( *Removed the Mag-Safe adapter. Press and hold the power button for 5 seconds. )
( *Reconnect the battery. )
( *As soon as you reconnect the mag-safe you should get a spontaneous reboot. )
*Test Complete - Zero Response
( w/o pressing start button )
2nd Time- test repeated -
( w/ start button applied )
This concludes - Game Over
There are 10 very interesting gold plated telescopic pins on mother board - that bump contact bottom cover.. Never noticed this detail before.
Clues were odd pattern of markings on the cover from factory.