2 Troubleshooting Procedures
2.13 Wireless LAN Troubleshooting
This section describes how to determine if the computer’s Wireless LAN is functioning
properly. Perform the steps below starting with Procedure 1 and continuing with the other
procedures as required.
Procedure 1: Transmitting-Receiving Check
Procedure 2: Antenna Connection Check
Procedure 3: Replacement Check
Procedure 1 Transmitting-Receiving Check
Make sure the wireless switch on the left side of the computer is turned “On”. If it is not,
slide the switch toward the back of the computer to turn it on.
Refer to Chapter 3, Tests and Diagnostics for more information on how to perform the test
program.
Check 1 Execute test program for the wireless LAN function to check the transmitting-
receiving function of the wireless LAN. You will need a second computer that can
communicate by the wireless LAN.
If the computer passes the test, the function is correctly working.
If the computer does not pass the test, perform Procedure 2.
Procedure 2 Antenna Connection Check
The wireless LAN wiring diagram is shown below:
Any of the connections may be disconnected. Disassemble the computer following the steps
described in Chapter 4, Replacement Procedures, and perform the following checks:
2-48 [CONFIDENTIAL] PORTEGE M700/M750 Maintenance Manual (960-661)