Symbol Technologies MC9000-K - Manual (Page 102)

MC9000-K/S for Embedded Windows® CE .NET Product Reference Guide 3-10
4. Scroll up the Power Settings window and double tap com3: Bluetooth serial.
5. Double tap D0 in the Bluetooth Power Selection window. This turns on the Bluetooth radio.
Figure 3-4. Bluetooth Power Settings
Power Settings Bluetooth Power Selection