Wednesday, November 30, 2016

Fighting Golf Board Fix

Initial boots to garbage:

Reseat all socketed chips and now boots to ram error and flipped image:

Replaced and socketed RAM at 9-P:


Rebooted, and still get VRAM error at 9-P.

Did visual inspection of area around 9-P and noticed some damaged traces on the board (in hindsight, should have done this first)
Got out the meter and did continuity tests on all of the traces and found a bad one (red arrow)

Ran a jumper wire to bypass the broken trace:



Booted up and get this screen:

Jumper for test mode was switched on.  Turned it off and...


 


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