HP (Hewlett-Packard) LJ 4000T Printer User Manual


 
124 Chapter 2 Service mode EN
Cold reset paper
The cold-reset paper size is stored in NVRAM. When a printer cold
reset is performed, the default paper size (in the Printing menu) is set
to the value saved for the cold-reset paper size. Possible values are
COLD RESET PAPER=LETTER and COLD RESET PAPER=A4. When
replacing the formatter in countries that use A4 rather than letter-size
paper, set the cold-reset paper size to
A4.
Diagnostics
The Diagnostics menu item enables or disables the use of the
firmware diagnostic features for software development. Possible values
are
DIAGNOSTICS=OFF* and DIAGNOSTICS=ON. To gain access to the
diagnostic features, verify that the printer is in the Ready state, and
press S
ELECT.
Clear event log
Select this item to clear the internal event log.
Top margin
This item can be used to adjust the margin between the top of the page
and the top of the printed image.
Note
Adjust the top margin value in the software program first. This top
margin value does not affect the engine-test top margin.
Before adjusting the top margin through the Service menu, first ensure
that the engine-test top margin register is properly adjusted.
To set the top margin registration value:
1 Press I
TEM to scroll through the Service menu until
TOP MARGIN=07 appears.
2 Press V
ALUE to increase or decrease the margin.
3 Press S
ELECT to save the new margin adjustment.