Chapter 2 Troubleshooting Procedures
Procedure 2 Antennas' Connection Check
The wireless LAN
Any of the connections may be defective. Disassemble the computer following the steps described in Chapter 4, Replacement Procedures, and perform the following checks:
Check 1 Make sure the wireless communication is Enabled in BIOS setup.
If the Wireless communication is "Disabled", change it to "Enabled". If the problem still occurs, perform Check 2.
Check 2 Make sure wireless LAN card is firmly connected to the CN22 on system board. If the connector is defective, connect it firmly and perform Procedure 1. If the problem still occurs, perform Check 3.
Check 3 Make sure that wireless LAN antenna cables (black and white) are firmly connected to the connectors on Wireless LAN card. If wireless LAN antenna cables are not connected properly, connect them firmly and perform Procedure 1. If the problem still occurs, go to the procedure 3.
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