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User’s Manual
DVR-4TH/8TH/16TH Series
SPECO TECHNOLOGIES 07/10
16
2. System Setup
Prior notices and an introduction on system installation will be described in
this chapter. Please follow the instructions to operate the unit.
In order to prevent the unit from data loss or system damage that might result
from a sudden power fluctuation, the use of an Uninterruptible Power Supply
(UPS) is highly recommended.
2.1 Position the Unit
Position/ mount the DVR-4TH/ 8TH/ 16TH 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.
Sufficient airflow is required to protect the unit from overheating. The
tolerable high temperature of the 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 bottom side of the unit.
2.2 Selecting Video Format
The DVR-4TH/ 8TH/ 16TH 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-4TH/ 8TH/ 16TH series unit.
NOTE: Be sure to connect short-term external devices, such as USB
ThumbDrive
®
, USB DVD+RW, USB Hard Disk Drive, etc., ONLY
AFTER the unit is successfully powered on.