2Troubleshooting Procedures
2.11 Modem Troubleshooting
Perform telephone line
Computer unable to
detect telephone signal?
Perform connection check
Perform replacement
Replace system board
SatelliteA660/ProA660 Series Maintenance Manual
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START
connection check
(Procedure 1)
No
(Procedure 2)
check
(Procedure 3)
END
Check / replace
telephone line and
Yes
connections