I.R.I.S. 808 Digital Video Recorder - Manual (Page 13)

this button is used to start/stop the selected PTZ control mode.
7. (Split Windows) +/- Buttons (+/-)
In split-window display, press “+” for next split-window display, press “-“ for
CALL. In the others, press these buttons to change the contents.
8. MENU / ESC Button
Press this button to display the main menu or escape to the upper level
display.
9. Stop ( ) / PTZ Button
Press this button to stop the playback. While not playing in main screen
display, press this button to enter/exit PTZ control if the focus camera is a
PTZ camera.
10.Play/Pause Button ( )
Press this button to play the recorded images, or pause the playback. It
can also be used to display the search menu in main screen display.
11.Copy( ) / CALL Button
Press this button to copy the playback images to the storage device
connected to the SD slot or USB port. Press this button again to stop
copying. In some dialogs, this button is used as a miscellaneous function
key.
12.MODE Button
Press this button to toggle between live mode and playback mode in main
screen display. In some dialogs, this button is used as a miscellaneous
function key.
During playback, this button is used as “slow backward”.
13.Alpha-numeric Buttons (1-4)
Press these buttons for camera selection in most of the circumstances.
These buttons can also be used to enter text and number.
14.Key Lock
Key lock for the DVR host in the outer chamber. Unlock to detach the
DVR host from the outer chamber.
It’s also used as the power switch of
the DVR host, lock for ON and unlock for OFF. If the DVR is running when
the key is unlocked, the internal buzzer will be triggered until the power is
turned off
15.Front Door
Conceal Ethernet connector, USB Connector, and SD slot.
16.Ethernet Connector
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