2.14 Wireless LAN Troubleshooting

2 Troubleshooting Procedures

2.14 Wireless LAN Troubleshooting

To check if the computer's Wireless LAN is malfunctioning or not, follow the troubleshooting procedures below as instructed.

Procedure 1: Transmitting-Receiving Check

Procedure 2: Antennas' Connection Check

Procedure 3: Replacement Check

Procedure 1 Transmitting-Receiving Check

Before starting the test, make sure the wireless communication switch is set in the ON position.

Check 1 Execute Wireless LAN test program to check the transmitting-receiving function of wireless LAN. You will need a second computer that can communicate by wireless LAN. Perform the test following the instructions described in Chapter 3.

If the computer passes the test, the function is correctly working. If the computer does not pass the test, perform Procedure 2.

Procedure 2 Antennas' Connection Check

The wireless LAN function-wiring diagram is shown below:

Wireless LAN Antenna (MAIN)

Wireless LAN Antenna (AUX)

 

 

<System board>

Wireless

 

 

CN2200

 

 

LAN card

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Wirelss LAN antenna cable

Any of the connections may be disconnected. Disassemble the computer following the steps described in Chapter 4, Replacement Procedures, and perform the following checks:

Check 1 Make sure the wireless communication switch is “On”.

If the switch is “Off”, turn it “On”. If there is still an error, perform Check 2.

Check 2 Make sure the Wireless LAN card is firmly connected to the CN2200 on the system board.

If the connector is disconnected, connect it firmly and perform Procedure 1. If the Wireless LAN is still not functioning properly, perform Check 3.

Satellite A50S/TECRA A3X Maintenance Manual (960-534)

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Toshiba A3X manual Wireless LAN Troubleshooting Troubleshooting Procedures, Procedure 1 Transmitting-Receiving Check