5
4.
NAME and FUNCTION of EACH PART
4.1 Button Function
(1)
：
Power button (ON/ OFF).
(2)
：
Control all function buttons (Button Effective/ Button
Ineffective).
(3) Reset
Aperture
：
When power ON/ OFF button is ineffective, insert a paperclip
or similar sharp-pointed object into the reset aperture to restart
the device.
(4)
USB
：
Connect USB transmission line to the computer to transfer and
store internal data (read only).
(5)
Alarm
：
Connect alarm signal line to the external device to setup alarm
schedule recording.
(6)
Power Input
：
DC 5V/1A
(7) SD Card Slot
：
SD card storage connection.
