3-22 Theory of Operation: Controller
Connectors
• Main Flex – J1
• NFC with LED – J2
• Debugging – J2401
3.2.1.1.2 Main Flex
The front cover kit contains a main flex integrated with connectors to main board, side control flex,
top control flex.
3.2.1.2 NFC Flex with LED
The Flex contains a NFC Coil antenna used for Bluetooth secure pairing. There are 2 LEDs on the
flex. The Tx/Rx LED is solid amber upon receive, red on PTT and blinking amber on receiver. The
Bluetooth LED shows fast blinking blue upon waiting to pair and slow blinking blue after paired. The
solid blue indicates a Bluetooth fatal error.
3.2.1.2.1 Top Control Flex
The top control consist of an ON/OFF switch and a programmable button. The flex connect to the
main flex through a 12-pin connector.
3.2.1.2.2 Side Controls Flex
The side controls flex contains the Top Side Button, Middle Side Button, Up Arrow Button and Down
Arrow Button.The flex connects to the main flex through a 10-pin connector.
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