Quiet Mode; Engine Error Ignore Mode; One Push Printing Recovery Mode - Brother HL-L2300D Service Manual

1.4.4 Quiet mode

This mode lowers the printing speed to suppress operation noise.
<Operating Procedure>
(1) Check that the front cover is closed. Press and hold the [Go] key, and turn ON the power
switch. The Toner, Drum, and Paper LEDs light.
(2) Release the [Go] key. All LEDs go out.
(3) Press the [Go] key 11 times. The setting of the Quiet mode is switched.

1.4.5 Engine error ignore mode

When an engine error occurs and the machine cannot be recovered unless the main PCB is
replaced, using this function enables the machine to start, ignoring the engine error, to
retrieve the EEPROM data.
<Operating Procedure>
(1) Check that the front cover is closed. Press and hold the [Go] key, and turn ON the power
switch. The Toner, Drum, and Paper LEDs light.
(2) Release the [Go] key. All LEDs go out.
(3) Press the [Go] key 12 times. Engine error ignore mode is set.

1.4.6 One Push printing recovery mode

The OnePushDemo function allows you to perform Demo printing by pressing the [Go] key
(mainly used for sales promotion at dealers). However, the OnePushDemo function is
disabled once printing is performed from the computer. Entering this mode restores
OnePushDemo function which has been disabled. After restoration, however, the contents of
Demo printing will be the same as those of test printing.
<Operating Procedure>
(1) Check that the front cover is closed. Press and hold the [Go] key, and turn ON the power
switch. The Toner, Drum, and Paper LEDs light.
(2) Release the [Go] key. All LEDs go out.
(3) Press the [Go] key 13 times. OnePushDemo function is set.
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