1Power connection

2Power cord and adaptor

3Power outlet

2.Make sure the product is turned on.

3.If the product is not receiving electrical power, connect it to another power outlet.

4.Turn off the product and reset it by disconnecting the power cord.

5.Wait 5 seconds, and plug in the power cord.

6.Turn on the product.

7.Try to scan again.

To check the USB connection

1.Verify that the USB cable is securely plugged into the USB port on the back of the product.

2.Make sure the other end of the USB cable is plugged into a USB port on your computer.

Troubleshooting

Errors 191

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Image 194
HP C4580, C4599 manual To check the USB connection