Xerox Phaser 8860, Service Manual

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09/2007
6-9 Phaser 8860/8860MFP Service Manual
Service Diagnostics
Diagnostics Initial Issue
Figure 3 8860MFP Service Diagnostics Menu (3/3)
Service Diagnostics Menu Definitions
Table 3 provides a description, behavior, and preconditions for Service Diagnostic tests.
Table 3 Service Diagnostics Menu Definitions
Menu Item Description
Main Menu
Menu Help Displays information on how to use the menus.
Exit Diagnostics Exits Service Diagnostics and runs through POST to Ready.
Report MFP Config Lists the system configuration.
Print Engine Lists the print engine tests. Each menu item under this print engine
menu has its own table describing the individual test descriptions and
results
Exit Path* Lists the Exit Module tests.
Scanner * Lists the Scanner Assembly tests.
Doc Handler * Lists the DADF tests.
FAX Modem* Lists the Fax tests.
Control Panel* Lists the Control Panel tests.
* The Control Panel, Exit Module, Scanner, DADF, and Fax are separate subsystems with their
own diagnostic firmware. In these tests, Service Diagnostics commands the subsystem to
perform its built-in test, and reports the results on the display. Each subsystem is tested sepa-
rately, with an electronic reset performed when switching the testing focus from one sub-
system to another.
Print Engine Menu
Monitor Menu A submenu containing a set of functions for passively viewing or moni-
toring system mechanical parameters. See the monitor menu table for
a description of the individual test functions and results.
Exercise Menu A submenu containing a set of functions for actively causing mechani-
cal actions which may then be observed. See the exercise menu table
for a description of the individual test functions and results.
Check Menu A submenu containing a set of extensive manufacturing tests that
return measured parameters for comparison against known limits.
Function Menu A submenu containing a set of functions for commanding more com-
plex actions by portions of the system. See the function menu table for
a description of the individual test functions and results.
Exit Module Menu
Report FW Version Reports current firmware version.
Report Status Displays the current status Reports the current mechanism status as
understood by the Exit Module Control Board. The status is reported
as one or more of the following messages:
•
Ready
• Rollers Open
• Roller Closed
• Elevator Up
• Driving
• Rollers Down
Monitor Sensors Monitors all sensors associated with the Exit Module assembly. Manu-
ally exercise the sensor flags and verify the results.
•
Exit Home Position Sensor - Home or Not Home
• Exit Sensor - Paper or No Paper
• Output Tray Full Sensor - Full or Not Full
Exercise Elevator
Home Sequence Exercises the exit path elevator home position and reports final status
as Ready or Error.
Exercise Elevator Lift
Sequence Causes the exit path elevator to move to the lifted position, pause, then
move back to the Home position.
Exercise Roller Drive Rotates the exit path transport rollers clockwise, then counter-clock-
wise, performs a seek home command, and then reports final status
as Ready or Error.
Test Exit Path Sub-
system The test sends a series of commands to verify the operation elevator
and exit drive rollers.
Reset Path Sub-
system This resets the Exit Module, Scanner, and DADF, and then reports sta-
tus as Ready or Not Ready
Table 3 Service Diagnostics Menu Definitions
Menu Item Description