Brother DCP-8110DN Service Manual page 112

Error code EE00
Print Unable EE
Turn the power off and then back on again.
Detected communication failure after communication between the wireless LAN PCB and the
main PCB was established.
Step
1 Wireless LAN PCB failure
2 Main PCB failure
Error code EF00
Print Unable EF
Turn the power off and then back on again.
The supplied power is unstable.
<User Check>
• Turn OFF the power switch. After several seconds, turn ON the power again and check
that this error is reset.
Step
Low-voltage power supply PCB
1 failure
2 Main PCB failure
CAUTION:
• The irregular power supply detection error (error code EF00) occurs when there is a
large distortion in the power supply voltage supplied to the machine. In this case, if the
same power supply is used, the same error may occur even when the low-voltage
power supply PCB ASSY is replaced. Ask the user to review the installation
environment.
Error code F000
Print Unable F0
Turn the power off and then back on again.
Malfunction of the flash memory on the main PCB
<User Check>
• Turn OFF the power switch. After several seconds, turn ON the power again and check
that this error is reset.
Step
1 Main PCB failure
Cause
Replace the wireless LAN PCB.
Replace the main PCB ASSY.
Cause
Replace the low-voltage power supply PCB
ASSY, and then reset the irregular power
supply detection counter.
Replace the main PCB ASSY.
Cause
Replace the main PCB ASSY.
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Remedy
Remedy
Remedy
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