Canon BJC 50 Service Manual - Page 185

BJC-50 1 2 3 4 5 6 7 8 9 10 CONTROL PCB ASS'Y 05 Part 5: Maintenance Vcc1 Vpp A Carriage Motor Driver IC12 CNCR1 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 4 3 1 2 B B A A R95 R96 0.39,1/2W 0.39,1/2W R94 10K,1/16W C70 0.1µ,25V R97 1.6K,1/16W CRREF2 BCRM BCRM 1 2 3 Q22 OA OA SGA Sen.A GND GND VrefA PhA PhA Sth. VM OB OB SGB GND GND Sen.B VrefB PhB PhB R99 0.39,1/2W R98 1.6K,1/16W R100 0.39,1/2W B CRREF1 ACRM ACRM C73 0.1µ,25V R101 10K,1/16W TIMER IC IC13 X3 32.768KHz 1 2 3 4 tpout xout xin vss vdd sio sck cs 8 7 6 5 Vcc1 R104 10K,1/16W 2 MTSTB 3 1 Q23 R102 C71 15K,1/16W 0.01µ,50V C72 0.1µ,25V C74 0.1µ,25V C75 33µ,25V R103 C76 15K,1/16W 0.01µ,50V C D11 T-OE Vcc1 Vcc1 EEPROM(2M) IC14 1 2 3 4 R105 5.6K,1/16W R77 0.01µ,50V NC Vcc CS SK NC GND DO DI 8 7 6 5 R106 10K,1/16W D E-OE TE-CLK E-DO CP2 CP1 Paper Feed Motor Driver IC15 ZD12 WHEAT TOPC 1 2 3 4 5 6 7 8 C78 1µ,10V D12 R107 0.68,1/2W 16 15 14 13 12 11 10 9 VH VH ALFM ALFM LF-PRT I1 I2 I3 I4 I5 I6 I7 GND O1 O2 O3 O4 O5 O6 O7 COM W-HT TOPCC CNLF1 1 3 4 2 5 COM A A B B TE-DIO E CNSEN1 6 7 PES Vcc1 R108 18K,1/16W R79 0.01µ,50V Q24 2 3 1 R110 22K,1/16W R111 220,1/16W R112 100K,1/16W C80 1000p,50V R113 180,1/10 R109 18K,1/16W Vcc1 Vcc3 1 2 5 4 3 IC16 HPS F MCHE1 V2-ON MCHE0 V3-ON BLFM BLFM 1 2 3 4 5 6 7 8 I1 I2 I3 I4 I5 I6 I7 GND O1 O2 O3 O4 O5 O6 O7 COM 16 15 14 13 12 11 10 9 MCH1 V2-ONC MCH0 V3-ONC G 5-45