Lexmark Z31 Color Jetprinter Service Manual - Page 16

Power-On Self Test (POST) Sequence, POST Symptom Table, All motors stop and the power light stays on.

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4099 Power-On Self Test (POST) Sequence Turn the printer on and check for a correct POST operation by observing the following: 1. The power light comes on. 2. The carrier moves over the maintenance station three times and seals the printheads. 3. The paper feed gears turn. 4. All motors stop and the power light stays on. If your printer completes POST with no errors, go to the "Symptom Tables" on page 2-3, locate the symptom and take the indicated action. If your printer does not complete POST, locate the symptom in the following table and take the indicated action. POST Symptom Table Symptom Action No power light and no motors run Go to the "Power Service Check" on page 2-11. Paper feed gears do not turn Go to the "Paper Feed Service Check" on page 2-8. Carrier does not Go to the "Carrier Transport Service Check" on move page 2-5. Carrier slams side frame Go to the "Carrier Transport Service Check" on page 2-5. 2-2 Service Manual

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2-2
Service Manual
4099
Power-On Self Test (POST) Sequence
Turn the printer on and check for a correct POST operation by
observing the following:
1. The power light comes on.
2. The carrier moves over the maintenance station three times and
seals the printheads.
3. The paper feed gears turn.
4. All motors stop and the power light stays on.
If your printer completes POST with no errors, go to the
“Symptom
Tables” on page 2-3
, locate the symptom and take the indicated
action.
If your printer does not complete POST, locate the symptom in the
following table and take the indicated action.
POST Symptom Table
Symptom
Action
No power light
and no motors
run
Go to the
“Power Service Check” on page 2-11
.
Paper feed
gears do not
turn
Go to the
“Paper Feed Service Check” on page 2-8
.
Carrier does not
move
Go to the
“Carrier Transport Service Check” on
page 2-5
.
Carrier slams
side frame
Go to the
“Carrier Transport Service Check” on
page 2-5
.