Panasonic DX-600 / DX-800 Service Manual ▷ View online
109
DX-600/800
APR 2002
Edition 1.0
4.4.2.
Blank Copy
START
END
Check the Scanner mechanism.
Are there any foreign particles
or stains on the BTR?
or stains on the BTR?
Is the Toner Cartridge
operational?
operational?
Is the Power Supply Unit
normal?
normal?
Yes
Yes
Yes
No
No
No
Replace the Toner Cartridge .
Yes
No
1. Clean the BTR with a soft,
dry cloth.
dry cloth.
2. Replace the BTR.
1. Check all connectors and
voltages on the Power Supply
Unit.
2. Check the Connector and
voltage on the Power
Supply Unit.
3. Replace 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.
Are there any foreign particles
or stains blocking the Laser
Beam path?
or stains blocking the Laser
Beam path?
Yes
No
Is the SC PCB normal?
1. Remove the particles from the
laser beam path or clean the stains.
2. Replace the Laser Unit (LSU).
laser beam path or clean the stains.
2. Replace the Laser Unit (LSU).
1. Check all connectors and
voltages on the SC PCB.
2. Replace the SC PCB.
Yes
No
Paper Travel
Is the printout in Service
Mode 3 normal?
Mode 3 normal?
110
DX-600/800
APR 2002
Edition 1.0
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).
the laser 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?
111
DX-600/800
APR 2002
Edition 1.0
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?
112
DX-600/800
APR 2002
Edition 1.0
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
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?
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