Samsung CLX-9201 Service Manual page 364

4. Troubleshooting
► Error Code
S6–3122
► Error message
Network cable is disconnected. Check it.
► Symptom
Network cable is disconnected.
► Troubleshooting method
1) Check if the green LED of the network port is on.
2) If not, unplug and reconnect the network cable.
3) If the problem persists, replace the main board(JC92–02429A).
(Refer to 3.3.7 Main Board)
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