HP F4280 User Guide - Page 186

Communication test failed, button located on the product. If it is not lit, the product is

Page 186 highlights

Troubleshooting HP All-in-One not found Solution: If the product is not properly connected to the computer, communication errors can occur. Make sure the USB cable is securely connected to the product and the computer, as shown below. For more information, see: After setting up the product, it does not print Cause: This error applies only to USB-connected devices. The USB cable was not plugged in properly. Communication test failed Try the following solutions to resolve the issue. Solutions are listed in order, with the most likely solution first. If the first solution does not solve the problem, continue trying the remaining solutions until the issue is resolved. • Solution 1: Make sure the product is turned on • Solution 2: Make sure the product is connected to the computer Solution 1: Make sure the product is turned on Solution: Look at the On button located on the product. If it is not lit, the product is turned off. Make sure the power cord is firmly connected to the product and plugged into a power outlet. Press the On button to turn on the product. Cause: The product was turned off. If this did not solve the issue, try the next solution. Errors 183

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HP All-in-One not found
Solution:
If the product is not properly connected to the computer, communication
errors can occur. Make sure the USB cable is securely connected to the product and
the computer, as shown below.
For more information, see:
After setting up the product, it does not print
Cause:
This error applies only to USB-connected devices. The USB cable was not
plugged in properly.
Communication test failed
Try the following solutions to resolve the issue. Solutions are listed in order, with the most
likely solution first. If the first solution does not solve the problem, continue trying the
remaining solutions until the issue is resolved.
Solution 1: Make sure the product is turned on
Solution 2: Make sure the product is connected to the computer
Solution 1: Make sure the product is turned on
Solution:
Look at the
On
button located on the product. If it is not lit, the product is
turned off. Make sure the power cord is firmly connected to the product and plugged
into a power outlet. Press the
On
button to turn on the product.
Cause:
The product was turned off.
If this did not solve the issue, try the next solution.
Errors
183
Troubleshooting