5. If the Multi-Sheet Tray is empty or the paper cannot be loaded, you will see the following screen:
6. If the test fails:
a. Check that there is no paper jam preventing the sheet loading process. Remove the Multi-Sheet
Tray if necessary.
b. Perform the OOP sensor diagnostics to be sure that the Paper Sensor works correctly, see 4.5 Out-
Of-Paper Sensor on page 190.
4.8 Display frame keys
Description
This test veries all the keys in the Front Panel frame: Home , Help , Left arrow , Right arrow , Back
, Cancel , and the Power key located on the right of the Front Panel. When this test is done you are asked
to press these keys one by one to check whether any are damaged.
Associated errors
When the following error occurs in the printer, this diagnostics procedure must be performed:
●
One or more keys are unresponsive.
Procedure
1. From the Diagnostics menu, select 4.8 Display Frame keys and then OK.
2. The following screen will display:
3. Check that the Cancel key is on and press it, then the screen will change automatically to the next key
(Home). Check again that the Home key is on (the icon should be illuminated), press this key and then
one by one through all the keys. The last one is the Power key.
194 Chapter 3 Support Menus, Diagnostic Plots & Calibrations ENWW
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