Muratec MFX-3595 Field Engineering Manual page 274

4.6.7 Void areas
Scanner section
Section Step Check item
Scanner section 1
2
3
Printer section
Section Step Check item
Paper 1
LED print head 2
Drum cartridge 3
Fuser unit 4
Circuit boards 5
Transfer section 6
7
Discharge plate 8
9
Is the document glass dirty?
Do the connection from CIS to main
control board remain intact?
Is the trouble settled with above
steps?
Is the paper damp?
Is the lens dirty?
Are the separation scrapers dirty or
damaged?
Are the fusing rollers or separation
scraper dirty or damaged?
Are the connections from LED print
head and from high-voltage board to
main control board in good condition?
(Check plugs firmly plugged and
snapped harness.)
Is the transfer roller dented or dam-
aged?
Is the transfer roller gap dirty?
Is the discharge plate deformed?
Is the trouble settled with above
steps?
Result Remedy
Yes Clean
No Reconnect / Replace harness.
No 1. Replace CIS.
3. Replace main control board.
Result Remedy
Yes Replace the paper.
Yes Clean
Yes Clean / Replace
Yes Clean / Replace
No Reconnect / Replace harness
Yes Replace
Yes Clean / Replace
Yes Replace
No 1. Replace drum cartridge.
2. Replace fuser unit.
3. Replace LED print head.
4. Replace main control board.
5. Replace high-voltage power
board.
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