
169
E X A 4 0 5 1
Model Name:
RJ–4100
E X A 4 0 5 1
Model Name:
RJ–4100
Trouble with Printing
When No Error is Displayed on the Printer's Liquid Crystal Display
1-11
1-12
1-13
1-14
1-15
1-16
1-17
1-18
•
Are all the pressure rollers (15) pressurizing the media?
•
With the pressure lever raised, do any pressure rollers seem reluctant to turn?
•
With the pressure lever lowered, are any of the pressure rollers idling or [kata atari ?]
•
With the pressure lever lowered, is the plate pressing strongly on the media?
→
If there is paper dust or scraps near the pressure rollers, wipe with a soft damp cloth. (Refer to CON5010)
→
If necessary, replace pressure assembly, pressure rollers and plate.
→
If the gap between platen and plate is less than 0.2 mm, adjust platen height.
•
Is the rough surface of the grid roller worn in some places?
•
Is the grid roller heavy to turn? Or does it not turn smoothly?
→
If there is paper dust or scraps sticking to the grid roller, clean it with a nylon brush. (Refer to CON5010)
→
If necessary, replace the grid roller assembly and coupling assembly.
•
Is the pump motor turning during the cleaning action?
→
Check the pump motor cable connector J103 (PUMP MOT) on the main board and try again.
→
Replace the pump motor.
→
If the pump motor does not turn after performing the above tasks, replace the main board assembly.
•
Was there any mismatching of gears during the cleaning operation?
→
Replace the maintenance station GA assembly.
•
Is the cap assembly spring fallen out or broken?
→
If the part has fallen out, refit it.
→
Replace the cap assembly or the maintenance station GA assembly.
•
Are the tubes crushed inside the pump assembly?
→
Replace the pump assembly and check the ink flow. If it is good, carry out initial filling.
CAUTION:
Wait at least 30 minutes after initial filling before printing. Printing quality can not be
assured unless ink filling has been stabilized.
•
Does the head that is fitted have a rank that is different from the recorded rank?
→
Re-enter the rank correctly.
•
The print head assembly may be damaged.
Damaged head replacement
→
Replace the black print head assembly.
→
Replace the color print head assembly.
→
Continued on next page
No.
Symptom
Sequence
Items to be Confirmed
When No Error is Displayed on the Printer's Liquid Crystal Display
Trouble with Printing
1220
1610
1210
1230
1270
1240
1270
1390
1400
2040
R E P
B A C
G O T O R e f . P a g e s
1
2
3
• Printing becomes shaded.
• The image contains blurs.
• Transverse lines appear to be split.
Split line
Direction of
media feed
Shading and
blurring
• Black and white lines appear in the
printed image
(Not including gaps in the step pat-
terns in locations 1G to 7G of the test
pattern)
If dots are missing, go to EXA4020
Direction of
media feed
Good example
Bad example
4