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2 Troubleshooting Procedures
[CONFIDENTIAL]
Satellite L670/L675/ProL670 Series Maintenance Man
ual
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 2-12 outlines the
process. Start with Procedure 1 and continue with the other procedures as instructed.
Procedure 1: Windows Application test
Procedure 2: Connector and replacement check
Procedure 1 Windows Application test
PLS use windows application to check device can work fine or not. 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 that the Bluetooth antenna is firmly connected to the Bluetooth module
(refer to Chapter 4 for instructions) and that the Bluetooth FFC is securely slotted
into the system board. If the problem persists, go to Check 2.
Check 2 Check that the Bluetooth communication switch is turned to “On”, then make sure
that the communication LED on the left panel is lit. If the LED is lit but the
Bluetooth function is still faulty, the antenna module may be damaged. Replace
with a new antenna following the steps in Chapter 4, Replacement Procedures. If
the problem persists, or if the Bluetooth communication LED is not lit when the
Bluetooth communication switch is turned 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.
Check 4 The system board may be damaged. Replace it with a new one following the
instructions in Chapter 4.