HL-2030/2040/2070N SERVICE MANUAL
Confidential
8-7
• <Total Paper Jams>
JAM TRAY 1:
JAM INSIDE:
JAM REAR:
• <Error History (last 10 errors)>
• <Replace Count>
DRUM:
TONER:
• <Developing Bias>
NOTE:
Some margin of error must be taken into consideration because coverage for the
printable area of A4-size paper is calculated using video signals
(7) Print Settings
If you want to know the drum unit life or the number of printed pages, you should print out
the Print Settings.
1. Printing out the print settings
1) Turn off the power switch of the printer and check that the front cover is open.
2) Turn on the power switch while holding down the Go button. All LEDs light up,
and keep the Go button pressed down until the Ready LED goes off.
3) Release the Go button and make sure that all LEDs are off.
4) Press the Go button twice and wait for a two seconds.
NOTE:
• The descriptions printed in Print Settings vary depending on the countries.
• It is also allowed you to print the print settings by pressing the Go button three times
continuously when the front cover is closed and when the printer is in the ready
mode.
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