en | Unpacking
The following illustration depicts a typical Normally Open alarm circuit, where Pin 1 accepts
the alarm input and Pin 5 is the ground:
Figure 2.6 Typical Normally Open Alarm Circuit Diagram
It may be necessary to connect a separate ground connection to the grounding screw on the
rear panel to eliminate electrical interference on the video images.
Installing the Video Quad in a 19-inch Rack
There are two options for installing the unit in a 19-inch rack. A single unit can be installed in
a rack using the long and the short mounting ears and screws supplied with the unit.
Two units can be installed side by side in a rack using the binding plates (one plate supplied
with each unit) and the two (2) short mounting ears (one short ear provided with each unit).
Installing a Single Unit
F.01U.090.110 | 3.0 | 2010.04
Remove the rubber feet from the bottom of the unit. These feet may interfere with
installing other hardware in the rack mount.
Remove the two (2) screws from the front side (A) of each unit.
Figure 2.7 Side-view of Video Quad Unit
Attach the short rack ear to the right side of the unit using two (2) M3 x 6 mm cheese-
head screws (included with the rack mount kit).
Attach the long rack ear to the left of the unit using two (2) M3 x 6 mm cheese-head
screws (included with the rack mount kit).
Figure 2.8 Short Ear (right) and Long Ear (left) Attached to the Unit
Use four (4) bolts (not included) to attach the short and long rack ears to the rack mount.
Digital Video Quad Processor
Bosch Security Systems, Inc.