V.
I.
II.
SIGNAL .......................................5-3
System ...................................5-4
I.
A. Outline ....................................6-1
II.
A. Outline ....................................6-8
2. Measuring the Surface
COPYRIGHT © 2002 CANON INC.
CANON CLC1100/1130/1150/1160/1180 REV.0 MAR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
1. Removing the CCD
Unit ................................ 4-17
2. Removing the Analog
Processor PCB ............. 4-18
3. Removing the Image
Processor PCB (IP-MAIN,
IP-ED, IF, IP-ECO) ........ 4-19
V.
DISASSEMBLY/ASSEMBLY .......5-7
A. Electrical Parts .......................5-8
1. Removing the Original
Scanner Motor
Dirver PCB .......................5-8
2. Removing the Laser
Scanner Unit ....................5-8
3. Removing the Laser
Controller PCB/Laser
Driver PCB .................... 5-10
4. Adjusting Laser Power .. 5-11
5. Adjusting the Laser ....... 5-13
6. Sequence of Operations
(initial drum surface
7. Auto Gradation Correction
in User Mode ..................6-14
8. Checking the LED Activation
for the Potential
Measurement Circuit ..... 6-14
III. CONTROLLING THE CHARGING
MECHANISM ........................... 6-17
the Grid Bias ....................... 6-17
1. Operation ...................... 6-17
2. Protection Circuit ........... 6-17
vii