I.R.I.S. 808 Digital Video Recorder - Manual (Page 76)

 Protection Key – the protection key for the remote access of the system. Please
follow the Text Input method described in Section 4.1 to modify these items.
Note: This protection key will be used for authentication when any remote station
wants to connect with the system from Ethernet interface, either LAN or
internet. So, the same protection key must be entered to install the remote
software if it is to be used to access the system.
6.9 RS-232/422/485 Setup
In Setup Menu display, press ▲▼◄► to change the highlighted option to
RS-232/422/485, and then press ENTER to call up RS-232/422/485 Setup as shown.
The RS-232/422/485 Setup allows the administrator to setup RS-232 control port, and
RS422 or RS-485 control port. Please refer to the manuals for the connected devices
- PTZ cameras – to set these items in RS-232/422/485 Setup.
The general operations are as below:
 ▲▼◄► (Mouse: Left click)
Press these buttons to select the items.
 MODE
Press this button to call up Optional RS-232 Setup screen if it’s built in the DVR.
The operations for Optional RS-232 Setup are the same as RS-232/422/485 Setup.
 MENU/ESC (Mouse: Right Click)
Press this button to escape from this screen, and return to Setup Menu display. If
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