Diagnostic Information; Start; Post (Power-On Self Test) - Lexmark E330 Service Manual

2. Diagnostic information

Start

POST (power–on self test)
When you turn the printer on, it performs a POST. Check for correct
POST functioning of the base printer by observing the following
process:
1. All operator panel lights flash irregularly for approximately
10 seconds.
2. If there is a problem in the printer such as a paper jam, the
panel lights indicate the problem. See
sequences" on page 2-3
3. Otherwise, the
temperature (5–20 additional seconds depending on the initial
temperature of the fuser).
Note: The operator panel has six lights and two buttons. The
button has a light in it.
for more information.
light flashes until the fuser comes up to
"Common light
Diagnostic information
4505
2-1