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2 Troubleshooting Procedures
Satellite L500 / Pro L500 Series Maintenance Manual 27
Figure 2-15 outlines the process. Start with Procedure 1 and continue with the other
procedures as instructed.
Procedure 1: Diagnostic test
Procedure 2: Connector and replacement check
Procedure 1 Diagnostic test
Run the Diagnostic Program, which will automatically execute the wireless LAN test. Refer
to Chapter3 item A: CONFIG CHECK TEST” Test and Diagnostic for more information on
the program.
If an error is located, go to Procedure 2. If an error is not located, the wireless LAN system is
functioning properly.
Procedure 2 Connector and replacement check
The wireless LAN antenna, wireless LAN unit or system board may be disconnected or
damaged. Disassemble the computer following the steps described in Chapter 4, Replacement
Procedures, and perform the following checks.
Check 1 Make sure that the wireless LAN antenna is firmly connected to the Wireless
LAN module (refer to Chapter 4 for instructions) and that the wireless LAN
module is securely slotted into the system board. If the problem persists, go to
Check 2.
Check 2 Check that the wireless communication function is enable by BIOS setup or
FN+F8 , and then make sure that the wireless communication LED on the front
panel is light. If the LED is light but the wireless LAN function is still faulty, the
antenna may be damaged. Replace with a new antenna following the steps in
Chapter 4, Replacement Procedures. If the problem persists, or if the wireless
LAN LED is not light when the wireless communication function is enabled by
BIOS setup or FN+F8, go to Check 3.
Check 3 The wireless LAN unit may be damaged. Replace it with a new one following the
instructions in Chapter 4. If the problem still exists, perform Check 4.
Check 4 The system board may be damaged. Replace it with a new one following the
instructions in Chapter 4.