FrameMaker Ver.5.5E(PC) Di250 TROUBLESHOOTING
99.01.08
T-47
(3) Low Image Density
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.
2
Is toner empty?
YES
Check Sub Hopper Toner
Empty Switch S4 and change
the Toner Bottle.
3
Is the image transfer current ter-
minal intact?
NO
Check and change as neces-
sary.
4
Is the developing bias terminal
intact?
NO
Check and change as neces-
sary.
5
Does the image density remain
low even after the I/C has been
replaced with a new one?
NO
This completes the procedure.
6
Does the image density become
higher when the “Image Density”
value is changed toward the plus
side? “Image Density” can be
selected as follows: Tech. Rep.
Mode
→
Tech. Rep. Choice
→
Printer.
YES
This completes the procedure.
7
Does the image density become
higher when the “VG Adjust”
value is changed toward the plus
side? “VG Adjust” can be
selected as follows: Tech. Rep.
Mode
→
Tech. Rep. Choice
→
Printer.
YES
This completes the procedure.
NO
Change HV1, HGB, or UN2, in
that order.
IR
1
Do the connections from CCD to
HGB remain intact?
NO
Reconnect.
2
Do the connections from HGB to
UN2 remain intact?
YES
Change CCD, HGB, or UN2, in
that order.
NO
Reconnect.
Summary of Contents for D 2500iD
Page 1: ...Service Manual Digital Copier DEVELOP D 2500iD ...
Page 8: ...GENERAL D 2500iD ...
Page 23: ...MECHANICAL ELECTRICAL D 2500iD ...
Page 76: ...SWITCHES ON PWBs TECH REP SETTINGS 17196 D 2500iD ...
Page 121: ...DIS REASSEMBLY ADJUSTMENT 18605 D 2500iD ...
Page 178: ...TROUBLESHOOTING 14413 D 2500iD ...