Xerox 5400N - Phaser B/W Laser Printer, Service Quick Reference Manual

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Phaser 5400 Laser Printer Service Guide 221
Entering Diagnostics Mode
1. Make certain the printer is OFF.
2. Press and hold buttons [2] and [6] on the Control Panel while you switch ON
printer main power. Continue holding until
*
IOT?
*
appears in the display
(approximately 20 seconds) .
3. When the Control Display shows
*
IOT?
*
, release buttons [2] and [6] and press
button [4]. The Control Panel first reads “Entering IOT Diagnostics Mode” then
changes to “Main Menu, Component Test.” The printer is now in Diagnostics
Mode.
Note: You must press button [4] within 10 seconds after *IOT?*
appears in the display to enter Diagnostics Mode, or the
printer will default to a normal power-up sequence.
Note: If you miss the 10-second window, the printer will reenter its
normal boot sequence. To try again, power down the printer,
wait 20 - 30 seconds, and begin at step 1 above again.
4. Diagnostics Mode menus are navigated like On Line Mode menus. Use buttons [1]
and [5] to display the three top level menus, Component Test, Test Print and NVM
Config. When “NVM Config” is displayed and you push buttons [2] or [6] to reach
the NVRAM submenus, “Enter Password” will be displayed. Sequentially press
[0], [7], [3], [4] to gain entry.
5. To exit Diagnostics, you must switch printer power OFF for 10 seconds, then
switch printer power ON for normal operation in the On Line mode.
0 1 2 3
4 5 6 7
0 1 2 3
On Line Form Feed ! Fault Data
On Line Menu Up Item Up Value Up
4 5 6 7
Enter Menu Down Item Down Value Down
s5400-348
Xerox Phaser™ 5400
0 1 2 3
4 5 6 7
0 1 2 3
On Line
*
IOT?
*
Form Feed ! Fault Data
On Line Menu Up Item Up Value Up
4 5 6 7
Enter Menu Down Item Down Value Down
s5400-349
Xerox Phaser™ 5400