Make sure the printer is not in sleep mode

If the power light is blinking on and off slowly, the printer is in sleep mode.
1Unplug the power cable from the wall outlet.
2Wait ten seconds, and then insert the power cable into the wall outlet.
3Press to turn the printer on.
Understanding Warning levels
A green check indicates system requirements were met.
A yellow question mark indicates system requirements were not met. Most major functions will work, but you
may experience some performance impact.
A red question mark indicates system requirements were not met. Most major functions may not work.
A red X indicates system requirements were not met. Installation will not continue.
For proper installation, make sure the computer supports all system requirements. System requirements are located
on the printer box.
Removing and reinstalling the software
If the printer is not functioning properly, or if a communications error message appears when you try to use the
printer, you may need to remove and reinstall the printer software.
1In Windows Vista, click . In Windows XP or earlier, click Start.
2Click Programs or All Programs Lexmark 7500 Series.
3Select Uninstall.
4Follow the instructions on the computer screen to remove the printer software.
5Restart the computer before reinstalling the printer software.
6Click Cancel on all New Hardware Found screens.
7Insert the CD, and then follow the instructions on the computer screen to reinstall the software.
Note: If the install screen does not appear automatically after you restart your computer, click Start Run, and
then type D:\setup, where D is the letter of your CD-ROM drive.
If the software still does not install correctly, visit our Web site at www.lexmark.com to check for the latest software.
1In all countries or regions except the United States, select your country or region.
2Click the links for drivers or downloads.
3Select your printer family.
4Select your printer model.
5Select your operating system.
6Select the file you want to download, and then follow the directions on the computer screen.
Enabling the USB port
To confirm that the USB port is enabled on the computer:
1Open the Device Manager.
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