Brother HL-600 Service Manual page 69

4.3 Inspection mode 2
When the power code is plugged into the outlet while holding down the SELECT button, the printer
goes to the inspection mode 2.
Immediately after entering this mode the ALARM LED starts to flash.
Every time the FF/CONT button is pressed, LED flushing position passes on the next. The
following inspection pattern are assigned to the respective LED. By pressing the SELECT button
the currently selected inspection mode comes into effect.
ALARM flashing
READY flashing
DATA flashing
MANUAL flashing
4.4 Initialization of EFPROM
The EFPROM can be returned to its factory setting by using the remote printer console supplied
as an accessory, but the settings indicated below can only be made by using the special utility
software:
(1) Initialization of the page counter.
(2) Initialization of the drum life indicator.
Use the utility software for these settings.
SELECT
Inspection pattern 1 (Continuous test print)
FF /CONT
SELECT
Inspection pattern 2 (Continuous ejection of blank sheets)
FF /CONT
SELECT
Inspection pattern 3 (Continuous grid pattern 10 mm x 10 mm)
FF /CONT
SELECT
Inspection pattern 4 (Continuous horizontal lines, 1-dot spacing)
FF /CONT
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