Toshiba PORTEGE M400 Maintenance Manual page 190
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Also See for PORTEGE M400:
- Maintenance manual (426 pages) ,
- User manual (317 pages) ,
- Brochure & specs (2 pages)
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2 Troubleshooting
Procedure 3
Replacement Check
The Bluetooth antenna, Bluetooth module, CN board and System board are connected to the
circuits. Any of these components may be damaged. Refer to Chapter 4, Replacement
Procedures, for instructions on how to disassemble the computer and then perform the
following checks:
Check 1
The Bluetooth cables may be defective or damaged. Replace the cable with a new
one following the steps in Chapter 4, Replacement Procedures. If the Bluetooth is
still not functioning properly, perform Check 2.
Check 2
The Bluetooth module may be defective or damaged. Replace the Bluetooth
module with a new one following the steps in Chapter 4, Replacement Procedures.
If the Bluetooth is still not functioning properly, perform Check 3.
Check 3
The Bluetooth antenna may be defective or damaged. Replace the Bluetooth
antenna with a new one following the steps in Chapter 4, Replacement Procedures.
If the Bluetooth is still not functioning properly, perform Check 4.
Check 4
The System board may be defective or damaged. Replace the System board with a
new one following the steps in Chapter 4, Replacement Procedures.
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[CONFIDENTIAL]
2.12 Bluetooth Troubleshooting
PORTEGE M400 Maintenance Manual (960-541)
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