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Troubleshooting Symptom Charts/Video - 17
Video
No display, but
computer appears to
operate correctly
1 Adjust screen contrast.
2 Check display cable, inverter board, interconnect board,
daughterboard, and motherboard connections.
3 Connect power adapter.
4 Replace inverter board.
5 Replace interconnect board.
6 Replace display cable.
7 PowerBook 160/165: Replace display.
8 Replace daughterboard.
9 Replace motherboard.
10 PowerBook 180: Replace display (CPRC/international
repairers only) or return computer to Apple.