Image Problem Troubleshooting - Oki C3530nMFP Maintenance Manual

7.5.3 Image Problem Troubleshooting

(1) Color is totally pale (Figure 7.2 A ) ............................................................ 161
(1-1) Color is pale ................................................................................. 161
(2) Background is dirty (Figure 7.2 B ) ............................................................ 162
(2-1) Background is dirty (partly) ............................................................... 162
(2-2) Background is dirty (totally) ............................................................... 162
(3) Blank Print (Figure 7.2 C ) ........................................................................ 163
(3-1) Blank on the whole page .................................................................. 163
(4) Vertical lines are printed ........................................................................... 164
(4-1) Thin vertical lines (with color) (See Figure 7.2 D ) ................................. 164
(4-2) Thin vertical lines (without color) (See Figure 7.2 F ) .............................. 164
(5) Cyclic Print Trouble (Refer to Figure 7.2 E ) ................................................ 165
(5-1) Vertical cyclic print trouble ............................................................... 165
(6) Color drift is wide. ................................................................................. 166
(6-1) "ADJUSTING COLOR REGISTRATION" is shown only a short time ......... 166
(6-2) Although REG ADJUST TEST of the engine maintenance function is OK,
.................................................................................... Color drift is seen
166
(7) Solid Black Print .................................................................................... 167
(7-1) Solid black on a full page .................................................................. 167
Note!
When replacing the PU board (PRX PCB), please read the content on the EEPROM
chip of the old board and copy it to the new board..
A
Light or faded image
on whole page
D
Vertical black belt or line
43605601TH Rev. 1
B
Dirty Background
E
Defective image of
regular interval
Figure 7.2
Oki Data CONFIDENTIAL
C
Blank
F
Vertical white belt or line
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