Troubleshooting; Setup Troubleshooting; Power Light Is Not Lit; Software Does Not Install - Lexmark 840 Series User Manual

Troubleshooting

Setup troubleshooting

Power light is not lit

Make sure you have disconnected the power supply cord from the wall outlet and then from the printer.
1
Plug the cord all the way into the power supply on the printer.
2
Plug the cord into an electrical outlet that other electrical devices have been using.
3
If the light is not on, press

Software does not install

The following operating systems are supported:
•
Windows 98/Me
•
Windows 2000
•
Windows XP
Solution 1
Check that your computer meets the minimum system requirements listed on the box.
Solution 2
1
Check the USB cable for any obvious damage.
2
Firmly plug the rectangular end of the USB cable into the USB port of the computer.
The USB port is marked with the
3
Firmly plug the square end of the USB cable into the back of the printer.
Solution 3
1
Turn off and then restart your computer.
2
Click Cancel on all New Hardware Found screens.
3
Insert the CD, and then follow the instructions on the computer screen to reinstall the software.
.
USB symbol.
Troubleshooting
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