9
2.2 Rear View
29
30
75
Ω
/Hi-Z Individual termination:
These 16 switches are used to set the impedance of each loop through output connectors (31) between
75
Ω
and Hi-Z. Toggle the corresponding impedance termination to the Hi-Z position if another device is
connected to the video loop through the connector. Set the impedance to the 75
Ω
position if no other
device is connected to the corresponding loop through the connector. The default setting is 75
Ω
.
31
Video in connectors (Ch1~Ch16) & Video loop through connectors (Ch1~Ch16):
These 16 BNC connectors are used to connect to the video output from the cameras. 16 cameras can
be connected to these connectors.
These 16 BNC connectors are used to loop video signals from each camera out to other devices.
32
Call monitor connector:
This BNC connector provides video signals to call monitor to display any selected camera in full-screen
call up, sequential display and alarm call up operations.
33
Main monitor connector:
This BNC connector provides a video signal controlled by the control buttons in the front panel to the
main monitor. This connector transmits the video display in full-screen format, multi-screen format and
sequential format.
35
Ground
Screw’s:
The ground screw is for the chassis terminal.
36 37
Left & Right AUDIO IN
Connector
:
These two connectors are used to connect the audio output from a camera or other devices to the 16CH
DVR.
38 39
Left & Right AUDIO OUT:
These two connectors provide the unit’s audio signal to a speaker or stereo.
40
RS-485
Port
:
The RS-485 communication ports function as connectors when two or more units are
serially connected to an external control device.
41
RS-232 Port:
The RS-232 communication port functions as a connector to an external control device. Please refer to
the
RS-232 & RS-485 Protocols
for more details.
42
ALARM I/O:
This is a 25-PIN D-SUB connector including the
16Pin
ALARM IN, GROUND, 3Pin
ALARM OUT, DISK FULL, RECORD IN, ALARM RESET,
and
RESERVED
items
for connecting with
external devices. Please refer to the next section (ALARM In/Out) for details.
43
Plug Inlet:
The inlet connects to an external power supply. Connect with the 12 V DC UL Listed Class 2 Power
Supply.
44
ETHERNET 10/100
Connector
:
This is a standard RJ-45 connector for 10/100 Mbps Ethernet networks.
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