Troubleshooting

192

Printer display is blank

 

Action

Yes

No

 

 

 

 

 

Step 1

The problem is solved.

Go to step 2.

 

Press the Sleep button on the printer control panel.

 

 

 

Does Ready appear on the printer display?

 

 

 

 

 

 

 

Step 2

The problem is solved.

Turn off the printer,

 

Turn off the printer, then wait for about 10 seconds, and then turn the

 

and then contact

 

printer back on.

 

customer support.

 

 

 

 

Do Please wait and Ready appear on the printer display?

 

 

 

 

 

Hardware and internal option problems

 

 

Cannot detect internal option

 

 

 

 

 

 

 

Action

Yes

No

 

 

 

 

 

Step 1

The problem is solved.

Go to step 2.

 

Turn off the printer, then wait for about 10 seconds, and then turn on the

 

 

 

printer.

 

 

 

Does the internal option operate correctly?

 

 

 

 

 

 

 

Step 2

Go to step 3.

Connect the internal

 

Check if the internal option is properly installed in the controller board.

 

option to the controller

 

 

board.

 

a Turn off the printer using the power switch, and then unplug the power

 

 

 

 

 

cord from the electrical outlet.

 

 

 

b Make sure the internal option is installed in the appropriate connector

 

 

 

in the controller board.

 

 

 

c Connect the power cord to the printer, then to a properly grounded

 

 

 

electrical outlet, and then turn on the printer.

 

 

 

Is the internal option properly installed in the controller board?

 

 

 

 

 

 

 

Step 3

Go to step 4.

Reinstall the internal

 

Print a menu settings page, and then check to see if the internal option is

 

option.

 

listed in the Installed Features list.

 

 

 

Is the internal option listed in the menu settings page?

 

 

 

 

 

 

Page 192
Image 192
Lexmark 279 manual Hardware and internal option problems, Printer display is blank, Cannot detect internal option