Vitek VT-CN1680 Manual page 11

CHRONO Series DVR
ETC
• Audio Out: The DVR does not have amplified audio output, so you will need a speaker with an amplifier.
• RS-232C: An RS-232C connector is provided to connect an ATM or POS machine for Text-In function. Use a cable with a DB9
(female) connector to connect to the DVR.
• Network: Connect a Cat5 cable with an RJ-45 connector to the DVR connector for remote monitoring, remote playback, remote
setup. See Chapter 3-2. DVR Configuration for configuring the Network connections.
• USB: Four USB ports are provided to connect external devices like HDD, Flash memory for Backup, System upgrade or USB mouse.
Two USB ports are located on the rear panel and the other two are on the front panel. A USB mouse can only be connected to
the front panel's USB port dedicated to the mouse.
• Reset: The DVR has a Reset switch that will only be used to return all the settings to the original factory settings. First, turn off
the DVR to reset the unit. Turn it on again while poking the straightened paperclip in the reset hole. Hold the switch until the DVR
initializes.
• Power Connector: Connect the adapter cable to the power connector on the rear panel. (DC12V, 6.67A) Input AC power to the
adapter. (Free voltage from 100V to 240V, 50/60Hz)
Sensor Input
be connected only on the front panel USB port dedicated to the mouse.
Note : This manual covers CHRONO Series DVRs, VT-CN840 and VT-CN1680. The DVRs are identical except for the number of
cameras, audio inputs and alarms. The illustrations and descriptions in this manual refer to VT-CN1680.
16(8) sensor input connectors are provided to connect external devices. You can use sensors to signal
the DVR of an event. To make connections on the terminal block, press and hold the button and
insert the wire in the hole below the button.
Alarm Output & RS485
16(8) alarm output connectors are provided to connect external alarms such as sirens or lights.
4 alarm output connectors have internal relays and the others are TTL signals.
The RS485 connector can be used to control PTZ cameras. The DVR can also be controlled
remotely by a control keyboard – VT-KBD1.
• Front USB: Two USB ports are provided to connect external devices like HDD, Flash
memory for Backup, System upgrade or USB mouse on the front panel. A USB mouse can
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