Issue
1
1 947203
Issue 3
VIP-421, VIP-422, VIP-422-EC
LAY-IN TALKBACK IP CEILING SPEAKER
INTRODUCTION
The VIP-421, VIP-422, VIP-422-EC Lay-In Talkback
IP Ceiling Speakers enable handsfree talkback
access to a single location over an IP-based
network. This allows handsfree communication
anywhere on the network. The speaker levels are
adjusted electrically via software. A call switch
input is provided for call in initiation. Power is
provided to the unit via a Power over Ethernet
(PoE) switch meeting the 802.3af specification.
The lay-in ceiling speaker grille is made of steel
with a white baked enamel finish. The VIP-421
replaces ½ of a 2’ x 2’ ceiling tile. The VIP-422
replaces a 2’ x 2’ ceiling tile. The VIP-422-EC
replaces a 600mm x 600mm ceiling tile.
INSTALLATION
Dimensions/Weight
VIP-421:
23.75” L x 11.75” W x 3.75” D
(60.33cm) x (29.85cm) x(9.53cm)
Weight: 5.5 lbs. (2.49kg)
VIP-422:
23.75” L x 23.75” W x 3.75” D
(60.33cm) x (60.33cm) x(9.53cm)
Weight: 5.5 lbs. (2.49kg)
VIP-422-EC:
594mm L x 594mm W x 9.53mm D
Weight: 5.5 lbs. (2.49kg)
Precautionary Designations
CAUTION: To reduce the risk of electric shock,
Do not remove cover.
No user serviceable parts inside.
Refer servicing to qualified serv ice personnel.
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
This symbol indicates that dangerous
voltage constituting a risk of electric
shock is present within this unit.
This symbol indicates that there are
important operating and maintenance
instructions in the literature accompanying
this unit.
FCC Information
This equipment has been tested and found to
comply with the limits for a Class A digital device,
pursuant to Part 15 of the FCC Rules. These limits
are designed to provide reasonable protection
against harmful interference when the equipment is
operated in a commercial environment. This
equipment generates uses, and can radiate radio
frequency energy and if not installed and used in
accordance with the instruction manual, may cause
harmful interference to radio communications.
Operation of this equipment in a residential area
may cause harmful interference in which case the
user will be required to correct the interference at
his own expense.
Environment
Temperature:
0 to +40° C
Humidity:
0 to 85% non-precipitating
Packing List
Qty. Item
1
Lay-in Ceiling Speaker
1 VSP
Document
Network Connection
The VIP-421, VIP-422, VIP-422-EC has one RJ-45
network connector on the rear panel. Use a
standard Ethernet patch cable to connect the unit to
an Ethernet switch.
Call Switch Connection
The VIP-421, VIP-422, VIP-422-EC provides a call
switch input via screw terminal connections. See
Figure 1
Mute Out Connection:
The Mute Out may
optionally be connected to the mute input of
Valcom Classroom audio management systems in
order to suspend locally originated classroom audio
during intercom announcements. See Figure 1
LED (+) and (-) Connection:
LED (+) and
(-) is a
current limited output designed to illuminate
an optional LED. The LED is intended to provide
visual indication of call progress. The LED
