Toshiba NB255 Laptop User Manual


 
302 Troubleshooting Procedures
NB200 Series Maintenance Manual
30
The Bluetooth antenna wire, Bluetooth module or system board may be the reason of a
Bluetooth fault. Any of these components may be damaged. To determine if the computer’s
Bluetooth is functioning properly, perform the following procedures. Figure 2-16 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 Bluetooth test. Refer to
Chapter 3, Tests and Diagnostics for more information on the program.
If an error is located, go to Procedure 2. If an error is not located, the Bluetooth system is
functioning properly.
Procedure 2 Connector and replacement check
The Bluetooth, antenna module 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 the Bluetooth cable is securely slotted into the system board. If the
problem persists, go to Check 2.
Check 2 Check the wireless communication function is enabled by BIOS setup and
FN+F8, then make sure that the communication LED on the left panel is lit. If the
problem persists, or if the Bluetooth communication LED is not lit when the
wireless communication function is enabled by BIOS setup and FN+F8 to “On”,
go to Check 3.
Check 3 The Bluetooth module may be damaged. Replace it with a new one following the
instructions in Chapter 4. If the problem still exists, perform Check 4.