4. Troubleshooting
► Error Code
S7–1110
► Error message
Engine System Failure: #S7-1110. Turn off then on
► Symptom
Power 24V line is abnormal.
► Troubleshooting method
1) Check the 24V pin on SMPS board. If it is abnormal, replace the SMPS board(
JC44-00092C (220V) / JC44-00091C
(110V)
).
2) Check the related cable.
3) If the SMPS is normal, replace the main board(
JC92–02722A
).
► Error Code
S7–2110
► Error message
Fuser Failure: #S7-2110. Turn off then on
► Symptom
Heater control relay is abnormal.
► Troubleshooting method
1) Turn the machine off. Re-install the fuser unit, then turn the machine on.
2) If the problem persists, replace the fuser drive board(FDB).
3) If the problem persists, replace the fuser unit(
JC91–01177A (220V) / JC91–01176A (110V)
).
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