Oki IP-6620 - Page 172

OKI Data Infotech Corporation CONFIDENTIAL
Chapter 5 Troubleshooting (Engine Section and USB Controller Section)
5-13
<Different bands appear on the printout right and left sides.>
[Symptom A]
Cause
User Solution
Service Engineer
Inspection
Assumed
Replacement Part
Reference
to Check/
Replace
Parts
A skewed media is
fed.
(1) Check that the media condition is good. If the media roll is
damaged or wound in the shape of a cone, replace the roll with a
good one.
(2) Check that the media was installed properly in the conditions
below.
- The installed media is installed parallel to the printer.
- The operation panel shows the media type correctly.
- The media winding mode is optimal for the installed media.
- If the media is curled or wrinkled, see the description on the
problem, The media is curled or wrinkled.
(3) Check that the take up-side media shows no irregular winding. If
an irregular winding is found, reinstall the media on the printer
and onto the take-up reel unit.
(4) Adjust the pressure on the media with the pressure roller lever. *1
(5) Use proven media.
(6) Check that the media holders on the supply side securely and
firmly support the media.
(7) Check that the media holders on the supply side are secured to
the shaft with the screws.
- Install the last firmware
version.
- Check that the pinch roller
is not damaged.
- Check that the pinch roller
spring is not missing.
- Install the last firmware
version.
- Check that the nozzles
eject ink correctly.
- Check the carriage
height.
- 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.
- Firmware version
- PINCH ROLLER,
MW
- PRINT HAED
- CAP，MW
- WIPING UNIT,MW
*1 Adjust the media advance adjustment value again.