Brother HL-5340D

3-50
Confidential
6. NETWORK PROBLEMS
<User Check>
- Check the descriptions in the network user’s guide.
- Try resetting the factory settings.
Step Cause Check
Result Remedy
1
Wireless LAN
PCB failure
(HL-5370DW/
5370DWT)
Is the problem solved
after replacing the
wireless LAN PCB
ASSY?
Yes
Replace the wireless LAN
PCB ASSY.
2
Main PCB failure Is the problem solved
after replacing the main
PCB ASSY?
Yes
Replace the main PCB
ASSY.