Samsung ML-1665 Service Manual - Page 106
Replace the LSU., If the problem persists, replace the main board.
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Page 106 highlights
• Code:U2-1112 • Error message: SMART PANEL:LSU Unit Failure: #U2-1112. Turn off then on. • Symptom/Cause: 1. An error between the LSU(Laser Scanning Unit) and the control circuit of the Main board has occurred. • Trouble Shooting Method: 1. Check the LSU connector. 2. Replace the LSU. 3. If the problem persists, replace the main board. ED:2010-04-08 Samsung Eletronics 21
ED:2010-04-08
Samsung Eletronics
21
• Code:U2-1112
• Error message:
SMART PANEL:LSU Unit Failure: #U2-1112. Turn off then on.
• Symptom/Cause:
1. An error between the LSU(Laser Scanning Unit) and the control circuit of the Main board has occurred.
• Trouble Shooting Method:
1. Check the LSU connector.
2. Replace the LSU.
3. If the problem persists, replace the main board.