2GN/2GP/2GR
1-4-46
(3) Image is too light.
(4) Background is visible.
(5) A white line appears longitudinally.
Copy example
Causes
Check procedures/corrective measures
Insufficient toner.
If the display shows the message requesting toner replenish-
ment, replace the container.
Deteriorated toner.
Perform the drum refresh operation.
Defective
transfer
charging
output.
The connector terminals
of the high voltage PWB
make poor contact.
Reinsert the connector. Also check for continuity within the
connector cable. If none, remedy or replace the cable.
Defective engine PWB.
Check if YC7-10 on the engine PWB goes low when mainte-
nance item U101 is run. If not, replace the engine PWB.
Defective high voltage
PWB.
Check if transfer charging takes place when CN1-5 on the
high voltage PWB goes low while maintenance item U101 is
run. If not, replace the high voltage PWB.
Copy example
Causes
Check procedures/corrective measures
Deteriorated toner.
Perform the drum refresh operation.
Dirty main charger wire.
Clean the wire or, if it is extremely dirty, replace it (see page
1-5-25).
Copy example
Causes
Check procedures/corrective measures
Foreign matter in the developing unit.
Check if the magnetic brush is formed uniformly. Replace the
developing unit if any foreign matter (see page 1-5-26).
Dirty shading plate.
Clean the shading plate.
Содержание CD 1230
Страница 1: ...Service Manual Copy CD 1230 CD 1240 CD 1250 Version 1 0 Date 04 07 2006 2GNSM060 ...
Страница 2: ...Service Manual Copy DC 2230 DC 2240 DC 2250 Version 1 0 Date 04 07 2006 2GNSM060 ...
Страница 4: ...Revision history Revision Date Replaced pages Remarks ...
Страница 5: ...This page is intentionally left blank ...
Страница 113: ...2GN 2GP 2GR 1 3 82 ...
Страница 231: ...2GN 2GP 2GR 2 2 6 ...
Страница 253: ...INSTALLATION GUIDE FOR THE DOCUMENT PROCESSOR ...
Страница 275: ...INSTALLATION GUIDE FOR BUILT IN FINISHER ...
Страница 288: ...INSTALLATION GUIDE FOR JOB SEPARATOR ...
Страница 297: ...INSTALLATION GUIDE FOR FAX System M ...
Страница 300: ...INSTALLATION GUIDE FOR Data Security Kit C ...