Troubleshooting Symptom Charts/Video
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Video
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PowerBook Duo 270c/280c:
1 Adjust screen contrast.
2 Check logic board cable connections.
3 Connect power adapter.
4 Replace inverter board
5 Replace display cable.
6 Replace display (CPRC/Int’l only).
7 Replace logic board.
8 Return computer to Apple
Rainbow colors
visible from extreme
viewing angles
PowerBook Duo 210/230:
Such colors are normal for FSTN screens.