Diagnostic information 2-117
7526
4
Place a voltmeter between the fuser DC
autoconnect pin 8 and ground (pin 6).
Does the meter rear +5 V dc?
Go to step 6. Go to step 5.
5
Place a voltmeter between the connector
JFUSER1 pin 8 and ground (pin 6) on the
system board.
Does the meter read +5 V dc?
Go to step 6. Replace the fuser DC
cable. See “Fuser DC
cable removal” on
page 4-107.
6
1. Replace the fuser without resetting the
fuser count.
2. Enter Diagnostics mode (press and hold
buttons 3 and 6, turn on the MFP, and
release the buttons when the progress bar
displays.
3. Touch SENSOR TESTS.
4. Touch Dynamic Sensors.
5. Touch Fuser Exit.
6. Open the front door, and then the top
access cover.
7. Activate the fuser exit sensor.
Did the fuser exit sensor change from Open to
Closed?
Replace fuser and reset
the fuser count. See
“Fuser assembly
removal” on page 4-104.
Replace the system board.
See “System board
removal” on page 4-157.
Step Questions / actions Yes No
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