Apple PowerBook 165 - Manual (Page 29)

Troubleshooting Symptom Charts/Power - 5
Power
Screen is blank;
computer doesn’t
respond
1 Restart computer.
2 Connect power adapter and restart computer in 3-4 minutes.
3 Try known–good, charged main battery.
4 Check all interconnect board, daughterboard, and
motherboard connections.
5 Reset the power manager.
6 Replace keyboard.
7 Replace interconnect board.
8 Replace daughterboard.
9 Replace motherboard.