Service manual

*1: Before replacement of the logic board ass'y, check the waste ink amount (by service test print or EEPROM information
print). If the waste ink amount is 7% or more, also replace the ink absorbers (QC1-5195 / 5196 / QY5-0162 ) when
replacing the logic board ass'y.
[See Section 3
-3. Adjustment / Settings, (6) Service mode, for details.]
2-3. Warnings
Printer (displayed via the Status Monitor or on the LCD monitor, no LED indication):
*1: If the warning is displayed, the carriage does not move to the ink tank replacement position when the access cover is
opened.
2-4. Troubleshooting by Symptom
- Timing slit disk ass'y (QL2-0843)
- Paper feed motor ass'y (QM2-1746)
- Feed roller ass'y (QM2-1970)
- Platen (QC1-5176/5177)
- Logic board ass'y (QM2-2880)
*1
4 times Purge unit error [5C00] - Purge unit (QM2-1975)
- Logic board ass'y (QM2-2880)
*1
5 times ASF cam sensor error [5700] - Sheet feed unit (QM2-3264)
6 times Internal temperature error [5400]
- Logic board ass'y (QM2-2880)
*1
7 times Waste ink absorber full [5B00] - Ink absorber (QC1-5195 / 5196 / QY5-0162)
- After replacement of the ink absorber, reset the EEPROM
(waste ink amount value) on the logic board ass'y.
8 times Print head temperature rise error
[5200]
- Print head (QY6-0056)
- Logic board ass'y (QM2-2880)
*1
9 times EEPROM error [6800]
- Logic board ass'y (QM2-2880)
*1
Continuous
alternate blinking
ROM error
- Logic board ass'y (QM2-2880)
*1
Alarm LED lit /
Power LED off
RAM error
- Logic board ass'y (QM2-2880)
*1
Displayed warning Remarks
Ink low warning 1 (approx. half level) The warning is displayed only when printer driver's Low Ink
Warning Setting is enabled.
Ink low warning 2 (low remaining ink, display of "!" in the
warning)
The warning is displayed only when printer driver's Low Ink
Warning Setting is enabled.
Ink low warning 3 (ink level unknown, display of "?" in the
warning)
The warning is displayed only when printer driver's Low Ink
Warning Setting is enabled.
Print head temperature rise If the print head temperature is high when the access cover is
opened, the warning is displayed.
*1
When the print head temperature falls below the specified
temperature, the warning is released.
Protection against excess rise of the print head temperature If the print head temperature exceeds the specified limit, a
Wait is inserted during printing,
When the print head temperature falls below the specified
temperature, the warning is released.