Oki IP-6620 Maintenance Manual page 156

< Media jams occur frequently >
User inspection
Symptom
and check item
Media jams occur Media type
frequently.
Media installation
Obstructions in the
carriage path
preventing the
carriage from moving
well
Obstructions in the
media path preventing
the media from
advancing well
Suction fan power
Heater temperature
setting
< Print quality is poor >
User inspection
Symptom
and check item
Print quality is poor. See Solve print
quality issues in the
User's Guide.
< Printouts are blank sheets >
User inspection
Symptom
and check item
Printouts are blank Print data
sheets.
< Cannot load the media >
User inspection
Symptom
and check item
Cannot load the See Procedure to
media. load transparent
media and media
with a black reverse
side in the User's
Guide.
User Solution
Check that the media type setting
matches the type of the media
installed.
Install the media properly.
(See Loading the media on the
printer in the User's guide.)
Remove the obstructions.
(See How to clear media jams in
the User's guide.)
Remove the obstructions.
(See How to clear media jams in
the User's guide.)
Reduce the power of the suction
fan.
(See Prevent the media from
sticking and wrinkling in the
User's guide.)
Lower the heater temperature
setting.
(See Adjust the heaters
temperatures in the User's
guide.)
User Solution
See Solve print quality issues in
the User's Guide.
User Solution
Check the current print data to
check if you sent blank sheet data.
User Solution
See Procedure to load
transparent media and media
with a black reverse side in the
User's Guide.
OKI Data Infotech Corporation CONFIDENTIAL
Chapter 4 Troubleshooting (General)
Service Engineer Inspection
- Check the connection of the Y
motor cable.
- Check the connection of the
linear encoder connector.
- Check the connection of
CARRIAGE FFC,MW connectors
on the HCB1M and the IPB5.
- Check the connection of ROBOT
CABLE,MW connectors.
- Check that the ENCODER
STRIP,MW is clean and not
damaged.
- Check the tension of the SUS
belt.
- Check the tension of the Y motor
timing belt.
- Check that the non-reflecting
tape on the platen is clean.
- Check that the edge sensor is
clean and correctly installed.
- Check the connection of the
edge sensor connectors.
Service Engineer Inspection
See 5.1 Poor Print Quality.
Service Engineer Inspection
Install the last firmware version.
Service Engineer Inspection
- Check that the rear paper sensor
is correctly installed and not
dirty.
- Check the connection of the rear
paper sensor connectors.
- Check that the non-reflecting
tape on the platen is clean.
- Check that the edge sensor is
clean and correctly installed.
- Check the connection of the
edge sensor connectors.
Reference
Assumed to Check/
Replacement Part Replace
Parts
- Y DRIVE MOTOR,MW
- CABLE NCODER,MW
- ENCODER STRIP,MW
- PCB-ASSY-ACT3
- PCB-ASSY-HCB1M
- PCB-ASSY-IPB5-100
- CARRIAGE ABLE,MW
- ROBOT CABLE,MW
- DRIVING PULLEY
UNIT,MW
- CABLE(Y-MOT)-
ASSY(MW)
- Media detect and Line
sensor OKI Data
Infotech
Reference
Assumed to Check/
Replacement Part Replace
Parts
 5.1
See 5.1 Poor Print
Quality. Poor Print
Quality.
Reference
Assumed to Check/
Replacement Part Replace
Parts
- Firmware version
- PCB-ASSY-IPB5-100
Reference
Assumed to Check/
Replacement Part Replace
Parts
- PCB-ASSY-ACT3
- Media detect and Line
sensor OKI Data
Infotech
- PCB-ASSY-HCB1M
- PCB-ASSY-IPB5-100
4-3