It might refer to a loose internal plug or cable.
Other than that, it's a bomb
tick .... tick .... tick ....press a key ...... BOOM!!!!!!
Gorman did i guide on this in 2010
Hope this sort it out for you
https://www.pcspecialist.co.uk/forums/showthread.php?2655-PXE-E61-Media-Test-Failure-check-cable
It might refer to a loose internal plug or cable.
Other than that, it's a bomb
tick .... tick .... tick ....press a key ...... BOOM!!!!!!