Canon 1000 Service Manual page 605

Ref.
[1] Image position correction PCB
[2] Image position correction CCD PCB
[3] Control panel PCB
[4] Control panel family PCB
[5] DC controller PCB
[6] Video controller PCB
[7] Reader unit controller PCB
[8] Hopper relay PCB
[9] IP motherboard
[10] Image processor PCB
[11] IP-ECO PCB
[12] ED board A1
[13] IP memory PCB
[14] DRAM memory (option)
[15] Multifeeder relay PCB
[16] Environment measurement PCB
[17] Interface motherboard PCB
[18] Interface board B1/B2
[19] Tandem interface PCB (option)
[20] Potential measurement PCB
[21] Analog processor PCB
[22] Preview monitor board/monitor I/F PCB (option)
[23] Transfer belt motor driver PCB
[24] AC driver PCB
[25] Scanner motor driver PCB
[26] Oil level detection PCB
[27] Lamp regulator
[28] HVT1
[29] HVT2
[30] HVT3-A (rear)
[31] HVT3-B
[32] HVT3-A (front)
[33] HVT4
[34] HVT5
[35] Pick-up motor driver PCB
[36] DC power supply PCB 2
[37] DC power supply PCB 1 (upper)
[38] DC power supply PCB 1 (lower)
COPYRIGHT © 2001 CANON INC.
Name
CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
7. TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
Corrects and controls image position.
Drives the CCD for image position correction.
Controls the control panel.
Controls the control panel.
Controls the sequence of operations for the
printer unit.
Controls video signals.
Controls the sequence of operations for the
reader unit.
Controls the toner sensor of the hopper
assembly.
Relays digital image signals.
Processes digital images.
Processes digital images.
Controls the editor.
Compresses and stores digital image data.
Stores image data from external devices.
Relays multifeeder control signals.
Measures the machine inside temperature
humidity.
Relays communication control signals for
external devices.
Controls communication with external devices.
Controls communication in a tandem configu-
ration.
Measures the potential of the drum surface.
Processes analog images.
Controls the monitor.
Controls the transfer belt motor.
Controls AC loads.
Controls the scanner motor.
Detects the level of fixing oil.
Drives the scanning lamp.
Controls the high voltage for the transfer/
internal static eliminating assembly.
Controls the high voltage for the primary/pre-
primary charging assembly.
Controls the high voltage for the developing
bias DC component (for Y, M).
Controls the high voltage for the developing
bias AC component/ to prevent stray toner.
Controls the high voltage for the developing
bias DC component (for C, K).
Controls the high voltage for the separation
charging assembly.
Controls the high voltage for the pre-fixing
charging assembly.
Pick-up motor control
Supplies power supply at night
Supplies power to various loads.
Supplies power to various loads.
Function/name
7-169