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Lexmark Internal Use Only
3-10
3.1.1.10
3.1.1.10
3.1.1.10
3.1.1.10
Ready and Power LED does not light on
Ready and Power LED does not light on
Ready and Power LED does not light on
Ready and Power LED does not light on
Cause
Cause
Cause
Cause
Relevant Unit
Relevant Unit
Relevant Unit
Relevant Unit
Check Method
Check Method
Check Method
Check Method
Maintenance Method
Maintenance Method
Maintenance Method
Maintenance Method
Remark
Remark
Remark
Remark
ADF control board-
main control PCBA
connection failure
None
Visual check
Check connector and
the cable between
the ADF control
board and main PCBA
board.
None
ADF control board-
main control PCBA
cable failure
Sensor board-main
control PCBA cable
Tester or visual
check
★
Check ADF control
board.
◆
Home position sensor
board failure
Sensor board
Tester check
★
Check PCBA main
board.
None
Power supply-main
control board
connection failure
None
Visual check
Connect the
connector.
None
Power supply fails
Power supply
Tester check (+5V,
+24V, GND)
★
Replace the power
supply.
None
Table 3.6
Table 3.6
Table 3.6
Table 3.6
◆
= See section 1.4.3 Wiring configuration
★
= Refer to section 4.6
Содержание OptraImage 443
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