User Manual Owner's manual

1BChapter 2: Installation
TruVision DVR 41 User Manual 13
Figure 6: RS-485 pins
RS-232 port
Use the RS-232 port to connect CBR-PB3-POS (point-of-sale) and ATM devices
to the DVR. See “Configuring the RS-232 port” on page 133 to configure the port.
Monitor connections
Connect the monitors to the DVR outputs (BNC/VGA/HMDI). The unit provides a
1 Vp-p CVBS signal. See Figure 1 on page 5 for connecting a monitor to a
TVR 41.
The TVR 41 supports up to 1280 × 1024 / 60 Hz resolution in VGA. The monitor
resolution should be at least 800 × 600. Adjust your monitor accordingly to this
resolution.
Loop through
You can loop through the cameras to equipment such as a matrix, monitors or a
second DVR. There are 16 numbered loop-through BNC outputs. See Figure 1
on page 5.
Audio inputs and output
The unit is equipped with 16 audio inputs and two audio outputs. Both the audio
output and the audio inputs are line-level. Each 16 audio input is associated with
one of the 16 cameras.
Audio input
RCA jack, 315 mV, 40 kohms. Unbalanced
Audio output
RCA jack, 315mV, 600 ohms. Unbalanced
Note: Line-level audio requires amplification.