Brother MFC-9320CW - Page 133

3-52
Confidential
■ Error code EF
Low-voltage power supply PCB failure
(It is detected that the average coverage value suddenly becomes 0 %.)
<User Check>
- Turn the power off. Turn it on again after a while.
■ Error code F2
The waste toner box near full.
(Cleaning high voltage discharge due to reaching the life of the cleaning roller)
<User Check>
- Prepare a new waste toner box.
Print Unable EF
Turn the power off and then back on again.
Step Cause Remedy
1 Low-voltage power supply PCB
failure
Replace the low-voltage power supply
PCB ASSY.
2 Main PCB failure Replace the main PCB ASSY.
WT Box End Soon
Note:
The same message appears in the case of the error code 5F.
Step Cause Remedy
1 HVPS control PCB failure Replace the HVPS control PCB ASSY.
2 Engine PCB failure Replace the engine PCB ASSY.