Diagnostic information 2-55
5060-4xx
2
Do the gears stop and the fuser drive assembly gears
make a loud buzzing sound?
Replace the
FRUs in the order
shown:
1. Fuser drive
card. See
“Fuser drive
card
assembly”
on
page 4-37.
2. Fuser drive
assembly.
See “Fuser
drive
assembly”
on
page 4-37.
3. “Fuser
assembly”
on
page 4-35.
Go to step 3
3
Check for correct installation of the fuser control cable
to J33 on the system board. Make sure the cable is
properly connected.
Is the cable installed correctly?
Go to step 4 Install the cable
correctly.
4
Remove the fuser from the printer. Measure the voltage
at the DC fuser control connector on the LVPS on pin 2
and 9 on the connector. The voltage should measure
approximately +5 V dc.
Is the voltage correct?
Replace
the“Fuser
assembly” on
page 4-35.
Replace the
“LVPS
assembly” on
page 4-46.
5
Check for correct installation of the fuser drive motor
cable to connector J29 on the system board.
Is the cable installed correctly?
Go to step 6 Install the cable
correctly.
6
Remove the fuser fan to gain access to the motor
cable. Check the correct installation of the fuser drive
motor cable to connector J1 on the fuser drive motor
board.
Is the cable installed correctly?
Replace the
following FRUs in
the order shown:
1. Fuser drive
card. See
“Fuser drive
card
assembly”
on
page 4-37.
2. Fuser drive
assembly.
See “Fuser
drive
assembly”
on
page 4-37.
3. System
board. See
“System
board” on
page 4-72.
Install the cable
correctly.
Step Action and questions Yes No
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