DOWNLOAD Panasonic UF-590 / UF-790 Service Manual ↓ Size: 15 MB | Pages: 127 in PDF or view online for FREE

Model
UF-590 UF-790
Pages
127
Size
15 MB
Type
PDF
Document
Service Manual
Brand
Device
Fax / LASER
File
uf-590-uf-790.pdf
Date
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Panasonic UF-590 / UF-790 Service Manual ▷ View online

109
4.4.10.
Improper Fusing (Printed image does not bond to the paper)
Note:
Replace the entire Fuser Unit when the Thermostat, the Thermal Fuse or the Thermistor Assembly
becomes an open-circuit.
END
Is the Fuser Unit normal?
No
Yes
Replace the Fuser Unit. (See Note) 
START
No
Yes
Is the recording paper damp?
Replace the recording paper.
P
110
4.4.11.
Voids in Solid Areas
END
No
Yes
Clean or replace the rollers.
START
No
Yes
Is the recording paper damp?
Replace the recording paper.
Is the Toner Cartridge  
operational?
Yes
No
Replace the Toner Cartridge.
P
Paper Travel
Are the Fuser and Pressure 
Roller surfaces clean?
111
4.4.12.
Black Dots
END
No
Yes
Clean or replace the rollers.
START
Is the Toner Cartridge 
operational?
Yes
No
Replace the Toner Cartridge.
P
Paper Travel
Are the Fuser and Pressure 
Roller surfaces clean?
112
4.4.13.
Recording Paper Creases
START
No
Yes
Is the recording paper damp?
Replace the recording paper.
END
Are there any foreign particles 
or stains in the Fuser Unit?
1. Remove any foreign particles
     or clean the stains.
Are there any foreign particles 
or stains in the paper path?
Yes
No
Remove any obstructions and 
clean the paper path.
No
Yes
Is the recording paper skewing?
Ensure the paper is set under the 
Paper Separation Clips in the 
Cassette.
No
Yes
2. Replace the Fuser Unit.
Paper Travel
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