Panasonic UF-6300 / UF-6200 / UF-5300 Service Manual ▷ View online
97
4.4.3.
Vertical White Lines
START
END
Replace the recording paper.
Yes
No
Replace the Toner Cartridge .
Are there any foreign particles
or stains blocking the Laser
Beam path?
or stains blocking the Laser
Beam path?
No
1. Clean the BTR with a soft, dry cloth.
2. Replace the BTR.
2. Replace the BTR.
Yes
No
Clean, or replace the rollers.
No
Yes
Check the Scanner mechanism.
No
Yes
Yes
Is the recording paper damp?
Is the Toner Cartridge
operational?
operational?
1. Remove the particles from the laser
beam path, or clean the stains.
2. Replace the Laser Unit (LSU).
beam path, or clean the stains.
2. Replace the Laser Unit (LSU).
Are there any foreign particles
or stains on the BTR?
or stains on the BTR?
No
Yes
Are the Fuser, and Pressure
Roller surfaces clean?
Roller surfaces clean?
Paper Travel
P
Is the printout in Service
Mode 3 normal?
Mode 3 normal?
98
4.4.4.
Ghost Images
START
END
No
Yes
Check the Scanner mechanism.
Is the Toner Cartridge
operational?
operational?
No
Yes
Are the Fuser, and Pressure
Roller surfaces clean?
Roller surfaces clean?
No
Yes
Is the recording paper damp?
Are there any foreign particles
or stains on the BTR?
or stains on the BTR?
No
Yes
Yes
No
Replace the recording paper.
Replace the Toner Cartridge.
1. Clean the BTR with a soft,
dry cloth.
2. Replace the BTR.
dry cloth.
2. Replace the BTR.
Clean, or replace the rollers.
Paper Travel
A
A
A A A
Is the printout in Service
Mode 3 normal?
Mode 3 normal?
99
4.4.5.
Vertical Dark Lines
START
No
Yes
Check the Scanner mechanism.
Is the Toner Cartridge
operational?
operational?
No
Yes
Are there any foreign particles
or stains on the BTR?
or stains on the BTR?
Yes
No
2. Replace the Toner Cartridge.
1. Clean the BTR with a soft, dry
cloth.
2. Replace the BTR.
cloth.
2. Replace the BTR.
Is the Laser Unit (LSU)
normal?
normal?
No
Yes
Replace the Laser Unit (LSU).
END
No
Yes
Clean, or replace the rollers.
Paper Travel
P
Are the Fuser, and Pressure
Roller surfaces clean?
Roller surfaces clean?
Is the printout in Service
Mode 3 normal?
Mode 3 normal?
1. Clean the Corona Wire as
illustrated below.
illustrated below.
100
4.4.6.
Horizontal Dark Lines
START
Is the printout in Service
Mode 3 normal?
Mode 3 normal?
Yes
No
Replace the Toner Cartridge.
1. Clean the BTR with a soft,
dry cloth.
dry cloth.
2. Replace the BTR.
No
Yes
Check the Scanner mechanism.
Is the Toner Cartridge
operational?
operational?
No
Yes
Is the Laser Unit (LSU) normal?
No
Yes
Replace the Laser Unit (LSU).
Is the Power Supply Unit
1. Check all connectors and
voltages on the Power
Supply Unit .
2. Check the Connector and
voltage on the Power
Supply Unit.
voltages on the Power
Supply Unit .
2. Check the Connector and
voltage on the Power
Supply Unit.
3. Replace the Power Supply
Unit.
Unit.
Yes
No
END
No
Yes
Clean or replace the rollers.
Paper Travel
P
Are there any foreign
particles or stains on the BTR?
particles or stains on the BTR?
Are the Fuser and Pressure
Roller surfaces clean?
Roller surfaces clean?
normal?
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