Valcom V-2001 User manual

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Issue 5, June 1995
[phone]
V-2001
INTEGRATED SINGLE ZONE (PLUS)
PAGE CONTROL UNIT
INTRODUCTION
The V-2001 is an Integrated Single Zone Paging
Control Unit for use with any electronic key or PABX.
The Control Unit provides external power of 1 amp of
-24vdc (20 Valcom power units) for powering Valcom
One-Way Amplified Speakers.
These instructions contain the specifications and
information necessary to install, operate, and maintain
the Integrated Single Zone (Plus) Paging Control Unit.
The V-2001 Page Control Unit is manufactured by
Valcom, Inc., 1111 Industry Avenue, Roanoke, VA
24013.
"WARNING: To reduce the risk of fire or
electric shock, do not expose this appliance to
rain or moisture."
"WARNING: Shock Hazard -Do Not Open."
"AVIS: Risque de Choc Electrique ne pas
Ouvrir."
"PELIGRO: Corriente Electrica -No Abra."
SPECIFICATIONS
Purpose
-Provides telephone system access to a single zone
of one-way paging.
Applications
-Electronic Key Systems
-PABX's
-1A2 Key Systems (400 type line card required)
-Stand Alone Systems
Refer to Figure 1 for a block diagram of a typical
installation.
Features
-Electronic key system line key access
-PABX loop start trunk port access
-Page port access
-Page override capability (using C. O. line
position or loop start trunk port)
-Switchable battery feed for loop start operation
-RJ11 for Tip and Ring connections
-Power on LED
-AGC on all voice outputs
-Directly drives up to 150 Valcom one-way
amplified speaker assemblies per output
-Background music input
-Voice operated switch to mute music during page
-Removable screw terminals provided

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-Supplies 20 Valcom power units for powering
Valcom One-Way Amplified speakers
-Page + music outputs (2 provided) (music mutes
during page)
-Page w/o music output
-Battery Backup input (use Valcom VPB-260
battery backup supply)
-AC powered
-AC input fused at 1 amp
-UL Listed
947201

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-Time clock tone -single tone
-Night ring-interrupted warble tone
-Priority sequence of tones:
Page will override music;
Night ring mixes with music and with page;
Time clock overrides page but mixes with music
Capacity
-The V-2001 is a one zone single talkpath unit
with override input.
-Each V-2001 will drive up to 150 Valcom One-
Way amplified speaker assemblies (audio per
output) and provides 20 Valcom power units (1
amp of -24 VDC) for the amplified speaker
assemblies. (The V-2001 could also be used to
access 25 or 70 volt conventional amplifiers).
Dimensions & Weight
-7.06"H x 9.0"W x 2.4"D)
(17.93 cm X 22.86 cm X 6.12 cm)
Weight: 5.0 lbs (2.27 kg.)
Nominal Specifications
Input Impedance: 600 ohms
Input Level: -10dbm nominal
Voice Switch Sensitivity: -21dbm
Music Input Impedance: 8 to 600 ohms
Music Input Level: -10dbm nominal
Output Impedance: 8 ohms
Output Level: -10dbm nominal
DC Output: -24VDC at 1 amp
Nominal Power Requirements
-Voltage: 120 VAC
-Current: 1 Amp
-Watts: 120 watts max. at peak power
NOTE: The V-2001 is equipped with a standard 3-
prong polarized MOLEX connector to allow the main
unit and a limited number of speakers to work with a
fused output (3 amp) battery backup supply (Valcom
VPB-260 or equivalent) in case of AC power failure.
Environment
Temperature: 0 to 40 Degrees C
Humidity: 0-85% non-precipitating
SYSTEM DESIGN
General
The Valcom V-2001 Integrated Single Zone (Plus)
Page Control Unit provides access to paging from a
standard PABX loop start trunk port, an Electronic
Key System C. O. line button, or a 1A2 Key system C.
O. line button (a 400 type line card is required). In
most cases, access is also possible from a PABX or
Electronic Key System page port.
Electronic Key or PABX Access
When using the V-2001 with an electronic key system
or PABX, the following equipment will be required:
1) 1 -V-2001 Integrated Single Zone (Plus) Page
Control Unit.
2) 1 -C. O. Line Circuit (Electronic key system) or
1 Loop Start Trunk Circuit (PABX)
3) Valcom One-Way Amplified Speaker
Assemblies (quantity and style determined
by specific installation).
Operation: Press the appropriate line key (electronic
key system) or dial the appropriate trunk access code
(PABX). You will immediately be connected to the
paging speakers. Make announcement. The V-2001
automatically disconnects when you hang up.
Page Port Access
When accessing the V-2001 from a telephone system
page port, the following equipment will be required:
1) 1 -V-2001 Integrated Single Zone (Plus) Page
Control Unit
2) Telephone system page card (if required for
external page outputs)

