Samsung SL-C2670FW Service Manual page 127

► Error Code
S5–3110
► Error message
Error #S5-3110 Call for service
► Symptom
The communication error between main board and OPE board has occurred.
► Troubleshooting method
1) Turn the machine off then on.
2) If the problem persists, check the followings.
a) Check the connection between main board and OPE board. Reconnect the harness.
b) If the connection is OK, replace the main board or OPE board.
► Error Code
S6–3123
S6–3128
► Error message
Network Problem: IP Conflict
802.1x Network Error
► Symptom
IP address conflicts with that of other system.
► Troubleshooting method
1) Change the machine's IP address.
2) Check the setting-up for 802.1x confirmation server.
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4. Alignment and Troubleshooting
4-50