BDStar Harxon eRadio, User Manual

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3 Functions and Operation
Instruction
3.1 Startup & Shutdown Button
The startup & shutdown button (power button) can be used to control radio
power-on and power-off, with specific functions as follows:

Short press the startup button for about 1 second to power on, the green
power indicator light illuminates in the case of successful power-on (under
the condition of normal power supply).

Under the condition of power-on, long press the startup button for 3
seconds to power off, the power indicator light goes out and the display is
closed.

The function of menu parameter confirmation
3.2 Left and Right Buttons
You can switch over various function menus through the left and right buttons.
3.3 Up and Down Buttons
In the current menu, you can select the corresponding menu item through the
up and down buttons.
3.4 Data Transmitting-receiving Indicator Light
While transmitting data, the red RX/TX indicator light illuminates; while
receiving data, the green RX/TX indicator light illuminates.
3.5 GPRS and Bluetooth Operating Condition
(Optional)
Include various operating conditions of the GPRS module and Bluetooth
module shown as below, if any module is abnormal, this condition can be
convenient for users to locating the problem:

If GPRS enters the condition of network data transmission successfully,
the red indicator light flickers once in three second;

If GPRS is detecting SIM card, the red indicator light flickers twice in three
second;

If GPRS is trying to access network, the red indicator light flickers four
times in three second;