- Hewlett-Packard LaserJet User Guide

ENWW Diagnostics menu 167
Diagnostics menu
Administrators can use this submenu to isolate parts and to troubleshoot jam and print-quality
issues.
The section that follows lists the settings and possible values. In the Values column, the default
value for each setting is the one with an asterisk (*) next to it.
Service menu
The Service menu is locked and is intended for use by authorized service personnel only.
Item Values Explanation
PRINT EVENT LOG There is no value
to select.
Press SELECT ( ) to generate a list of the 50 most recent
entries in the event log. The printed event log shows error
number, page count, error code, and description or
personality.
SHOW EVENT LOG There is no value
to select.
Press SELECT ( ) to scroll through the contents of the
event log at the printer control panel and shows the
50 most recent events. Use UP ARROW () or DOWN
ARROW ( ) to scroll through the event log contents.
PAPER PATH TEST There is no value
to select.
Generates a test page that is useful for testing the paper-
handling features of the printer.
PRINT TEST PAGE There is no value
to select.
Press S
ELECT ( ) to start the paper path test using the
source (tray), destination (output bin), duplex, and number
of copies settings that you set in the other items on the
Paper Path Test menu. Set the other items before
choosing PRINT TEST PAGE.
SOURCE ALL TRAYS
TRAY 1
*TRAY 2
TRAY [N]
Select the tray whose paper path you want to test. You can
select any tray that is installed. Select ALL TRAYS to test all
tray paper paths. (Paper must be loaded in the selected
trays.)
DESTINATION ALL BINS
*STANDARD OUTPUT
FACE UP (rear) BIN
OPTIONAL BIN [N]
Select the output bin whose paper path you want to test.
You can select any output bin that is installed. Optional
bins (stacker or stapler/stacker bin) must also be correctly
configured in the printer driver. Select ALL BINS to test all
bin paper paths.
DUPLEX *OFF
ON
Determine whether or not the paper goes through the
duplexer during the paper path test. This item is available
only if the duplexer is installed.
COPIES *1
10
50
100
500
Set how many sheets of paper are used from each tray
during the paper path test. If you are testing the optional
stapler stacker (DESTINATION item), select 10 or higher.