Lexmark 1020 Color Jetprinter Service Manual - Page 12

Error Indicator Table, Power-On Self Test (POST) Sequence

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4078-00X Error Indicator Table Error Code Blank 64/ 65 81 89 127 and up Number of Power Light Flashes 8 7 1 4 10 Action Replace the system board. Replace the system board. Go to the "Carrier Transport Service Check" on page 2-6. Go to the "Carrier Transport Service Check" on page 2-6. Replace the system board. Power-On Self Test (POST) Sequence When you turn the printer on it performs a POST. Turn your machine on and check for a correct POST operation by observing the following: 1. The lights come on. 2. The carrier moves. 3. The paper feed gears turn. 4. After 30 seconds the carrier moves over the maintenance station and caps the printhead. 5. All motors stop and the power light stays on. If your machine completes POST with no errors, go to the "Symptom Tables" on page 2-4, locate the symptom and take the indicated action. If your machine does not complete POST, locate the symptom in the following table and take the indicated action. 2-2

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2-2
4078-00X
Error Indicator Table
Power-On Self Test (POST) Sequence
When you turn the printer on it performs a POST. Turn your machine
on and check for a correct POST operation by observing the
following:
1. The lights come on.
2. The carrier moves.
3. The paper feed gears turn.
4. After 30 seconds the carrier moves over the maintenance
station and caps the printhead.
5. All motors stop and the power light stays on.
If your machine completes POST with no errors, go to the
“Symptom
Tables” on page 2-4
, locate the symptom and take the indicated
action.
If your machine does not complete POST, locate the symptom in the
following table and take the indicated action.
Error
Code
Number
of
Power
Light
Flashes
Action
Blank
8
Replace the system board.
64/
65
7
Replace the system board.
81
1
Go to the
“Carrier Transport Service Check” on page
2-6
.
89
4
Go to the
“Carrier Transport Service Check” on page
2-6
.
127
and
up
10
Replace the system board.