Test Print Mode; Nvram Reset Mode - Brother HL-2400C Service Manual

2.6

Test Print Mode

This mode prints the specified pattern continuously in order to check the engine.
<Procedure>
1) Turn the printer to off-line.
2) While holding down the Shift button, press the Sel button. The message 'TEST
PATTERN' appears. Press the SET button to enter the test mode and use the
and
TEST PRN = A - H
TEST PTN = G - H
TEST PTN = K2
TEST PTN = STRIPE
2.7

NVRAM Reset Mode

This mode forces the NVRAM value of the video controller to be reset to the factory
settings.
<Procedure>
1) While holding down the Set button, turn on the power.
2) Hold down the Set button until "RAM SIZE" is displayed on the LCD panel and the
LEDs are all on momently.
3) The printer is reset to the factory setting.
buttons to select a test. One of the following menu displays appears;
LCD Display Check item
Halftone reproduction
Line reproduction
Color reproduction, registration and jitter
Fusing
V-10