Brother MFC-7240 - Page 88

2-51
Confidential
 Error code BA
This error does 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 BB
A white level not within the standard was scanned when function code 55 was executed.
 Error code BC
This error does 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 BD
A black level not within the standard was scanned when function code 55 was executed.
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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.
Scanner Error
Step Cause Remedy
1 Dirt on the pressure bar Clean the pressure bar.
2 CIS unit failure Replace the CIS unit.
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.
Scanner Error
Step Cause Remedy
1 CIS unit failure Replace the CIS unit.
2 Main PCB failure Replace the main PCB ASSY.