Action Yes No
Step 7
Replace the power supply. See
“Power supply removal” on
page 273.
Does the problem remain?
Go to step 8. The problem is
solved.
Step 8
Check the fuser for problems. See
“Fuser error service check” on
page 132.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Fuser low temperature error service check
Note: Make sure that the voltage output of the electrical outlet matches the voltage rating of the printer.
Action Yes No
Step 1
a Remove the right cover. See “Right cover removal” on
page 237.
b Remove the rear door and cover. See “Rear door and cover
removal” on page 295.
c Reseat all the cables from the controller board.
d Reseat all the cables from the power supply.
Does the problem remain?
Go to step 2. The problem is
solved.
Step 2
a Turn o the printer, and then remove the power cord.
b Check if the resistance (between terminals A and D) of the
power supply socket is close to 30 ohms.
Does the socket have a normal resistance value?
Go to step 3. Go to step 5.
Step 3
a Disconnect the fuser cable from the power supply, and then
turn on the printer.
b
Check if the voltage output of the fuser cable
socket on the power supply is normal (100V, 110V,
or 220V).
Does the power supply provide the fuser with the normal voltage
value?
Go to step 4. Go to step 5.
7018
Diagnostics and troubleshooting
134
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