Troubleshooting

 

Symptom Charts/System (Continued) - 7

 

 

 

System (Continued)

 

 

 

 

System shuts down

1

Make sure air vents are clear. Thermal protection circuitry

intermittently

 

may shut down system. After 30 to 40 minutes, system

 

 

 

2

should be OK.

 

 

 

Replace power cord.

 

 

 

3

Check battery. Refer to “Battery Verification” in Additional

 

 

 

4

Procedures.

 

 

 

Replace power supply.

 

 

 

5

Reseat ROM, RAM, and cache SIMMs, and reseat terminator

 

 

 

6

card.

 

 

 

Replace logic board. Retain customer’s SIMMs.

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Image 33
Apple 9150 manual System