Lexmark C746n Service Manual page 106

5026
Step Questions / actions
Place a voltmeter between Fuser DC
8
autoconnect pin 8 and ground (pin 6).
Does the meter read +5 V dc?
1. Replace the fuser. See
9
on page 4-118.
2. Bring the printer up in Diagnostics Menu
(turn off the printer, press and hold
buttons 3 and 6, then turn on the printer).
3. Navigate to SENSOR TESTS > Dynamic
Sensors > Fuser Exit.
4. Open the front access door and the top
access cover.
Did the fuser exit sensor change from Open to
Closed?
Service Manual
2-68
Go to step 9.
Problem resolved
"Fuser removal"
Yes
Replace the fuser DC
cable. See
cable removal" on
page 4-121.
Replace the system board.
See
"System board
removal" on page
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