Ghost 1; Ghost 3; Ghost 4 - Aficio CM-P1 Service Manual

PRINTOUT PROBLEMS

4.6.10 GHOST 1

Description: Ghost shows at 75.5 mm intervals of the OPC drum in the printout.
Cause
1. Bad contacts caused by unwanted toner
particles between the high voltage
terminal in the main body and the
electrode of the toner cartridge.
2. Bad contacts caused by unwanted toner
particles between the high voltage
terminal in the main body and the in the
HVPS board.
3. The toner cartridge has reached the end
of its life.
4. Transfer roller has reached the end of its
life.
5. Ambient temperature below 10 C.
6. Damaged cleaning blade in the toner
cartridge.
4.6.11 GHOST 2
Description: Ghost shows at 75 mm intervals of the OPC drum in the printout.
Cause
1. Higher voltage required when printing on
card stock, thick paper or OHP sheets.

4.6.12 GHOST 3

Description: Ghost shows at 66.3 or 75.5 mm intervals of the OPC drum in the
printout.
Cause
1. Fusing unit is contaminated
1. Clean all HV contacts. Replace the HVPS
if the problem stays.
2. Clean all HV contacts. Replace the HVPS
if the problem stays.
3. Replace the toner cartridge.
4. Replace the transfer roller
5. Turn the machine off. Wait 30 minutes
and turn the machine on again. Then try
to print.
6. Replace the toner cartridge.
1. Set the machine to print to print for these
media types in the printer driver or
application software.
1. Disassemble the fusing unit and remove
unwanted matter from the rollers. Clean
unwanted particles between the
thermistor and the hot roller (Use high
caution not to damage the rollers)
4-14
20 July 2005
Solution
Solution
Solution