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2 Click the plus sign (+) beside Universal Serial Bus Controller.
If USB Host Controller and USB Root Hub are listed, then the USB port is enabled.
For more information, see the computer documentation.
Solving printer power problems
The printer and the computer cannot exchange data.
These are possible solutions. Try one or more of the following:
MAKE SURE THE PRINTER POWER SUPPLY IS ATTACHED CORRECTLY
1 Press to turn the printer off.
2 Disconnect the power cord from the wall outlet.
3 Remove the power supply from the printer.
4 Reconnect the power supply to the printer.
5 Plug the power cord into the wall outlet.
6 Press to turn the printer on.
MAKE SURE THE PRINTER IS NOT IN SLEEP MODE
If the power light is blinking on and off slowly, then the printer is in sleep mode.
1 Unplug the power cord from the wall outlet.
2 Wait ten seconds, and then insert the power cord into the wall outlet.
3 Press to turn the printer on.
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