Power and connection messages
The following is a list of power- and connection-related error messages:
•
HP All-in-One not found
•
Communication test failed
•
Improper shutdown
•
Two-way communication lost
HP All-in-One not found
Cause: This error applies only to USB-connected devices. The USB cable is not
plugged in properly.
Solution: If the HP All-in-One is not properly connected to the computer,
communication errors can occur. Make sure the USB cable is securely connected to
the HP All-in-One and the computer, as shown below.
For more information, see:
“
Communication problems over a USB connection” on page 91
Communication test failed
Cause: The HP All-in-One is turned off.
Solution: Look at the On button located on the top of the HP All-in-One. If it is not
lit, the HP All-in-One is turned off. Make sure the power cord is firmly connected to
the HP All-in-One and plugged into a power outlet. Press the On button to turn on the
HP All-in-One.
Cause: The HP All-in-One is not connected to the computer.
Errors 149
Troubleshooting
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