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Troubleshooting Symptom Charts/Power - 5
Power
Screen is blank;
computer doesn’t
respond
1 Press reset switch.
2 Connect power adapter and reboot computer in 3–4 minutes.
3 Try known–good, charged main battery.
4 Check all interconnect board and logic board connections.
5 Reset the power manager.
6 Replace keyboard.
7 Replace interconnect board.
8 Replace logic board.
After removing main
battery, some
Control Panel
settings are different
1 Replace interconnect board.
2 Replace logic board.