Canon BJC 50 Service Manual - Page 184

BJC-50 1 2 3 4 5 6 7 8 9 10 CONTROL PCB ASS'Y 04 Part 5: Maintenance Vcc1 Vcc3 Vcc3 Vif A BZ1 R68 390,1/8W R69 5.6K,1/16W R70 1K,1/16W R71 1K,1/16W BZ R74 1.5K,1/16W R72 100,1/16W R73 1K,1/16W 2 STB BZOUT 3 1 Q21 8 7 6 5 8 7 6 5 CNIF1 RA4 1 2 3 4 RA5 1 2 3 4 C49 1000p,50V Vcc1 IFD0 IFD1 IFD2 IFD3 IFD4 IFD5 IFD6 IFD7 C50 1000p, 50V C51 1000p, 50V C52 1000p, 50V C53 1000p, 50V C54 1000p, 50V C55 1000p, 50V C56 1000p, 50V C57 1000p, 50V Vcc1 R80 10K,1/16W AUTXT ACK BUSY PE SLCT FAULT R87 100,1/16W R88 1K,1/16W C62 1000p, 50V C63 1000p, 50V C64 1000p, 50V C65 1000p, 50V C66 1000p, 50V INIT CC-SW C59 0.01µ,50V GND Vcc1 R82 10K,1/16W SELIN RCV-SW C60 0.01µ,50V PWRON Vcc1 R81 10K,1/16W NMI C58 0.01µ,50V GND B STROBE DATA1 DATA2 DATA3 DATA4 DATA5 DATA6 DATA7 DATA8 ACK BUSY PE NC NC SLCT AUTXT +5V INPRM FAILT +5V SELIN S-GND NC S-GND S-GND NC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 PW-LED R75 300,1/16W LD1 1 K 2 K LD2 4 A 3 A ERR-LED BATT-LED R76 R77 300,1/16W 300,1/16W 8 7 6 5 8 7 6 5 RA6 1 2 3 4 RA7 1 2 3 4 C D14 SW1 R78 1K,1/16W SW2 1 2 3 D SW3 C61 0.01µ,50V Option ASF OP-VH CNOP1 ZD10 1 2 L4 3 L5 4 5 6 7 R89 1K,1/16W SW4 E GND OP-Vcc DA8 4 2 3 CHGLEV DA8 1 2 5 RXD0 TXD0 MODE Vcc1 CNIR1 DA7 R85 1K,1/16W DA7 4 2 1 2 3 Vcc3 5 OP-ON SCLK0 (PES) L3 0.1A C67 0.1µ,25V C68 0.1µ,25V RXD TXD R90 68,1/16W C69 4.7µ,10V Vcc1 8 R92 12,1W R93 12,1W 1 2 3 4 5 6 7 8 9 10 (IR) F TH1 TH R86 47K,1/16W G 5-44