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322 Troubleshooting Procedures
This section describes how to determine if the computer's modem is functioning properly. Figure
Procedure 1: Telephone line connection check
Procedure 2: Modem card connection check
Procedure 3: Modem card replacement check
Procedure 1 Telephone line connection check
The telephone cable may be damaged or the connections may be loose. Attempt to connect the computer to a network through using the modem. If the modem does not function at all, go to Procedure 3. If the attempt fails because the computer detects no telephone signal, the fault may be in the telephone cable, the wall socket or the modem port. Perform Check 1:
Check 1 Make sure telephone cable is firmly plugged into both the telephone wall socket and the modem port of the computer. If the cable is connected correctly, go to Check 2.
Check 2 Make sure the modem port is firmly secured to the system board of the computer. If the malfunction remains, go to Check 3.
Check 3 The telephone cable may be damaged. Replace with a good cable. If the malfunction remains, go to Procedure 2.
Procedure 2 Modem card connection check
Disassemble the computer following the steps described in Chapter 4, Replacement Procedures and ensure that the modem card is well connected to the system board. If the problem persists, perform Procedure 3.
Procedure 3 Modem replacement check
The modem card or
Satellite A350, SATEGO A350, EQUIUM A350 Series Maintenance Manual
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