Panasonic DP-2310 / DP-3010 / DP-2330 / DP-3030 (serv.man2) Service Manual ▷ View online
113
DP-2330/3030
MAR 2005
Ver. 2.1
DP-2310/3010
4.3.
Printed Copy Quality Problems
4.3.1.
Black Copy
START
Yes
No
Check the Scanner mechanism.
Is the PS normal?
Is the SPC PCB normal?
Is the OPC Drum/Developer
Unit operational?
Unit operational?
Replace the OPC Drum/Developer Unit.
1. Check all connectors and voltages
on the PS.
on the PS.
3. Replace the PS.
2. Check the contacts between
PS and Developer Unit.
PS and Developer Unit.
Yes
No
Yes
Yes
No
No
1. Check all connectors and voltages
on the SPC PCB.
2. Replace the SPC PCB.
on the SPC PCB.
2. Replace the SPC PCB.
END
Paper Travel
Is the Test Pattern printout in
Copier F1 Mode or Fax
Service Mode 3 normal?
Copier F1 Mode or Fax
Service Mode 3 normal?
114
DP-2330/3030
MAR 2005
Ver.2.1
DP-2310/3010
4.3.2.
Blank Copy
START
END
Check the Scanner mechanism.
Are there any foreign particles
or stains in the Charge Unit?
or stains in the Charge Unit?
Is the OPC Drum/Developer
Unit operational?
Unit operational?
Is the PS normal?
No
Yes
Yes
Yes
No
No
Replace the OPC Drum/Developer Unit.
Yes
No
1. Clean the Charge Wire
with a soft, dry cloth.
with a soft, dry cloth.
2. Replace the Charge Unit.
1. Check all connectors and
voltages on the PS.
2. Check the Spring Connector
and voltage on the PS.
3. Replace the PS.
voltages on the PS.
2. Check the Spring Connector
and voltage on the PS.
3. Replace the PS.
Are there any foreign particles
or stains blocking the Laser
Beam path?
or stains blocking the Laser
Beam path?
Yes
No
Is the SPC PCB normal?
1. Remove the particles from the
laser beam path or clean the stains.
2. Replace the LSU.
laser beam path or clean the stains.
2. Replace the LSU.
1. Check all connectors and
voltages on the SPC PCB.
2. Replace the SPC PCB.
Yes
No
Paper Travel
Is the Test Pattern printout in
Copier F1 Mode or Fax
Service Mode 3 normal?
Copier F1 Mode or Fax
Service Mode 3 normal?
115
DP-2330/3030
MAR 2005
Ver. 2.1
DP-2310/3010
4.3.3.
Vertical White Lines
START
END
Replace the recording paper.
Yes
No
Replace the Drum/Developer Unit.
Are there any foreign particles
or stains blocking the Laser
Beam path?
No
Yes
No
Clean or replace the Rollers.
Yes
No
Check the Scanner mechanism.
No
Yes
Yes
Is the recording paper damp?
Is the Drum/Developer
Unit operational?
1. Remove the particles from
the laser beam path or clean the stains.
2. Replace the LSU.
Are the Fuser and Pressure
Roller surfaces clean?
Paper Travel
P
Is the Test Pattern printout in
Copier F1 Mode normal?
116
DP-2330/3030
MAR 2005
Ver.2.1
DP-2310/3010
4.3.4.
Ghost Images
START
END
Yes
No
Check the Scanner mechanism.
Is the OPC Drum/Developer
Unit operational?
Unit operational?
No
Yes
Are the Fuser and Pressure
Roller surfaces clean?
Roller surfaces clean?
Is the recording paper damp?
No
Yes
Yes
No
Replace the recording paper.
Replace the OPC Drum/Developer Unit.
Clean or replace the rollers.
Paper Travel
A
A
A A A
Is the Test Pattern printout in
Copier F1 Mode or Fax
Service Mode 3 normal?
Copier F1 Mode or Fax
Service Mode 3 normal?
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