Chapter 14
8.Make sure the power cord is firmly connected to both the product and the power adaptor. Plug the power cord into a power outlet, surge protector, or power strip.
1Power connection
2Power cord and adaptor
3Power outlet
Troubleshooting
9.Turn on the product.
10.Print a printer status report to test the basic standalone functionality of the product. See the following procedure for more information about printing a printer status report.
11.Try to scan.
If the scan is successful, other USB devices connected to the computer might be causing the problem.
12.If the scan is successful, then connect one USB device at a time to the computer.
13.Test the scanning functionality after each connection, until you identify which piece of equipment is causing the problem.
14.If the product fails to scan. Or, does not establish communication with the computer along with any of the USB devices plugged in, then connect a powered USB hub between the product and the computer.
This might help to establish, or to maintain, communication between the computer and the product. See the following section for more information about USB hubs.
To print a printer status report
1.Load letter or A4 unused plain white paper into the input tray.
2.Press Setup.
220 Troubleshooting