Chapter 2 Standards And Adjustments; Image Adjustment System - Canon CLC 1120 Service Handbook

CHAPTER 2 STANDARDS AND ADJUSTMENTS

A. Image Adjustment System
1 Image Margin
The image margin of a copy is normal if it
is as follows when made in Direct with
original detection OFF.
Leading edge: 8/0 ± 1.5 mm (8.0 ± 2.0 mm)
Left/right: 2.0 ± 1.5mm (2.0 ± 1.5 mm)
Trailing edge: 2.5 ± 1.5 mm (4.5 ± 2.0 mm)
The value in parentheses represents
double-sided copying.
Checking/Adjusting the Image
2
Margin
When making checks and adjustments,
observe the following order:
a. Adjusting the left/right registration
b. Adjusting the attraction position (ATT-T)
c. Adjusting the image margin (RG-XA,
RG-XB)
d. Adjusting the transfer delay (TR-
DELAY)
e. Adjusting the image read start position
(ADJ-XY)
f. Adjust the image trailing edge margin
(TR-END-A, TR-END-B)
CHAPTER 2 STANDARDS AND ADJUSTMENTS
Figure 2-1 Leading Edge Image Margin
Figure 2-2 Left/Right Image Margin
2
2-1