Gateway M-1412 Reference Manual page 62

Disabling the Bluetooth radio
You should disable the Bluetooth radio while traveling by
airplane to prevent it from being accidently turned on while in
flight.
To disable the Bluetooth radio:
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54
CHAPTER 3: Setting Up and Getting Started
Slide the wireless network switch to the OFF position to
disable both IEEE 802.11 and Bluetooth. For the location
of the wireless network switch, see"Left" on page 7.