
E X A 4 0 7 0
Model Name:
RJ–4100
E X A 4 0 7 0
Model Name:
RJ–4100
Trouble with Printing
When No Error is Displayed on the Printer's Liquid Crystal Display
1
2
3
• Many satellites (unwanted dots)
• The printing has whiskers
• Printed lines appear blurred (printing
is dirty)
1-1
1-2
1-3
1-4
1-5
1-6
1-7
1-8
1-9
1-10
• Do three cleanings in succession.
• Have the Test Print printed. (Refer to PAT1000)
→
If the nozzle check pattern is printed normally, return to EXA4020.
• Is the printing less than 30 minutes 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 steel belt tension adjusted properly?
A0 = 150 g ±20 g
• Make sure the encoder and T-fence mounted on the back of the head board are not touching.
→
If they are touching, adjust them.
→
If adjustment does not solve the problem, replace both the head board and the fence.
• Is there a loose set screw on the Y drive pulley?
→
Re-tighten the set screw.
• 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 capping position correct?
→
Adjust the capping position and try again after strong cleaning.
• 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.
• Is it able to wipe/rub the nozzle face normally?
→
Fix it.
→
Replace the wiper.
→
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
1550
1420
1300
1250
1250
2050
or
PAT1000
1060
R E P
B A C
G O T O R e f . P a g e s
172
[ Bad example ]
[ Good example ]
1. Satellites
2. Whiskers
3. Blurring