ELRO FA420DVR 4-ch digital recorder + 500 gb hard disc USERS MANUAL - Manual (Page 5)

Page 5
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Backup through SATA interface and USB interface
（
to devices such as flash drive or removable hard
disk
）
·
Live disk burning, backup burning
·
Local archiving by downloading files on hard drives via network to client’s PC
Video playback
·
Each channel records all-live video independently while simultaneously providing retrieval, playback,
network monitoring, recording search and downloading
·
Various playback modes, simultaneous multi-channel playback, and combination of any desired
channels.
·
Select any area of the screen to zoom-in
Network operation
·
Real-time remote monitoring through network connection (including mobile phone)
·
Remote PTZ control
·
Remote control video retrieval and live playback
·
Configuration of device parameters through user port
·
Live recording and playback on client’s PC
Alarm coordination
·
Alarm linkage to camera recording, auto sequence, screen display, buzzing, screenshot snapping,
Email notification and FTP uploading
·
Multi-channel relay on/off switch for alarm outputs, facilitating coordinated actions and on-site lighting
control
·
Protective circuit on both alarm input and output to prevent damage to main units
Communication interface
·
RS485 serial port for alarm input, PTZ control and keyboard
·
RS232 jack. Expandable keyboard connection can be used for master control, system maintenance
and upgrading through connected PC serial port, as well as matrix control
·
Standard Ethernet interface for remote network access
Smart operation
·
Mouse operation