170
E X A 4 0 5 2
Model Name:
RJ–4100
E X A 4 0 5 2
Model Name:
RJ–4100
Trouble with Printing
When No Error is Displayed on the Printer's Liquid Crystal Display
1-19
1-20
1-21
1-22
• Has ink dried on the surface of the print head and inside the nozzles?
→
Use the self-diagnostic “Adjustment/Head Cleaning” to clean the print head, carry out initial filling
with “Adjustment/Head Rank Input” and try again.
→
Clean the head nozzle face.
CAUTION:
Wait at least 30 minutes after initial filling before printing. Printing quality can
not be assured unless ink filling has been stabilized.
• The main board assembly may be damaged.
→
Replace it.
• The head board assembly may be damaged.
→
Replace it.
• With genuine Mutoh cartridges properly inserted, use the printer’s self-diagnostic “Sensor: No Ink”
or “Sensor: No Cartridge” to check that the detection of whether ink and cartridges are present or
absent is working normally.
→
Use the [KCMY] “No Ink” procedure shown in EXA1100 for checking.
→
After adjustment and replacement, carry out initial filling with the printer’s self-diagnostic “Adjust:
Enter Rank”.
No.
Symptom
Sequence
Items to be Confirmed
When No Error is Displayed on the Printer's Liquid Crystal Display
Trouble with Printing
1140
1420
1040
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