Check and Cause Solution
1. Bad contacts caused by contamination
from toner particles between high voltage
terminal in the main body and the elec-
trode of the Developer.
2. Bad contacts caused by contamination
from toner particles between high voltage
terminal in the main body and the one in
the HVPS board.
3. The life of developer is expired.
4. Transfer roller lifetime(125,000 sheets)
has expired.
5. Abnormal low temperature(below 10°C).
6. Damaged cleaning blade in the developer.
1. Clean the terminals when contaminated by
toner particles.
2. Occur in the developer cartridge, replace
the developer and try to print out.
3. Replace the engine board if not solved by
the above directions 1-2.
4. If not solved by the direction 3, check the
transfer roller lifetime and replace it.
5. Wait about 1 hour after power on before
using printer.
6. Occur in the developer cartridge, replace
the developer and try to print out.
4.10.10 Ghost (2)
• Description
Ghost occurs at 96 mm intervals of the OPC drum in the whole printing.
(When printing on card stock or transparencies using manual feeder)
Check and Cause Solution
When printing on card stock thicker than nor-
mal paper or transparencies such as OHP,
higher transfer voltage is required.
Select 'Thick Mode' on paper type menu from
the software application and after using return-
ing to the original mode is recommended.
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