Service manual

ENWW Chapter 3 Operation 71
Diagnostics menu
Administrators can use this menu to isolate parts and to troubleshoot jam and print-quality
issues.
The following table 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.
Table 17. Diagnostics menu
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 (S
ELECT) to scroll through the contents of the
event log at the control panel and shows the 50 most
recent events. Use (U
P 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. The following four
menu items appear after you select PAPER PATH TEST and
press (SELECT).
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
selecting PRINT TEST PAGE.
SOURCE ALL TRAYS
TRAY 1
*TRAY 2
TRAY 3
Select the tray that uses the 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.)
DUPLEX *OFF
ON
Determine whether or not the paper goes through the
duplexer during the paper-path test. The menu item
appears only if the printer includes a built-in duplexer
(HP LaserJet 2300d printer, HP LaserJet 2300dn printer,
and HP LaserJet 2300dtn printer).
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.