Service Diagnostics; Enter Without Rebooting The Printer (Hidden Service Menu); Enter By Rebooting The Printer; Service Diagnostics Key Press And Function Table - Xerox 7300B - Phaser Color Laser Printer Service Manual

Service Diagnostics

The Phaser 7300 Color Printer has built-in diagnostics to aid in troubleshooting
problems with the printer. The Service Diagnostics Menu provides a means to test
sensors, motors, switches, clutches, fans and solenoids. Diagnostics also contain
built-in test prints, adjustments and calibrations, printer status and some NVRAM
access and resets.
Service diagnostics are to be executed by a service technician only, through the front
panel. Service Diagnostics can be entered one of two ways:

Enter without rebooting the printer (Hidden Service Menu):

1. From the printer's main menu, scroll to the
scroll to the
Service Tools Menu
2. Hold down the Up Arrow key and press the Down Arrow key.
3. Scroll to
Run Diagnostics

Enter by rebooting the printer:

1.
Turn the printer power OFF.
2.
Hold down the Back and Information keys simultaneously and turn the printer
back ON.
3.
Continue to hold the keys until the following message is displayed on the front
panel:
Service Diagnostics V#.##, Initializing...,
the keys.
4. The front panel displays the Service Diagnostics Menu.
You can print a Service Diagnostics Menu Map by highlighting
Diagnostics Menu
. You will then need to re-enter service diagnostics.
Ready

Service Diagnostics Key Press and Function Table

Key Function
BACK Returns to the prior higher level menu structure, if available.
If help text is displayed on the front panel, pressing BACK will restore the current
menu item and remove the help text.
CANCEL Terminates the current test. Cancels current INFO display.
INFO Provides help information, if available.
Pressing INFO again restores the current menu item and removes the help text.
UP Scrolls up one menu item within a menu list. This control does not 'wrap'.
Used to increment data in tests requiring user input.
DOWN Srolls down one menu item within a menu list.
This control does not 'wrap', the end of a menu list is designated by three
asterisks.
Used to decrement data in tests requiring user input.
OK Enters the highlighted menu. Executes the current test item.
Used to accept a data value entered by the user.
2-26
and press OK.
, and press OK. The printer will run through POST and return to
Support Menu
and press OK.
Phaser 7300 Color Printer Service Manual
, press OK and then
and then release
Print Service