Network Problems; Cannot Make A Print Through Network Connection - Brother HL-3040CN Service Manual

6.

NETWORK PROBLEMS

6.1

Cannot Make a Print through Network Connection

< >
User Check
- Check the descriptions in the network user's guide.
- Restore the settings at factory shipment. (Refer to User's guide)
Step
1 Mismatch of MAC
address (Ethernet
Address) between
wireless LAN PCB
and main PCB
(HL-3070CW only)
2 Wireless LAN PCB
failure
(HL-3070CW only)
3 Main PCB failure
Cause
Is the problem solved
after obtaining the
correct MAC address
(Ethernet Address)?
Is the problem solved
after replacing the
wireless LAN PCB
ASSY?
Is the problem solved
after replacing the main
PCB ASSY?
Check
Result
Yes
Yes
Yes
3-82
Remedy
Obtain the MAC
address (Ethernet
Address).
(Refer to "2.1 Acquiring
MAC Address (Ethernet
Address) from Main
PCB" in Chapter 6.)
Replace the wireless
LAN PCB ASSY.
Replace the main PCB
ASSY.
Confidential