Chapter 4
Troubleshooting
Checking the Printer Status
Using the Error Indicators
You can identify many common printer problems using the lights on the control panel. If your
printer stops working and one or more control panel lights are on or flashing or the printer beeps,
use the following table to diagnose and fix the problem. If you cannot fix your problem using this
table, see “Problems and Solutions” on page 74.
Panel light state
Beep pattern
Problem
Solution
Paper Out
Pause
(Single sheet)
(Continuous paper)
-----
No paper is loaded in the selected paper source.
Load paper in the printer or select a different paper source; the
Paper Out
light goes off. Then press the
Pause
button; the
Pause
light goes off and the printer starts printing.
-----
Paper is not loaded correctly.
Remove and reload your paper correctly. See “Loading Continuous
Paper” on page 31 or “Loading Single Sheets” on page 37 for
paper-loading instructions.
Paper Out
Pause
-----
The paper release lever is set to the wrong position.
Set the paper release lever to the position for the paper source
you want to use. If paper from another paper source is currently in
the paper path, press the
Load/Eject
button to eject the paper;
then move the paper release lever to the desired position.
Printer cover is open.
Close the printer cover. The printer resumes printing status
automatically.
LQ-780/LQ-780N User’s Guide
Troubleshooting
73
