Apple 9500/200 User Manual

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 Troubleshooting
Symptom Charts/System - 8
 
System shuts down 
intermittently
1 Make sure air vents are clear. Thermal protection   
circuitry may shut down system. After 30 to 40 minutes, 
system should be OK.
2 Make sure power cord is firmly plugged in.
3 Verify fan is plugged in and working. Replace if necessary.
4 Replace power cord.
5 Check battery. 
6 Reset Cuda chip. (Refer to The Cuda Chip in Basics for 
instructions.)
7 Reset logic board. (Refer to Resetting the Logic Board in 
Basics for instructions.)
8 Replace power supply.
9 Replace processor card.
10 Replace logic board. Retain customer's DIMMs. Note: When 
you replace the logic board, be sure the LED cable is not 
interfering with the power actuator.