Troubleshooting | Symptom Charts/Peripherals (Continued) - 22 | |
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Peripherals (Continued)
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.
5Reseat ROM, RAM, and cache SIMMs, and reseat terminator card.
6Replace logic board. Retain customer’s SIMMs.
