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SW725 R707 1.2K CD STOP/ TUNING DOWN SW713 R718 3.9K 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 BASS/TREBLE FF>REW SW711 R720 3.9K 3 COM1 C FUNCTION PRESET DOWN R727 4 COM0 R729 5 VLC3 47K 47K 6 VLC2 R723 +B 47K R728 1K 7 VLC1 8 VDD L701 10µH C702 22P SW709 R702 10K C703 0.1 X701 8MHz 9 OSC2 10 OSC1 11 VSS ON/ STAND-BY X702 32.768kHz 12 XI 13 XO IC701 IX0043SJ C701 22P 14 MMOD SYSTEM MICROCOMPUT 15 VREF FL DRIVER SW710 R703 47K R724 8.2K R731 R732 1K 16 CLID_SW 1K D CD LID OPEN/CLOSE R733 17 KEY1 1K 18 KEY2 R734 1K 19 MODEL R735 1K 20 CLID_PRO R736 1K 21 FAN_DET R725 10K R721 10K 22 23 VSM +B 24 VREF+ 25 DI REMOCON SYS_STOP POWER RESET GVSW R722 10K 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 R754 1K PROTECT R752 1K CLE R751 1K R750 1K R748 1K R738 1K R739 1K DO R740 1K CL R741 1K CE R744 1K R749 1K P28 1-F TO CNP701 MAIN PWB-A1 E M_GND 7 7 M_12V +B 6 6 5 5 +B 4 4 D_GND 3 3 P_CONT 2 2 USWD-5.6V 1 1 CNW701 L704 100mA D722 +B D723 +B 1N4148 1N4148 +B R7A0 1K +B +B +B D720 1N4148 ZD701 DZ3.3BSB R7A9 3.3K Q701 R7A7 R7A6 KRC102 M C711 3.3/50 R7A5 10K Q702 R7B0 10K REMOTE SENSOR RX701 R7A3 100 1K 1K 2 3 KTC3199 GR R7A4 F Q703 120 1 KTC3199 GR 1 2 3 C713 10/16 C715 100/10 R7A2 100K C712 0.01 R7A1 1K C710 0.01 D721 1N4148 R7A8 82 C714 560P R787 47K R778 47K +B +B R779 47K R796 1K Q708 KTA1266 GR R780 47K R781 47K CFW701 CFW701A LED PWB-A7 R792 47K R791 4.7K G R798 2 1 220 Q707 KTA1266 GR Q706 Q709 KRC102 M R797 2 3 R783 33K +B LED702 LED701 1 2 KRC102 M 2 3 2.2K 1 C704 0.022 CFW702 CFW702A LED PWB-A6 2 R799 2 220 R793 10K 1 1 1 LED704 LED703 C705 0.01 P_CONT H • NOTES ON SCHEMATIC DIAGRAM can be found on page 18. 1 2 3 4 5 6 Figure 26 SCHEMATIC DIAGRAM (5/8) - 26 -
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