Brother HL-L8250CDN Service Manual page 311

1.3.13 Motor reset (Function code 57)
<Function>
When the main PCB or each motor is replaced, the main PCB needs to identify each motor.
If you reset the identification of each motor in the main PCB with this function, when the power
is turned ON next time, a motor identification operation for each motor is performed before the
engine performs a warm-up.
<Operating procedure>
Model without touch panel
(1) Press the
"MAINTENANCE 57" on the LCD in the
initial state of the maintenance mode.
Then, press the OK key. "MOTOR
RESET" is displayed on the LCD.
(2) When the Go key is pressed, each
motor identification result is reset and
"PLZ POWER OFF/ON" is displayed on
the LCD.
(3) Turn OFF/ON the power switch to
perform a motor identification operation
for each motor and the machine returns
to the ready state.
Note:
If "PLZ POWER OFF/ON" is displayed on the LCD, any keys other than the power switch
are not accepted.
or key to display
5-28
Model with touch panel
(1) Press the 5 and 7 keys in this order in
the initial state of the maintenance
mode.
"RESET MOTOR" is displayed on the
LCD.
(2) When the Mono key is pressed, each
motor identification result is reset and
"PLZ POWER OFF/ON" is displayed on
the LCD.
(3) Turn OFF/ON the power switch to
perform a motor identification operation
for each motor and the machine returns
to the ready state.
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