Digital ID View Real-time NETWORK VIDEO RECORDER Guide de l'utilisateur télécharger pdf (Page 69)

Digital Video Hardware User Guide

revision 38 — 69

Notes: To connect cameras 16-32, connect a second expansion board to the LDVR-

3U.

The signal must be maintained at a 1 volt peak-to-peak rating +/- 10% and

the vertical sync at 0.3.

4-channel digital video boards

These configurations do not require an expansion board. Connect cameras 1-16

directly to the back of the LDVR-3U.

Note: The signal must be maintained at a 1 volt peak-to-peak rating +/- 10% and

the vertical sync at 0.3.

CCTV Switcher

The CCTV Switcher connects to the LDVR-3U via coaxial cable, and connects

to a workstation running the Communications Server via RS-232 serial

connection. The connection to the LDVR-3U is through one or more coaxial

cables (RG590). The connection to the database server or any client workstation

using pan, tilt, and zoom control cameras is RS-232 (serial). Only one serial

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Digital ID View Real-time NETWORK VIDEO RECORDER Guide de l'utilisateur Page 69