2 What does this mean?
Here is a quick overview of the various connectors and lights on the NVR:
Power LED Lights up when your NVR has power.
HDD LED Blinks when hard drive is active.
Network LED Blinks when network connection is active.
USB port
An extra USB port to plug your USB flash drive into the NVR, if necessary,
for copying important video files from the NVR’s hard drive or upgrading the
firmware.
Power input Connects to the power adapter.
Audio output Connects to your speakers.
USB port Connect to the mouse.
HDMI port Connects to your high-definition TV with the HDMI cable.
VGA port Connects to an additional monitor with a VGA cable (not supplied), if necessary.
eSata port An easy way to connect an external hard drive for additional storage.
LAN port
Connects to your home internet router with the Ethernet cable to enable the
NVR to access the internet.
Camera ports
These are network PoE (Power over Ethernet) ports to connect and power your
cameras via the Ethernet cables. The 4-CH model will have four less inputs.