Brother DCP-8070D Service Manual page 130

■ Error code EC
Print Unable EC
See Troubleshooting and routine maintenance chapter in User's
Guide.
Fuser fan failure
Step
1 Main fan failure
2 Main PCB failure
■ Error code ED
Print Unable ED
Turn off and on.
Wireless LAN connection failure between wireless LAN PCB and access point
Step
1 WLAN PCB failure
2 Main PCB failure
■ Error code EE
Print Unable EE
Turn off and on.
Wireless LAN is unable to communicate between wireless LAN PCB and access point
Step
1 WLAN PCB failure
2 Main PCB failure
■ Error code EF
Print Unable EF
Turn the power off and then back on again.
LVPS PCB failure
<User Check>
• Turn the power off. Turn it on again after a while.
Step
1 LVPS PCB failure
2 Main PCB failure
Cause
Cause
Cause
Cause
3-39
Remedy
Replace the main fan ASSY.
Replace the main PCB ASSY.
Remedy
Replace the WLAN PCB ASSY.
Replace the main PCB ASSY.
Remedy
Replace the WLAN PCB ASSY.
Replace the main PCB ASSY.
Remedy
Replace the LVPS PCB ASSY.
Replace the main PCB ASSY.
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