Panasonic DP-C305 Service Manual page 422

4.3.5. Blank Copy
Is the Test Pattern printout in
Copier F1 Mode normal?
Is "F8-30 Color Registration"
results normal?
Is the HVPS1, and HVPS2
normal?
Are there any foreign particles,
or stains blocking the Laser
Beam path?
Is the EC PCB operating
properly?
Ver. 1.1
START
No
Yes (Normal)
Yes (Normal)
No
No
Yes
Yes
No
No
Yes
END
1. Check all the connectors on the
SC PCB.
2. Check the Scanner mechanism.
3. Replace the SC PCB.
4. Replace the AFE PCB.
5. Replace the CCD Unit.
Replace the SC PCB.
1. Check all the connectors and
voltages on the HVPS1, and HVPS2.
2. Check the high voltage terminal on
the HVPS1.
3. Replace two (2 ) HVPS1, and HVPS2.
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 EC PCB.
2. Replace the EC PCB.
422
DP-C405/C305/C265
FEB 2008