
168
E X A 4 0 5 0
Model Name:
RJ–4100
E X A 4 0 5 0
Model Name:
RJ–4100
Trouble with Printing
When No Error is Displayed on the Printer's Liquid Crystal Display
1-1
1-2
1-3
1-4
1-5
1-6
1-7
1-8
1-9
1-10
• Was the printing done immediately after initial filling?
→
Wait at least 30 minutes after initial filling before printing. Printing quality can not be assured
unless ink filling has been stabilized.
• Is the capping position correct?
→
Adjust the capping position, carry out strong cleaning and try again.
• Are the fans working normally according to the self-diagnostic “Examination/Fans”?
→
Check the connectors between fan assembly, fan cable assembly and main board assembly.
Fan cable A assembly is J116 (FAN1) on the main board
Fan cable B assembly is J117 (FAN2) on the main board
Fan cable C assembly is J118 (FAN3) on the main board
→
Replace fan assembly
→
Replace Fan cable A assembly, Fan cable B assembly, Fan cable C assembly.
• Is the shielding material securely attached in the proper positions?
Shield material GA-A, shield GA-B, shield GA-C
→
Re-attach in the proper positions.
• If the media in question is roll paper, does the scroller turn freely?
→
Adjust the position of the scroller bearing so that it turns freely.
• Is the X speed reduction belt tension adjusted to the prescribed value?
→
Adjust the X belt tension (prescribed value is 4.2 kg).
• Is the X speed reduction pulley set screw loose?
→
Tighten it securely.
• What is the condition of the wiper section?
→
Dampen the accessory cleaning cloth slightly with clean water and use it to wipe the surface of
the cleaning wiper. After the wiper has been cleaned, carry out two successive cleanings.
→
If it is wet with ink, replace it.
• Are the nozzle surfaces being wiped and rubbed?
→
Carry out repairs.
→
Replace the wiper.
• Is the T-fence (timing fence) dirty?
→
Clean it.
→
If the T fence is severely soiled and can not be cleaned, replace it.
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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
1080
1560
1090
1250
1250
1300
1060
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