Issue 1
INSTALLATION INSTRUCTIONS FOR
SUPERVISED CEILING SPEAKER WITH AMPLIFIER
Valcom Supervised Ceiling Speaker, VLSCS, is self-amplified and capable of reproducing voice paging as well as
background music. The VLSCS features a removable volume control knob or volume can be adjusted by a
screwdriver through the center hole on the grille. Input and output connections on the amplifier allow easy chaining
of speakers. The unit requires -24 Vdc, 50 mA (1 power unit).
Volume Control
(Knob included with VLSCS)
Page
Out
Valcom Page
Control
(Tip/A)
(Ring/B)
(-24Vdc)
(Gnd)
One-Way
Amplified
Speaker
NOTE: Do not connect this speaker directly to
a 25/70/100 volt amplifier as damage to both the
amplifier and speaker may occur. A V-1095
may be used to allow the use of Valcom
self-amplified speakers on 70V speaker lines.
Valcom -24 Vdc
Power Supply
TYPICAL CONNECTIONS
Phone: (540) 427-3900 947001
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FIGURE 2: VLSCS INSTALLATION INSTRUCTIONS
V-9915M-5 Backbox
Bend tabs down to
locate bridge in
ceiling tile
cutout.
V-9914M-5 Bridge
Attach backbox to
bridge with 4 screws
provided
Cut 8.5" round
hole in ceiling tile
8" Ceiling Grille
and Speaker
(4 white screws
provided)
Ther V-9914M-5 is recommended for use where extra speaker support is needed. A V-9915M-5
may be added for backbox protection. A V-9916M (bridge/backbox combination) is also available.
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