Blank Copy - Panasonic DF-1100 Service Manual

4.4.2 Blank Copy

Is the printout in Test Mode 0
normal?
Is the Toner Cartridge operational?
Are there any foreign particles or
stains on the BTR?
Is the HVPS normal?
Are there any foreign particles or
stains blocking the Laser Beam
path?
Is the LPC PCB normal?
START
Yes
No
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
END
Check the Scanner mechanism.
Replace the Toner Cartridge.
1. Clean the BTR with a soft, dry
cloth.
2. Check the turning and the
vertical shock on the BTR.
1. Check all connectors and
voltages on the HVPS.
2. Check the Spring Connector
and voltage on the HVPS.
3. Replace the HVPS.
1. Remove the particles from the
laser beam path or clean the
stains.
2. Replace the LSU.
1. Check all connectors and
voltages on the LPC PCB.
2. Replace the LPC PCB.
Troubleshooting
4–19