Print Continuous Lattice Pattern; Check Ram - Brother HL-L2300D Service Manual

1.4.8 Print continuous lattice pattern

This function is used to print a lattice pattern continuously.
<Operating Procedure>
(1) Open the front cover while the power switch is turned OFF.
(2) Press and hold the [Go] key, and turn ON the power switch. The Toner, Drum, and Paper
LEDs light.
(3) Release the [Go] key. All LEDs go out.
(4) Press the [Go] key. The Toner, Drum, and Paper LEDs light.
(5) Press the [Go] key twice and close the front cover. Toner, Drum, and Paper LEDs go out
in a second and the lattice pattern is printed continuously.
(6) Press and hold the [Go] key to stop printing.

1.4.9 Check RAM

This function is used to check the entire RAM, instead of the partial RAM check normally
performed.
<Operating Procedure>
(1) Open the front cover while the power switch is turned OFF.
(2) Press and hold the [Go] key, and turn ON the power switch. The Toner, Drum, and Paper
LEDs light.
(3) Release the [Go] key. All LEDs go out.
(4) Press the [Go] key. The Toner, Drum, and Paper LEDs light.
(5) Press the [Go] key five times. Toner, Drum, and Paper LEDs go out in a second and
RAM check starts. When the RAM check result is NG, all LEDs flash. When the result is
acceptable, the Ready LED and Paper LED flashes in turn continuously.
(6) Close the front cover and turn the power switch OFF and then ON again. The machine
returns to the ready state.
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