Got this 2-slot pcb in nonworking order. Put it on the bench and is not displaying correctly. Just show lines that move around.
I burned a test rom for it, and can only hear beeps and static. Not quite sure on how to interpret those without the screen showing.
Any advice on what to check next?
I burned a test rom for it, and can only hear beeps and static. Not quite sure on how to interpret those without the screen showing.
Any advice on what to check next?
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