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502 Troubleshooting Procedures
Satellite A350D/A355D, SATEGO A350D, EQUIUM A350D Series Maintenance Manual
50
The wireless LAN antenna wire, wireless LAN unit or system board may each be the source
of a wireless LAN fault. Any of these components may be damaged. To determine if the
computer’s wireless LAN system is functioning properly, perform the following procedures.
Figure 2-13 outlines the process. Start with Procedure 1 and continue with the other
procedures as instructed.
Procedure 1: Diagnostic test
Procedure 2: Connector and replacement check
Procedure 1 Diagnostic test
Run the Diagnostic Program, which will automatically execute the wireless LAN test. Test
and Diagnostic for more information on the program.
If an error is located, go to Procedure 2. If an error is not located, the wireless LAN system is
functioning properly.
Procedure 2 Connector and replacement check
The wireless LAN antenna, wireless LAN unit or system board may be disconnected or
damaged. Disassemble the computer following the steps described in Chapter 4, Replacement
Procedures, and perform the following checks.
Check 1 Make sure that the wireless LAN antenna is firmly connected to the Wireless
LAN module (refer to Chapter 4 for instructions) and that the wireless LAN
module is securely slotted into the system board. If the problem persists, go to
Check 2.
Check 2 Check that the wireless communication switch is turned to “On”, and then make
sure that the wireless communication LED on the front panel is light. If the LED
is light but the wireless LAN function is still faulty, the antenna may be damaged.
Replace with a new antenna following the steps in Chapter 4, Replacement