Display Of Device Error Codes (Function Code) - Brother MFC-9130CW Service Manual

1.4.33 Display of device error codes (Function code 82)
<Function>
This function displays the most recent machine error code on the LCD.
<Operating procedure>
(1) Press the 8 and 2 keys in this order in the initial state of the maintenance mode.
"MACHINE ERR XXXX" is displayed on the LCD.
Note:
If multiple errors occur, error display changes each time when you press the Mono
Start key.
(2) Press the Stop key to return the machine to the initial state of the maintenance mode.
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