Line Test Mode - Brother HL-2600CN Service Manual

2.2

Line Test Mode

This mode tests the following items;
Item
LCD TEST
LED TEST
SW TEST
SENSOR TEST
RAM SIZE TEST
TRAY 1 CHECK
TRAY 2 CHECK
FLASH CARD-R/W TEST
<Procedure>
Note:
x
It is possible to skip the test and proceed with the next test by pressing the Go
button.
x
If any errors occur during the following procedures, an error message appears on
the LCD. By pressing the Go button, it is possible to proceed with the test.
1) Turn on the power while holding down the + and – buttons. The following message
appears.
2) Press the Go button to implement the LCD TEST.
All columns of the LCD are turned on as shown below and also the LEDs are all
turned on.
Check that the LCDs are all displayed correctly and none of the dots have
dropped. Also, check that the LEDs are all on.
All of the LCDs are displayed at a time.
Self-test Description
Displays the checker pattern
Checks that all LEDs are on / off.
Checks that all buttons work correctly.
Checks that all sensors work correctly.
Displays the NVRAM size
Displays the paper size of the upper cassette
(Tray 1).
Displays the paper size of the lower cassette
(Tray 2).
Checks the compact flash card.
LINE TEST
V-3