Network Cable Is Disconnected. Check It - Samsung CLX-8640 series Service Manual

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 network cable is connected to the network port.
2) Check if the green LED of the network port is on.
3) If not, unplug and reconnect the network cable.
4) Check if the network is normal. Connect the network cable to another network device.
5) If the network is OK, replace the main board(JC92–02516A).
4-231 Copyright© 1995-2013 SAMSUNG. All rights reserved.