Develop D 2500iD, Руководство по обслуживанию

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FrameMaker Ver.5.5E(PC) Di250 TROUBLESHOOTING
99.01.08
T-51
(9) Smear on Back
Section Step Check Item Result Action
Engine 1 Is the Image Transfer Roller
dirty? YES Clean or change.
2 Has toner spilled from the I/C
inside of the copier? YES Clean the interior and change I/
C.
3 Are the Fusing Rollers dirty? YES Clean or change the Fusing
Rollers.
(10) Uneven Image Density
Section Step Check Item Result Action
Engine 1 Is the Image Transfer Roller dirty
or deteriorated? YES Clean or change the Image
Transfer Roller.
2 Does the image get better when
a copy is made with new paper
loaded? YES Change the paper. Instruct the
user on the storage of paper.
NO Change the I/C or PWB-A.
IR 1 Are the Original Glass, mirrors,
and lens dirty with foreign mat-
ter? YES Clean the Original Glass, mir-
rors, and lens.
2 Is the Shading Sheet on the Orig-
inal Glass dirty? YES Clean or change.
3 Is the Exposure Lamp dirty or
deteriorated? YES Clean or change.
4 Do the connections from CCD to
HGB remain intact? NO Reconnect.
5 Do the connections from HGB to
UN2 remain intact? YES Change CCD, HGB, or UN2, in
that order.
NO Reconnect.
(11) Gradation Reproduction Failure
Section Step Check Item Result Action
Engine 1 Does the image get better when
a copy is made with new paper
loaded? YES Change the paper. Instruct the
user on the storage of paper.
NO Change PWB-A.
IR 1 Is the Shading Sheet dirty? YES Clean or change.
2 Is the Original Glass dirty? YES Clean or change.
3 Do the connections from CCD to
HGB remain intact? NO Reconnect.
4 Do the connections from HGB to
UN2 remain intact? YES Change CCD, HGB, or UN2, in
that order.
NO Reconnect.