6 - 4 WT4070/90 Wearable Terminal Integrator Guide
Bluetooth Power States
Cold Boot
When a cold boot is performed on the wearable terminal, Bluetooth turns off. It is normal to see the Bluetooth icon
appear and disappear, as well as a wait cursor, when initialization proceeds in all modes.
Warm Boot
When a warm boot is performed on the wearable terminal, Bluetooth returns to the disabled state (off).
Suspend
When the wearable terminal suspends, Bluetooth turns off.
Resume
When the wearable terminal resumes, Bluetooth turns on if it was on prior to suspend. Note that any Bluetooth
connection that was dropped during a suspend needs to be reconnected after a resume.
Bluetooth Profiles
The wearable terminal is loaded with a number of Bluetooth services profiles. These profiles can be loaded or
removed from memory. If a profile is not used, it can be removed to save memory. To load or remove profiles:
1. If BTExplorer is running, press ALT - B.
2. Use the navigation keys to select Disable Bluetooth and then press ENTER.
3. Open BTProfileSelector using the Start menu:
a. Press CTRL - ESC to open the Start menu.
b. Use the navigation keys to highlight Programs.
c. Press the right arrow key to open the Programs menu.
d. Use the navigation keys to highlight BTProfileSelector.
e. Press Enter.
4. or using the Start Up Window App Launcher:
a. Press 5 to access the Utilities screen.
b. Press 4 to open the Profile Selector.
NOTE When the wearable terminal is placed in suspend mode, the Bluetooth radio mode powers off and the piconet
(Bluetooth connection) is dropped. When the wearable terminal resumes, it could take up to 10 seconds for
the Bluetooth radio driver to re-initialize the radio.
NOTE BT Profile Selector application is available on OEM version 05.30.0000 and higher only.
NOTE Bluetooth must be disabled prior to changing profiles.
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