Apple 150 Laptop User Manual


 
Troubleshooting Symptom Charts/Internal Modem
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Internal Modem
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Strange mix of
characters appears
on screen
1 Verify that baud rate and data format settings of
communications application are compatible with internal
modem and remote modem.
2 Check phone cord connection and operation.
3 Remove and reseat modem card.
4 Verify that System is current.
5 Replace modem card.
6 Replace logic board.
Modem interferes
with system sound
1 Remove and reseat modem card.
2 Replace modem card.
3 Replace interconnect board.
4 Replace logic board.