Samsung SLC3010ND
Error Codes List page 13
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- Code: U1-21xx, U1-23xx
- Display: Error: #U1-2xxx / Fuser Unit Failure:
#U1-2xxx.Turn off then on. Call for service if the problem persists - Description: The temperature control of fuser unit is abnormal.
- Remedy: 1) Turn the machine off. Re-install the fuser unit. Then turn the machine on. Is the error message is disappeared?
2) If the problem persists, turn the machine off and remove the fuser unit.
a) Check if the fuser connector is connected properly.
b) Check if the input voltage is normal.
c) Check if the thermistor is twisted or contaminated; and is in contact with the Heat Roller.
3) After confirming continuity in the fuser connector and the problem still exists; order an SMPS and Fuser Unit and install as is necessary.
- Code: U2-1111, U2-1112, U2-2112
- Display: Error: #U2-xxxx Turn off then on
- Description: LSU Motor does not work normally or LSU H Sync signal is abnormal.
- Remedy: 1) Execute the LSU motor test in SVC mode. Check LSU motor operation sound.
2) If there is no sound, remove the right cover. Check if the LSU harness is connected on the main board properly.
3) If it is OK, remove the top cover. Check if the LSU harness is connected on LSU board properly.
4) Check if the LSU harness is defective.
5) Reconnect the LSU harness and then execute the LSU motor test again.
6) If the problem persists, replace the LSU.
7) If the problem persists after replacing LSU, replace the main board.
- Code: U2-2113, U2-3112, U2-3113
- Display: Error: #U2-xxxx Turn off then on
- Description: LSU Motor does not work normally or LSU H Sync signal is abnormal.
- Remedy: 1) Execute the LSU motor test in SVC mode. Check LSU motor operation sound.
2) If there is no sound, remove the right cover. Check if the LSU harness is connected on the main board properly.
3) If it is OK, remove the top cover. Check if the LSU harness is connected on LSU board properly.
4) Check if the LSU harness is defective.
5) Reconnect the LSU harness and then execute the LSU motor test again.
6) If the problem persists, replace the LSU.
7) If the problem persists after replacing LSU, replace the main board.
- Code: U2-4112, U2-4113
- Display: Error: #U2-xxxx Turn off then on
- Description: LSU Motor does not work normally or LSU H Sync signal is abnormal.
- Remedy: 1) Execute the LSU motor test in SVC mode. Check LSU motor operation sound.
2) If there is no sound, remove the right cover. Check if the LSU harness is connected on the main board properly.
3) If it is OK, remove the top cover. Check if the LSU harness is connected on LSU board properly.
4) Check if the LSU harness is defective.
5) Reconnect the LSU harness and then execute the LSU motor test again.
6) If the problem persists, replace the LSU.
7) If the problem persists after replacing LSU, replace the main board.
- Code: U2-5112, U2-5113
- Display: Error: #U2-xxxx Turn off then on
- Description: LSU Motor does not work normally or LSU H Sync signal is abnormal.
- Remedy: 1) Execute the LSU motor test in SVC mode. Check LSU motor operation sound.
2) If there is no sound, remove the right cover. Check if the LSU harness is connected on the main board properly.
3) If it is OK, remove the top cover. Check if the LSU harness is connected on LSU board properly.
4) Check if the LSU harness is defective.
5) Reconnect the LSU harness and then execute the LSU motor test again.
6) If the problem persists, replace the LSU.
7) If the problem persists after replacing LSU, replace the main board.