3
BTH-500
BTH-500 State and LED Flashing Pattern
BTH-500 State & Button Press
LED Message
Function
No link and no paired
BTH-500 is OFF
No LED
BTH-500 OFF
When BTH-500 is OFF, rotate
power switch clockwise.
Both Blue & Red LED are lighten
for 1 second
BTH-500 is turned ON
When BTH-500 is ON, rotate
power switch anticlockwise.
Red LED flashes 2 times then OFF BTH-500 is turned ON
When BTH-500 is OFF, press and
hold PTT button, then rotate
power switch, and wait for 3
seconds
Red & Blue LED flashes
alternatively
Get BTH-500 into pairing mode
Unpaired or lost link
Blue LED flashes once every 2
seconds
No link, no pair
