Image Problem Troubleshooting - Olivetti d-Color P116 Service Manual

7.4.3 Image Problem Troubleshooting

(1) Color is totally pale (Figure 7.2 A ) .......................................................................... 188
(1-1) Color is pale ................................................................................................... 188
(2) Background is dirty (Figure 7.2 B ) .......................................................................... 189
(2-1) Background is dirty (partly) ............................................................................ 189
(2-2) Background is dirty (totally) ............................................................................ 189
(3) Blank Print (Figure 7.2 C ) ....................................................................................... 190
(3-1) Blank on the whole page ................................................................................ 190
(4) Vertical lines are printed .......................................................................................... 191
(4-1) Thin vertical lines (with color) (See Figure 7.2 D ) ......................................... 191
(4-2) Thin vertical lines (without color) (See Figure 7.2 F ) .................................... 191
(5) Cyclic Print Trouble (Refer to Figure 7.2 E ) ........................................................... 192
(5-1) Vertical cyclic print trouble ............................................................................. 192
(6) Color drift is wide. .................................................................................................... 193
(6-1) "ADJUSTING COLOR REGISTRATION" is shown only a short time ............ 193
(6-2) Although REG ADJUST TEST of the engine maintenance function is OK,
(7) Solid Black Print ...................................................................................................... 194
(7-1) Solid black on a full page ............................................................................... 194
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
Y110260-4
Color drift is seen .................................................................................... 193
B
Dirty Background
E
Defective image of
regular interval
Figure 7.2
d-Color P116 Service Manual
C
Blank
F
Vertical white belt or line
183