Diagnostic Information; Start; Power-On Self Test (Post) Sequence - Lexmark 4300 Series Service Manual

2. Diagnostic information

Use the error code tables, POST symptom table, symptom tables, and
service checks in this chapter to determine the All-In-One failure.

Start

Power-On Self Test (POST) sequence

Press the Power button to turn the All-In-One on.
1. The Power and Copy lights come on.
2. Lexmark 4300 Series appears on the LCD.
3. The Copy, Scan, and Photo Card lights go through a flashing
sequence, and then the Copy light stays on.
4. The carrier moves off the maintenance station, and then returns.
5. The scanner (CIS) moves from the home position, and then returns.
Note: After the sequence above, the Power light, Copy light, and LCD
remain on.
If the All-In-One completes POST with no errors, go to
on page 2-7, locate the symptom, and take the appropriate action.
If the All-In-One does not complete POST, go to the
table" on page 2-6, locate the symptom, and take the appropriate action.
"Symptom tables"
"POST symptom
Diagnostic information
4421-XXX
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