Error Indication; Equipment Errors - Brother MFC5490CN Service Manual

4.1

ERROR INDICATION

To help the user or the service personnel promptly locate the cause of a problem (if any), the
machine incorporates the self-diagnostic functions which display error messages for equipment
errors.

4.1.1 Equipment Errors

If an equipment error occurs, the machine emits an audible alarm (five short beeps twice) and
shows the error message on the LCD. For the error messages, see [ 1 ] below.
To display detailed error information, use Function code 82 described in
9.4.26 (that is, make the machine enter the maintenance mode and then press the 8 and 2 keys).
Following the MACHINE ERROR, one of the error codes listed in [ 2 ] will appear on the LCD.
4-1
Chapter 9, Section
Confidential