Product info programmed into the system board is missing or invalid system board

[ABB7]

I keep getting a message before startup that the following product information programed into the system board is missing or invalid. etc etc

Also, the battery is not being recognized and the computer only works when plugged into external power

Please help!

[Lil_Boy_Blue]

Hi
First:- Turn off the computer, press and hold the PWR button for 4 seconds.

Then - Leave only keyboard and mouse connected, disconnect all externally connected
devices such as Docking Station, USB storage devices, displays, and printers.
Unplug the AC adapter from the computer.

Next - Press and Hold the Power button for 15 seconds to Hard Reset.
Rinse and Repeat; Re-Connect the AC adapter.

NOW begin checking/testing/proving the Hardware is fit for purpose.
Power on your PC, press ESC (repeatedly), then F2 at the prompt.
Choose System Tests (Fast Test does a 4 minute hardware check).
AND/OR
HOW DO I USE DIAGNOSTICS?

HP PC Hardware Diagnostics Windows is a Windows-based utility that allows you to run diagnostic tests to determine if the computer hardware is functioning properly. The tool runs within the Windows operating system in order to diagnose hardware failures. HP PC Hardware Diagnostics Windows comes pre-installed on new HP computers, but if not on yours, download here:-
https://www8.hp.com/us/en/campaigns/hpsupportassistant/pc-diags.html

[erico]

Help us to help you by posting the following information.

1.  The complete Model Name. or Product Number. of the notebook - see This HP web document if you don't how to locate the model number and\or product number.

2. The exact error message error message or blink code?

Is this it?

Product Information not valid
The following product information programmed into the system board is missing or invalid.
System Board (00A) - Product Configuration

"The message indicates that the serial number was not entered, or was entered incorrectly, after replacing the system board or other component."

3.  Is your notebook still covered under warranty?  Check your warranty status Here.