4 Troubleshooting
4.1.
Initial Troubleshooting Flowchart
START
Plug the Power Cord in and turn
the Power Switch ON.
Does the unit power up
normally?
Yes
Does the unit produce
normal copies?
Yes
Troubleshoot communication
problems (transmission,
reception, dialing, polling,
information codes, or
diagnostic codes.)
(Sect. 4.6)
No
Does the LCD display
the function correctly?
Yes
Troubleshoot any 3-digit
INFO. CODE displayed
(Sect. 4.3).
No
Does the original document
feed through correctly?
Yes
Does the recording paper
exit the unit?
Yes
Troubleshoot printed
copy quality problems
(Sect. 4.4).
88
No
Troubleshoot Improper
LCD Display (Sect. 4.2).
No
Troubleshoot the
Document Feeder
(Sect. 4.5)
No
Check for recording
paper path problems.