Oki IP-6620 Maintenance Manual page 207

MANUALLY CONFIGURE
NOZZLE MAPPING
<Description>
Detection failed due to a problem in the pattern or during media advance.
1. Voltage variation error: An error occurred when reading the nozzle pattern.
2. Position adjustment error: An error occurred when reading the position adjustment pattern.
<Action>
Check the Items to be Checked on the table below, and perform the actions starting from the top
until the problem is solved.
No
Firmware
1
The media
2
Check that there is no problem
3
with media advance, such as skew
or wrinkles.
Dirt or damage on the pattern
4
Check that the number of clogged
5
nozzles does not exceed the limit
of 10.
Dirt on the PCB-ASSY-ADJ1
6
sensor surface
The connection of the
7
PCB-ASSY-ADJ1 harness
connectors
The PCB-ASSY-ADJ1 harness
8
condition
PCB-ASSY-ADJ1
9
PCB-ASSY-HCB1M
10
5-48
Chapter 5 Troubleshooting (Engine Section and USB Controller Section)
Items to be Checked
OKI Data Infotech Corporation CONFIDENTIAL
< Error print result of automatic nozzle map >
nn
nn: ERROR n MANUALLY CONFIGURE
nn: ERROR n MANUALLY CONFIGURE
◎
n: 1 Voltage variation error
2 Position adjustment error
Automatic configuration pattern
Upgrade the firmware to the latest version.
Try with a different media.
- Reinstall the media.
- Try with a different media.
Try again with a media with no dirt or damage.
Perform cleaning to clear the clogged nozzle.
Replace print heads as necessary.
If soiled, clean the sensor surface with a soft cloth.
Check that the harness connectors are properly connected
to the board connectors.
- Check that the cables are not disconnected, caught in
order parts, and that the jackets are not damaged.
- Check that the AUTO ADJFFC,MW terminal is not
damaged.
- If a problem is found, replace the part.
Replace the PCB-ASSY-ADJ1.
Replace the PCB-ASSY-HCB1M.
Position adjustment pattern
Nozzle pattern
Action