Canon MF5940dw - Removing the Reader Unit Upper Cover

4
4
4-39
4-39
Disassembly/Assembly > Document Exposure / Delivery System > Removing the Reader Unit Upper Cover
Disassembly/Assembly > Document Exposure / Delivery System > Removing the Reader Unit Upper Cover
2) Remove the Standard White Plate [1].
• 2 Claws [2]
[1]
[2]
[2]
x2
3) Remove the Reader Unit Upper Cover [1].
• 2 Screws [2]
• 7 Claws [3]
[1]
[2]
[2]
[3]
[3]
[3]
[3]
x2
x7
F-4-94
F-4-95
Procedure After Replacing the Reader Upper Cover Unit:
1) Enter the values of the label afxed at the upper left of the glass in the following
service mode item, and write the values in the service label.
XXXX YYYY ZZZZ
• COPIER > ADJUST > CCD > W-PLT-X (standard White Plate X signal data)
• COPIER > ADJUST > CCD > W-PLT-Y (standard White Plate Y signal data)
• COPIER > ADJUST > CCD > W-PLT-Z (standard White Plate Z signal data)
2) Place a blank paper on the Copyboard Glass, and execute white level adjustment in
the following service mode.
COPIER > FUNCTION > CCD > DF-WLVL1 (white level adjustment [copyboard scan])
COPIER > FUNCTION > CCD > DF-WLVL3 (white level adjustment B&W [copyboard
scan])
Next, place the same blank paper on the DF and execute the following service mode.
• COPIER > FUNCTION > CCD > DF-WLVL2 (white level adjustment [DF scan])
• COPIER > FUNCTION > CCD > DF-WLVL4 (white level adjustment B&W [DF scan])
If it results in NG, execute it again after turning OFF and then ON the power.
F-4-96