ng
To avoid the potential of electric shock, ensure the power to the printer is off
and the power cord is disconnected from the wall outlet prior to performing
Step 2 of the following troubleshooting procedure..
9
Check J71 <=> J140 on the EEPROM
Harness Assembly for continuity.
Use the wiring diagram “Fuser Assembly”
on page 10-21.
Replace the Engine
Control Board,
page 8-107.
Replace the
EEPROM
Harness
Assembly,
PL 13.1.10.
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack Map References
EEPROM Board, PL 10.1.14 “Fuser Assembly” on page 10-21
FSR 4 Harness Assembly, PL 5.1.9 “Laser Unit” on page 10-22
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1
Check the Fuser Assembly for evidence
of fault or damage.
Replace the parts
concerned.
Go to Step 2.
2
Remove the Fuser Assembly and check
for broken or bent pins.
Replace the parts
concerned.
Go to Step 3.
3
Does the error recur after the Fuser
Assembly has been replaced with a new
one?
Go to Step 4. Complete
4
Are P/J 144 and P/J 145 on the EEPROM
board properly seated and defect free?
Go to Step 5. Replace the
EEPROM board
page 8-86.
5
Check continuity of Harness Assembly
(FSR4) between J145 <=> J232. Refer to
the wiring diagram “Fuser Assembly” on
page 10-21.
Go to Step 6. Replace the
Assembly,
Harness (FSR4)
PL 5.1.9.
Troubleshooting Procedure Table
Steps Actions and Questions Yes No
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