Modem Troubleshooting - Toshiba M645-S4080 Maintenance Manual

2Troubleshooting Procedures

2.10 Modem Troubleshooting

Satellite/Satellite Pro M600/M640/M645/M647 Series/Dynabook TX/AX Series Maintenance Manual
Downloaded from LpManual.com Manuals
START
Perform telephone line
connection check
(Procedure 1)
Computer unable to
detect telephone signal?
No
Perform connection check
(Procedure 2)
Perform replacement
check
(Procedure 3)
Replace system board
END
Figure 2.10-1 Modem troubleshooting process
Check / replace
telephone line and
Yes
connections
28