Confidential
2-85
Completely blank
Straight vertical stripes
User Check
- Check that documents are not reversed.
- Check that they are set in the ADF tray securely.
Step
Cause
Solution
1
White level correction data failure Carry out maintenance 55.
2
First side or second side CIS flat
cable connection failure
Reconnect the first side or second side CIS flat
cable.
3
The first side or second side CIS
flat cable defective
Replace the first side or second side CIS flat cable.
4
First side or second side CIS unit
defective
Replace the first side or second side CIS unit.
5
Main PCB defective
Replace the main PCB ASSY.
User Check
- Clean document cover glass or ADF glass.
- Clean the document pressure bar.
Step
Cause
Solution
1
CIS lens foreign materials
Remove foreign materials.
2
First side or second side CIS unit
defective
Replace the first side or second side CIS unit.
Содержание Business Smart MFC-J4510dw
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Страница 317: ...5 38 Confidential pfadj1 Pattern ...
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Страница 325: ...5 46 Confidential Software Correction for Inclination Corrugation Ruled Lines Check Pattern ...
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