User Manual

Table Of Contents
1BChapter 2: Installation
TruVision NVR 21 User Manual 9
Audio input
RCA jack, 315 mV, 40 kohms. Unbalanced
Audio output
RCA jack, 315mV, 600 ohms. Unbalanced
Note: Line-level audio requires amplification.
Brackets
The NVR is easily rack-mountable with the purchase of the TVR-RK-1 rack-
mount kit. Contact your local supplier to order the kit.
The NVR has a 1.5U 19-inch chassis. See Figure 6 below
Figure 6: Rack-mount installation
Attach the small front rack ears to the unit
(screws supplied)
Attach the NVR to the front rails
(screws not included)
To install the racks:
1. Attach the two small front-rack mount ears to the NVR (screws supplied).
2. Attach the two large rear support brackets (not supplied) to the rear rails.
3. Attach the NVR to the front rails (screws not supplied).
Caution:
Do not rack-mount the TVN 21 without the rear rails installed. Failure to install
the rear rails can damage the NVR.