Troubleshooting For Network Problems; Cannot Make A Print Through Network Connection; Cannot Connect To Access Point - Brother HLL3290CDW Service Manual

4.5

Troubleshooting for Network Problems

4.5.1

Cannot make a print through network connection

<User Check>
• Check the relevant section in the Network Setting Guide.
• Check the network connection.
• Reset the network.
• Check the LAN cable.
Step
1
2
3
4.5.2

Cannot connect to access point

<User Check>
• Check the wireless LAN settings.
• Check the access point settings.
• Change the machine installation location.
• Set the access point manually.
Step
1
2
Cause
Connection failure of the
wireless LAN PCB connector
Wireless LAN PCB failure
LAN terminal pin deformation
Main PCB failure
Cause
Wireless LAN PCB failure
Main PCB failure
Reconnect the wireless LAN PCB connector.
Replace the wireless LAN PCB.
Replace the main PCB.
Replace the wireless LAN PCB.
Replace the main PCB.
2-137
Remedy
Remedy
Confidential