Toshiba L600D 用户手册

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 

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.