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2.14 Wireless LAN Troubleshooting
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
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
The wireless LAN function-wiring diagram is shown below:
Wireless LAN
Antenna
(MAIN)
Wireless LAN
Antenna
(AUX)
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)
Transmitting-Receiving Check
Antennas' Connection Check
Wireless
LAN card
Wirelss LAN antenna cable
2 Troubleshooting Procedures
<System board>
CN2200
[CONFIDENTIAL]
2-47
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