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NFS2-3030/E Installation Manual — P/N 52544:N1 07/18/2014
Installation
Attaching the CPU & Chassis
3.
Place the board over the stand-offs so that mounting holes line up with those on the chassis.
Secure all stand-offs with screws provided.
3.5.2 Mounting in the CA-2 Audio System Chassis
The NFS2-3030 will mount into the CA-2
chassis assembly—along with a DVC,
microphone and optional telephone handset—
as part of an audio command center
installation.
The CA-2 is a two-row assembly consisting of
•
a back plate that attaches to the backbox
•
two half-chassis, each of which takes up
the left half of a backbox row
•
a microphone and telephone handset well
•
a microphone
CA-2 can also mount TELH-1, an optional
telephone handset.
!
CAUTION:
IT IS CRITICAL THAT ALL MOUNTING HOLES OF THE FIRE ALARM CONTROL PANEL ARE
SECURED WITH A SCREW OR STAND-OFF TO INSURE CONTINUITY OF EARTH GROUND.
CPU standoffs at Positions 1 and 2:
1.5 inch (38.1 mm) for use with CPU2-3030D
or 0.25 inch (6.35 mm) for use with CPU2-3030ND
CHS
-M
3
.cd
r
CPU2-3030ND
(without keypad/display)
CPU2-3030D
(with keypad/display)
Chassis-mounting slots
Figure 3.5 Standoffs on Chassis CHS-M3
Do Not Use.
Figure 3.6 CA-2 Chassis Assembly
CA
2chassisasse
m
b
ly.wm
f
Upper
half-chassis
(FACP)
Lower
half-chassis
(DVC)
Microphone
and
handset
well
Back plate