Service Manual
Page 113
COPYRIGHT © 1994 CANON INC. faulty) control board • DC controller PCB (faulty) E2 : 0 • locked) Lens home position sensor (faulty) • Scanner motor (faulty) • Lens cable • DC controller PCB (faulty) E22L'i • Scanning lamp •.... • An error is detected in the communication between the DC controller PCB and the composite power supply PCB. • The intervals in the zero-cross signals is greater than allowed. • The +24V power supply deviates from the control value by ±20% during copying. CANON PC720/7401750770 REV.O AUG....
COPYRIGHT © 1994 CANON INC. faulty) control board • DC controller PCB (faulty) E2 : 0 • locked) Lens home position sensor (faulty) • Scanner motor (faulty) • Lens cable • DC controller PCB (faulty) E22L'i • Scanning lamp •.... • An error is detected in the communication between the DC controller PCB and the composite power supply PCB. • The intervals in the zero-cross signals is greater than allowed. • The +24V power supply deviates from the control value by ±20% during copying. CANON PC720/7401750770 REV.O AUG....