Panasonic UF-490 Service Manual page 99

4.5.3. Document Jam (030) or Skew
START
Is the Control Panel Unit
closed?
Yes
Is the Green Latch Hooks
locked on the Scanning
Roller Assy?
Yes
Do all sensors on the PNL
PCB operate normally?
Yes
Does the Feed Roller have
drive and sufficient friction?
Yes
Is the document path clear
of foreign particles or paper?
Yes
Is the Transmitting
mechanism operating
properly?
Yes
END
99
No
Close the Control Panel Unit
firmly.
No
Close the Green Latch Hooks
firmly.
No
Clean or replace PNL PCB.
No
Clean the surface of roller
with isopropyl alcohol
(Sect.2.2.2).
No
Remove the foreign particles
or papers from the document
path.
No
Adjust or replace any
defective parts.