User Manual
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Encoders & Decoders
4-Channel Video Encoder with HD Analog Support
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Table Of Contents
toc
Get started
Find the device on the network
Browser support
Access the device
Verify that no one has tampered with the firmware
Set a secure password for the root account
Secure passwords
Webpage overview
Setup
Adjust the image
Level the camera
Handle scenes with strong backlight
Monitor long and narrow areas
Hide parts of the image with privacy masks
Show an image overlay
Show a text overlay in the video stream when the device detects motion
Adjust the camera view (PTZ)
Install the PTZ driver
Create a guard tour with preset positions
View and record video
Reduce bandwidth and storage
Set up network storage
Record and watch video
Set up rules and alerts
Trigger an action
Record video when the camera detects motion
Record video when the camera detects loud noises
Use audio to deter intruders
Provide visual indication of an ongoing event
Send an email automatically if someone spray paints the lens
Add audio
Add audio to your recording
Learn more
Image quality
Privacy masks
Overlays
Pan, tilt, and zoom (PTZ)
Guard tours
Streaming and storage
Video compression formats
How do Image, Stream, and Stream profile settings relate to each other?
Applications
Troubleshooting
Reset to factory default settings
Firmware options
Check the current firmware
Upgrade the firmware
Technical issues, clues and solutions
Performance considerations
Need more help?
Useful links
Contact support
Specifications
Product overview
LED indicators
SD card slot
Buttons
Control button
Connectors
Bus connector
BNC connector
Network connector
Audio connector
I/O connector
Power connector
RS485/RS422 connector
AXIS
P7304
Video
Encoder
Speciļ¬cations
Function
Pin
Notes
RS485/RS422
TX
A
1
RS485/RS422
TX
B
2
(TX)
For
full
duplex
RS485/RS422
RS485/RS422
RX/TX
A
3
RS485/RS422
RX/TX
B
4
(RX)
For
full
duplex
RS485/RS422
(RX/TX)
For
half
duplex
RS485
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1
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...
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