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4
No.
Name
Description
4
Dialing area
: Press to delete the previous character or end the current
call.
Numeric keys: enter numbers from 0 to 9.
: Press to unlock with password.
Press
, then enter the unlock password, and then press
again to complete.
: Press to make phone call.
After entering room number, press this key to make a call.
: Press to call the management center directly.
5
Speaker
Outputs audio.
6
Access card
reader
Recognizes access card and unlock.
7
Screen
Displays information.
8
Camera
Monitors door area.
2.1.2
Rear Panel
VTO1220A/VTO1210A-X
Table 2-2
Rear panel description
No.
Name
Description
1
Access output port
See "2.4.1 Access Control Input and Output Port."
2
Power port
Inputs 12V DC power to the VTO.