User Manual

Network Video Recorder Quick Start Guide
1
 Wi-Fi: Wi-Fi is a mechanism of the wireless connecting electronic devices. A device enabled
with Wi-Fi such as PC, video game console, can connect to the internet via a wireless network
access point.
17.2 FAQ
• Why does my DVR make a beeping sound after booting?
The possible reasons for the warning beep on the device are as follows:
a) There is no HDD installed in the device.
b) The HDD is not initialized.
c) HDD error
To cancel the beeping sound and use the device without HDD, enter the Exception Settings
interface.
• DVR fails to start up after connecting the power.
Possible reasons:
a) Incorrect voltage input (6 ~ 36 VDC) and power consumption (≥ 50W).
b) The HDD lock is not closed.
c) The power connections are incorrect.
d) The motherboard or power functions abnormally. In case of hardware failure, please
contact the supplier of the product.
• Fail to connect 3G/4G.
Possible reasons for 3G/4G connection failure are as follows:
a) Dialing is not enabled.
b) APN, dial number, user name and password should be set for 3G/4G VPDN private
network.
c) No 3G/4G antenna connected. When both the master/slave antennas are connected,
locate them vertically with above 20cm distance from each other.
d) SIM card is out of service or 3G/4G service is not opened.
• Fail to connect to Wi-Fi.
Please check the following settings:
a) The SSID, encryption type or password are entered incorrectly.
b) AP (access point) or router works abnormally.
c) No Wi-Fi antenna connected or the antenna is not vertically located.