Parts Replacement Procedure; Copyboard Glass; Removing The Copyboard Glass; Procedure After Replacing The Copyboard Glass (Model Equipped With Adf) - Canon iR2030 Series Service Manual

Chapter 4

4.4 Parts Replacement Procedure

4.4.1 Copyboard glass

4.4.1.1 Removing the Copyboard glass

1) Open the copyboard cover (or ADF).
2) Remove the copyboard glass [1].
- Screws [2], 2 pcs.
- glass retainer [3].
[1]
When removing the copyboard glass, take care not to touch the following:
- Glass surface
- Standard white plate
Dirt on these parts can show up as white/black lines in the image. If dirt is
found, remove it with lint-free paper moistened with alcohol.
4.4.1.2 Procedure after Replacing the Copyboard Glass
(Model equipped with ADF)
After replacing the copyboard glass, enter the correction values (X, Y, Z) of
4-16
[2]
[3]
F-4-29
the standard white plate which are indicated on the back of the new copy-
board glass in the service mode.
Correction value (X): Service mode>#SCAN>#SCAN NUMERIC>No.213
Correction value (Y): Service mode>#SCAN>#SCAN NUMERIC>No.214
Correction value (Z): Service mode>#SCAN>#SCAN NUMERIC>No.215
Also, rewrite the values on the service label.
0017-8452
c o r r e c t o n
va l u e ( X )

4.4.1.3 Removing the ADF Reading Glass

1) Open the copyboard cover (or ADF).
2) Remove the glass retainer [1].
- Screws [2], 2 pcs
3) Remove the ADF reading glass [3].
- When removing the ADF reading glass, take care not to touch the glass
surface. Dirt on these parts can show up as white/black lines in the image.
If dirt is found, remove it with lint-free paper moistened with alcohol.
- When installing the ADF reading glass, position the cut portion [1] of the
ADF reading glass sheet at the front-left corner.

4.4.2 Reader Controller PCB

4.4.2.1 Removing the Reader Controller PCB

1) Detach the rear cover.
2) Open the front cover.
3) Detach the right cover (lower).
4) Detach the right cover (Upper).
5) Detach the left cover (rear).
6) Open the copyboard cover (or ADF).
7) Detach the small cover.
8) Disconnect the ground cable of the ADF harness.
9) Remove the ADF harness.
10) Detach the reader rear cover.
11) Remove the glass retainer.
12) Remove the copyboard glass.
0017-8454
8 2 0 6 8 6 6 7 9 3 4 9
c o r r e c t o n
va l u e ( Z )
c o r r e c t o n
va l u e ( Y )
F-4-30
[2]
[1] [3]
F-4-31
[1]
F-4-32
0017-8455
0017-8440