OKI Data Infotech Corporation CONFIDENTIAL
Chapter 5 Troubleshooting (Engine Section and USB Controller Section)
5-3
<Missing dots are found at the beginning of printing.>
Cause
User Solution
Service Engineer
Inspection
Assumed
Replacement Part
Reference
to Check/
Replace
Parts
Outside the
operating
temperature/
humidity range.
Use the printer within the operating temperature/humidity range.
- Install the last firmware
version.
- Check that the nozzles
eject ink correctly.
- Check the cap position.
- Check that ink is sucked
when performing the FILL
CAP or PH.RECOVERY
operation.
- Check the wiping unit
operation.
- Check the wiping position.
- Fill the system with ink
again.
- Firmware version
- PRINT HAED
- CAP, MW
- WIPING UNIT,MW
Obstructions in the
nozzle surface.
Check the platen, the media edge guards, the capping unit, the wiper
blade, the pressure roller, and the head guards, and remove any
foreign matter.
Lint or paper fibers coming from a damaged media may touch the
print heads, which may cause missing dots. Replace the media with
a media with no lint or paper fibers.
The media entered
into contact with the
nozzle surfaces.
Perform normal cleaning.
If the problem persists, perform the action.
Cleaning did not
finish normally.
Perform the daily maintenance.
Clean the caps.
Summary of Contents for IP-6620
Page 567: ...OKI Data Infotech Corporation CONFIDENTIAL Appendix 5 Appendix 4 Blower Fan Wiring Diagram...
Page 568: ...OKI Data Infotech Corporation CONFIDENTIAL Appendix 6 Appendix 5 Actuator Wiring Diagram...
Page 572: ...OKI Data Infotech Corporation CONFIDENTIAL Appendix 10 Appendix 9 Subtank Unit Wiring Diagram...
