Brother MFC-7290 - Page 63

2-26
Confidential
 Error code 24
An error occurred in the internal temperature thermistor.
 Error code 25 to 35
These errors do not usually occur in the normal use. The conceivable causes are noise
around the installation site, fluctuation of the power supply voltage, and failures in the
software.
An unidentified error occurred.
 Error code 36
An error occurred in the high voltage power supply PCB in the ready state.
Print Unable 24
Turn the power off and then back on again.
Step Cause Remedy
1
Connection failure of the
internal temperature thermistor
harness
Reconnect the internal temperature thermistor
harness.
2
Internal temperature thermistor
failure
Replace the internal temperature thermistor.
3 Main PCB failure Replace the main PCB ASSY.
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<User Check>
• Turn OFF the power switch, and turn it ON again after a while.
Step Cause Remedy
1 Main PCB failure Replace the main PCB ASSY.
Print Unable 36
Turn the power off and then back on again.
Step Cause Remedy
1
Connection failure of the high
voltage power supply PCB
harness
Reconnect the high voltage power supply PCB
harness.
2
High voltage power supply PCB
failure
Replace the high voltage power supply PCB
ASSY.
3 Main PCB failure Replace the main PCB ASSY.