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(Topic ID: 260701)

Bench Testing Data East cpu board problem

By maddog14

4 years ago


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  • 14 posts
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  • Latest reply 3 years ago by thedefog
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#7 4 years ago
 
N_W

Neal_W

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9y 99,550 3,442

OP
Quoted from maddog14:

Is a shorted out chip causing the 5 volt to get pulled down?

Yes.

IMO - First test would be to remove all chips that are in sockets (ROM/RAM/CPU,etc) and see if the 5v is OK.

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#10 4 years ago
 
N_W

Neal_W

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9y 99,550 3,442

Any of the remaining chips getting hot?

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