HP LaserJet 9040.9050 Multifunction Printer series - Manual (Page 237)

ENWW Diagnostics menu 233
Diagnostics menu
System administrators can use this menu to isolate parts, and to troubleshoot jam and quality
issues.
Item Values Explanation
PRINT EVENT
LOG Generates a localized LIFO (last in, first out) list of the 50 most
recent entries in the error log. The printed event log shows error
number, page count, error code, and description or personality.
SHOW EVENT LOG Allows the system administrator to scroll through the contents of
the event log from the control panel, and shows the 50 most
recent events.
PAPER PATH
TEST Generates a test page that is useful for testing the paper-handling
features of the product.
SCANNER TESTS Allows the system administrator to perform a variety of tests on
the scanner if a problem occurs. The system administrator works
in conjunction with a service technician to perform the scanner
tests.
CONTROL PANEL Allows the system administrator to perform tests on the control
panel display if a problem occurs. The system administrator works
in conjunction with a service technician to perform the control
panel display tests.