Brother HL-L9300CDW - 4.5 Troubleshooting for Network Problems; 4.5.1 Cannot make a print through network connection

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4.5 Troubleshooting for Network Problems
4.5.1 Cannot make a print through network connection
< User Check >
- Check the descriptions in the network User’s guide.
- Check the network connection.
- Perform network reset. (Refer to User's guide.)
- Check the LAN cable.
Step Cause Remedy
1 Connection failure of the
wireless LAN PCB harness
Reconnect the wireless LAN PCB harness.
2 Wireless LAN PCB failure Replace the wireless LAN PCB ASSY.
3 LAN terminal pin deformation
Main PCB failure
Replace the main PCB ASSY.