Lexmark 2050 Color Jetprinter Service Manual - Page 12

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

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Error Indicator Table Error Code 64 65 66 78 79 81 83 89 127 and up Number of Power Light Flashes 7 6 9 2 8 4 10 Action Replace the Code Module and/or system board. Replace the Code Module and/or system board. Replace the Code Module and/or system board. Go to the 'Transport Service Check' on page 2-15. Replace the Code Module and/or system board. Go to the 'Transport Service Check' on page 2-15. Replace the Code Module and/or system board. Power-On Self Test (POST) Sequence When you turn the printer on it performs a POST. Turn your 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 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 2-4, 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. 2-2

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2-2
Error Indicator Table
Power-On Self Test (POST) Sequence
When you turn the printer on it performs a POST. Turn your 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 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 2-4
, 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.
Error
Code
Number
of
Power
Light
Flashes
Action
64
65
7
Replace the Code Module and/or system board.
66 -
78
6
Replace the Code Module and/or system board.
79
9
Replace the Code Module and/or system board.
81
2
Go to the
’Transport Service Check’ on page 2-15
.
83
8
Replace the Code Module and/or system board.
89
4
Go to the
’Transport Service Check’ on page 2-15
.
127
and
up
10
Replace the Code Module and/or system board.