Pravis 4CH Compact Case User Manual page 16

15 | Chapter 1 : DVR User Manual
2.2.1 Video-In
To connect the camera input to the corresponding channel marked on rear panel.
N
OTE Camera Input voltage level is 1Vp-p±10%.
2.2.2 Audio-In
To connect audio input
2.2.3 Audio-Out
To connect audio output
N
OTE Use of audio output with an amplifier is recommended
2.2.4 Video-Out
To connect composite monitor
2.2.5 Spot-Out
The spot monitor can be used to display input images in automatic switching mode.
2.2.6 VGA-Out
To connect a VGA Monitor
2.2.7 HDMI-Out
To connect a HDMI Port Monitor
2.2.8 USB Port (Version 2.0)
1) To backup recorded Video by using USB storage device (USB Memory Stick or USB HDD)
2) Firmware upgrade
3) To connect a mouse for system navigation
2.2.9 LAN Port
To connect RJ-45 jack of LAN cable
Consult network administrator or the internet service provider for proper network setting.
2.2.10 NTSC / PAL Selection
NTSC/ PAL is automatically selected when the system boots up.
*Please connect cameras to DVR prior to booting up.
2.2.11 RS-485 Terminal Block
Connect RS-485 cable for the control of PTZ camera or external keyboard controller