Details Of Maintenance Mode Functions Using [Go] Key (Led Models); Test Printing - Brother HL-L2300D Service Manual

1.4 Details of Maintenance Mode Functions Using [Go]
key (LED models)
 End-user accessible maintenance mode functions

1.4.1 Test printing

This function is used to print a test pattern (print quality check sheet) to check any missing
image and print quality.
<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. Test printing starts.
Fig. 5-11
5-34
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