Troubleshooting

 

 

Symptom Charts/Miscellaneous - 37

Intermittent

1

Verify that microprocessor board is properly installed.

operating problems

2

Press on microprocessor board a second time to make sure

such as no booting or

 

the board is fully seated.

initialization errors

Caution:

The microprocessor board can be partially inserted

 

 

and the computer will still function. However, over time, heat

 

 

will cause an partially seated microprocessor board to lose

 

 

contact and cause intermittent system problems. The connection

 

 

of these boards is checked and double-checked at the factory.

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Image 94
Apple M4753 manual