Brother International FAX-8650P Service Manual - Page 183
FAX3750, MF C 75 0, MOD E M, S P A MP
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1 2 3 4 5 6 NCU1 P1 4 B1 2 B- PH o r 9 2 1 0 B- 1 - 1 5 Z R2 4 2 0 M5 V M5 V +24R A MOD E M P2 B C 10 12 8 3 2 4 9 5 6 7 11 13 14 15 1 3 6 1 2 +5V 16 4 A S S Y F A X 3 7 5 0 , MF C 7 7 5 0 C ML L +24V R2 4 5 0 Q2 1 DT C1 1 4 YK C ML H 12B #17 7 4 HC4 0 5 3 678 C3 1 CC1 0 4 #10 KI 3 2 4 11 C8 6 CC5 0 C1 0 4 * R7 6 6 8 0 PL S 12B 2 4 RET M0 V U MC 4 N +24V M0 V A C1 4 2 CC1 8 1 * R8 0 120K +5V * R7 9 22K T L OF 12A Q3 6 (O P O N 2 1 4 C, 7 1 C 1 3 )4 5 R2 0 1 0 +24R 76C S P A MP C3 4 CC1 0 4 R8 3 10K R1 9 1 R8 2 2 4 0 K 5 4 - Vi n Vo 1 CI C1 4 7 S0 V R2 4 6 CC1 0 1 S0 V 0 TEL 73C T L RL R2 3 9 0 RNG 73C R7 7 0 R2 4 0 430K RI NG0 75C C6 2 CC1 0 3 B TL SL R7 8 12A 73B C8 3 CC6 8 1 R9 4 5 6 K 13 14 R1 0 0 1K 1/ 10W #10 + 12 KI 3 2 4 M0 V R9 3 10K C8 2 CC1 0 4 +24R R9 5 10K TEL 10 CNT 1 15 C 0 1 2 A, 7 1 B 1 2 #17 7 4 HC4 0 5 3 M0 V R4 1 1. 5K C3 2 MOV R3 2 0 TXO 41C 13A S P ON T ADH 10 CNT 42C ( ) #11 N J M2 1 1 3 2 Vr e f 8 Vo 2 #11 1 CD 3 +Vi n V+ GND 6 C6 4 7 CC1 0 4 +5V S0 V L 1 B L M1 1 A 2 0 L 3 B L M1 1 A 2 0 C9 10 / 6. 3V S0 V +5V R1 1 10K 6 SP 1 2 P7 B2 B- PH BL ACK B S OV RL 1 R2 4 1 1 0 K DAREC RL 2 73C 73C 73C C1 4 8 CC1 0 4 Q2 0 DT C1 1 4 YK TL SW 15B Z D3 2. 0V Z D4 2. 0V 72B Z D5 MT Z 8 . 2 TL SL MOV #17 7 4 HC4 0 5 3 - A C ML H 11 2 0 C 15 #16 7 4 HC 4053 #11 N J M2 1 1 3 7 C1 1 100 / 6. 3V S0 V M0 V 2 4 RET OP ON SP 74A 75C M0 V NOT A S S Y R7 4 1. 5K C8 9 CC1 0 2 B R1 0 6 1 0 0 K 2 1 R9 9 200K C8 5 CC1 0 3 B * #16 7 4 HC HSPL Y 4053 11 12A 14 C CNT 1 13 12 RI N 71B 71B RL 1 RL 2 12B 11 13 1 12 0 CNT C 14 * R3 3 0 RI N 41B 73C Q1 8 DT C1 1 4 YK R2 3 8 100K M0 V R5 3 100K C4 9 CC1 0 4 MU T E 12A R7 5 4. 7K R1 0 5 1K D M0 V S R1 0 4 2. 2K #10 + 3 KI 3 2 4 G Q1 9 2 SK2 0 8 AREF 0 C9 0 CC1 0 4 R1 0 7 10K * R3 6 0 DAREC 1 2 A, 7 1 B R1 9 4 S0 V S0 V 74C RNG 43B PRI NG R3 1 20K * R3 4 * R3 5 50 12A 71B C4 9 RI NGO 31 5 CNT C4 0 R4 2 150K #17 7 4 HC4 0 5 3 1 3 A, 7 1 B SP 71C C3 3 CC1 0 4 () R4 0 R3 9 390 R3 8 3. 9K S P A MP R3 7 390 75A C ADL C 11A 3 1 CNT * #16 7 4 HC4 0 5 3 M0 V 15C V OL 1 6 1 DPS 12B +5V M5 V 9 MS L V OL 3 EAT 12B 15C 4 V OL 2 16 15C 3 Q1 4 Q1 5 R1 1 8 * #16 C2 9 DT C1 1 4 YK U MG5 N 180K P OL 12A 7 4 HC4 0 5 3 67 8 CC1 0 4 NOT A S S Y M0 V 2 MOV * R1 1 6 10K DASEND 5 12A M0 V * C1 0 5 R1 9 6 CC1 0 4 D D S0 V S0 V * R1 1 5 10K DAST 4 12A * C1 0 4 CC1 0 4 R1 9 7 NCU2 P1 3 B6 B- PH BL ACK S0 V S0 V A S S Y F A X 3 7 5 0 , MF C 7 7 5 0 N OT A S S Y F A X 3 7 5 0 , MF C 7 7 5 0 1 2 3 4 A 5 Main PCB 7/7 6
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