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| Troubleshooting |
| Symptom Charts/Peripherals - 20 | |
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| moves, but | 1 | Boot from floppy or bootable CD. |
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Cursor | |||||
clicking mouse | 2 | Replace mouse. | |||
button has no effect | 3 | Replace logic board. Retain customer's DIMMs. Note: When | |||
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| you replace the logic board, be sure the LED cable is not | |
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| interfering with the power actuator. | |
1Remove duplicate system folders.
2Clear parameter RAM. Hold down <Command> <Option> <P> <R> during startup but before "Welcome to Macintosh" appears.
3If mouse was connected to keyboard, connect mouse to computer ADB port instead. If mouse works, replace keyboard.
4If mouse does not work in any ADB port on computer, replace mouse.
5Replace 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.