Canon iR7086, Руководство по обслуживанию

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Chapter 5
5-23
5.4 Parts Replacement Procedure
5.4.1 CCD Unit
5.4.1.1 Before Starting the Work
0011-8094
iR7105 / iR7095 / iR7086
1) Remove the copyboard glass.
2) Remove the CCD unit cover [1].
- 9 screws [2]
F-5-54
3) Remove the original size sensor unit.
5.4.1.2 Removing the CCD Unit
0011-7969
iR7105 / iR7095 / iR7086
1) Disconnect the 2 flat cables [1] of the reader controller PCB; then, remove
the 2 screw [2] and the 2 leaf springs [3]. Thereafter, detach the CCD unit
[4].
F-5-55
5.4.1.3 When Replacing Components of the Scanning
System
0011-8730
iR7105 / iR7095
<Components>
CCD unit, copyboard glass, scanning lamp, standard white plate, inverter
PCB
<Procedure>
Execute the following service mode item:
1) COPIER> FUNCTION> CCD> CCD-ADJ (shading correction based on
the standard white plate)
5.4.1.4 When Replacing Components of the Scanning
System
0011-8735
iR7086
<Components>
CCD unit, copyboard glass, stream reading glass, scanning lamp, inverter
PCB
<Procedure>
Execute the following service mode items:
1) COPIER> FUNCTION> CCD> CCD-ADJ (shading correction based on
the standard white plate)
2) COPIER> FUNCTION> CCD> DF-WLVL1 (ADF white level; for copy-
board mode)
3) COPIER> FUNCTION> CCD> DF-WLVL2 (ADF white level; for
stream reading mode)
5.4.2 Copyboard glass
5.4.2.1 Removing the Copyboard Glass
0011-7965
iR7105 / iR7095 / iR7086
1) Open the ADF.
2) Remove the copyboard glass [1].
- 2 screws [2]
- right glass retainer [3]
F-5-56
When removing the copyboard glass, take care not to touch the white plate
found on its back. (Dirt will lead to lines in images.) Use lint-free paper
moistened with alcohol to remove dirt.
Take care not to deform the sponge [2] attached to the right glass retainer [1].
F-5-57
5.4.2.2 Removing the Stream Reading Glass
0011-8096
iR7086
1) Open the ADF.
2) Remove the stream reading glass [1].
- 2 screws [2]
- stream reading glass retainer [3]
F-5-58
[2]
[2]
[2]
[2]
[1]
[1]
[2]
[2]
[3]
[4]
[2]
[3]
[1]
[1]
[2]
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[3]