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5060-00x
Step
Action and questions
5
Reinstall the fuser assembly. Watch to see if the lamps
turn on and off as the lamps heat up.
Do the lamps turn on and off?
Turn the printer on and allow it to reach Ready.
6
Note: The printer may not complete POR and
continues to display a 133 error.
Remove the fuser assembly from the printer and
measure the voltage on connector J10-7 on the engine
board. The voltage should measure approximately
+3.3 V dc.
Is the voltage correct?
7
Measure the voltage on pin 7 of the fuser DC control
connector. The voltage should measure approximately
+3.3 V dc.
Is the voltage correct?
134 Error code
Hot fuser
The fuser is running over temperature or the hot roll fuser lamp has been on too long. Error code 134 may also
indicate a problem in the fuser assembly with the hot roll fuser bearings, hot roll thermistor, LVPS, or engine
board.
Step
Action and questions
1
Turn the printer on, open the right side fuser access
door and observe the hot roll lamp to see if it turns on
and off. You may have to observe the lamp for a few
minutes to see if it turns on and off.
Does the lamp turn on and off?
2
Turn the printer on. Measure the voltage on engine
board connector J10-11. The voltage should measure
approximately +0.13 V dc to +0.64 V dc as the hot roll
lamp turns on and off.
Does the voltage change?
2-54
Service Manual
Yes
No
Go to step 6
Replace the LVPS
assembly. See
"Low voltage
power supply
(LVPS) removal"
on page
Go to step 7
Replace the engine
board assembly.
See
board removal"
on page
Replace the fuser
Replace the LVPS
assembly. See
assembly. See
"Fuser assembly
"Low voltage
removal" on
power supply
page
4-31.
(LVPS) removal"
on page
Yes
No
Go to step 2
Replace the LVPS
assembly. See
"Low voltage
power supply
(LVPS) removal"
on page
Replace the fuser
Replace the engine
assembly. See
board assembly.
"Fuser assembly
See
removal" on
board removal"
page
4-31.
on page
4-38.
"Engine
4-29.
4-38.
4-38.
"Engine
4-29.
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