Minolta CF910 Service Manual page 383

<Troubleshooting Procedure>
Symptom Step
• Paper is at a
1
stop at the
Static
Charge
2
Roller.
3
4
• Paper is at a
1
stop near
the Transfer
Drum.
2
3
4
Check Item
Is the Static Charge Roller
deformed, worn, or dirty with
paper dust?
Does the Static Charge Roller
turn?
Does SL13 operate?
Does SL19 operate?
Is the Transfer Film peeled off or
dented?
Does M18 turn?
Are PWB-O and PWB-P opera-
tional?
Is the Static Charge Corona wire
dirty or deteriorated?
T-17
Result Action
YES Clean or change the
Static Charge Roller.
NO Check the drive sys-
tem.
NO Check the wiring
between SL13 and
PWB-I and, if it is intact,
change SL13.
NO Check the wiring
between SL19 and
PWB-I and, if it is intact,
change SL19.
YES Change the film.
("Jam Sensor" and
"PRT Area" of "Machine
Adjust" and "γ Auto
Adjust")
NO Check the drive sys-
tem and, if it is okay,
change M18.
NO Change the defective
board.
YES Clean or change the
corona wire.
NO Change HV3.
("Transfer Output" of
"Machine Adjust")