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User’s Manual
DVR-4TN/8TN/16TN/ 16TS/16TT Series
SPECO TECHNOLOGIES 01/06
13
2.1 Position the Unit
Position / mount the DVR-4TN/8TN/16TN/16TS/16TT series unit in an
appropriate, steady location and make sure the power is off before making
any connections. The area should avoid hindering or blocking the unit from
airflow. Enough airflow is needed to protect the unit from overheating.
The maximum allowable temperature of operating environment is
104°F/40°C.
The unit utilizes heat-conducting techniques to transfer internal heat to the
case, especially to the bottom side of the unit.
NOTE: Be sure not to remove the rubber feet, and always leave a
space for air ventilation on the unit’s bottom side.
2.2 Selecting Video Format
The DVR-4TN/ DVR-8TN/ DVR-16TN series unit is designed to operate under
either NTSC or PAL video formats. Please contact a qualified service person
to perform the installation procedure.
2.3 Connecting Devices to the Unit
This section lists some important notices that should be read before
making any connections to the DVR-4TN/8TN/16TN/16TS/16TT series unit.
NOTE: Connect short-term external devices, such as USB
ThumbDrive
®
, USB CD-RW, USB Hard Disk Drive, etc., only after the
unit is successfully powered up.
Connecting Required Devices
Before powering up, you should connect cameras and a main monitor to the
unit for basic operation. If needed, connect a call monitor for displaying full
screen video of all installed cameras in sequence.