Toshiba PORTEGE M400 - Manual (Page 95)

2.12 Bluetooth Troubleshooting 2 Troubleshooting
Procedure 2 Connection Check
The Bluetooth functional wiring diagram is shown below:
Any of the connections may be disconnected. 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 firmly connected to connector on the Bluetooth
module CN4400 on the System board. If the connector is disconnected, connect it
firmly and perform Procedure 1. If the Bluetooth module is still not functioning
properly, perform Check 2.
Check 2 Make sure the Bluetooth antenna cable (brown) is firmly connected to the
Bluetooth module. If the Bluetooth antenna cable is disconnected, connect it firmly
and perform Procedure 1. If the Bluetooth function is still not functioning properly,
PORTEGE M400 Maintenance Manual (960-541) [CONFIDENTIAL] 2-47