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3) Valcom One-Way Amplified Speaker
Assemblies (quantity and style determined
by specific installation).
Operation: Follow the telephone system
manufacturer's instructions for access to external
paging. Make your announcement. The V-2001 will
automatically disconnect when you hang up.
Background Music
Background music may be connected to the V-2001
when using any of the above configurations. The
background music will cut off on the "page + music"
outputs when the party making the page is speaking.
C. O. Audible Ring
and Time Clock Tone
C. O. audible ringing (electronic warble tone) over the
paging system is available when a common audible
contact closure or 90VAC ringing is supplied by the
telephone system.
A single tone over paging is provided when the V-
2001 is connected to a contact closure (time clock).
Battery Backup
The V-2001 is equipped with a standard 3-prong
polarized MOLEX connector to allow the main unit
and a limited number of speakers to work with a fused
output (3 amp) battery backup supply (Valcom VPB-
260 or equivalent) in case of AC power failure.
Page Override
A page override feature is available on the V-2001. It
requires the use of a vacant C. O. line position or
vacant loop start trunk port for access in addition to
the page port, vacant C. O. line position or vacant
loop start trunk port used for primary access of the
V-2001.
Operation: Press the appropriate line key (electronic
key system) or dial the appropriate trunk access code
(PABX) for page override access. You will
immediately be connected to the paging speakers
(overriding any page in progress). Make your
announcement. The V-2001 will automatically
disconnect when you hang up, re-establishing the
overridden page announcement.
INSTALLATION
Precautionary Designations
Mounting
The V-2001 was designed for wall or table mounting.
When wall mounting this unit, secure it to wall studs
or a suitable brace. (A plywood backboard 2' square
and at least 1/2" thick attached to wall studs would be
considered a suitable brace). Make certain the unit is
not mounted near heat sources or strong magnetic
fields. Ascertain control and terminal strip
accessibility.
Four #10 x 3/4" cross-tip round head wood screws are
included for mounting. Fasten the top two screws at
the appropriate location on the mounting surface
(approximately 8-3/8" apart and parallel to the floor),
allowing the screwheads to protrude 1/8" to 1/4".
Place the chassis of the unit onto the screwheads at
the mounting slots. Posi-tion the two remaining
screws and fasten through the remaining mounting
slots. Complete the mounting by tightening all
screws.
Power Connections
The V-2001 is provided with a three conductor line
cord. After all required connections have been made,
plug the power cord into an appropriate AC wall
socket.
Volume Adjustments
There are two volume controls on the V-2001. One is
used to adjust the background music volume level. It
is located directly below the battery feed ON/OFF
switch and is screwdriver adjustable. (See Figure 2
for location). The second is used to adjust the
warble/single tone volume level. It is located
approximately 1" above the PAGE TIP screw terminal
connection and is manually adjustable. (See Figure 2
for location). Each volume control is set by turning it
clockwise to increase the volume and
counterclockwise to decrease the volume.
The sequence of volume level adjustments are as
follows:
__ a) Page level: During initial system set up,
individual speaker volume controls on the

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amplified speaker assemblies be adjusted to
1/2 volume first, access the V-2001 and page.
Adjust the volume control on each amplified
speaker assembly to the desired page level.
__ b) Background music level volume control:
Adjust this control to the desired
background music volume on the paging
speakers.
__ c) Warble/single tone level volume:
Adjust this control to the desired warble or
single tone volume.
Wiring Instructions (For Electronic
Key System Line Button Access or
PABX Loop Start Trunk Access)
NOTE: The telephone system referred to in
the following instructions is the customer
premise equipment such as an electronic key
system or a PABX. The V-2001 CANNOT be
connected directly to the public telephone
network (a central office line).
If a modular telephone cord is used for Tip and Ring
connections start at step ONE. For screw terminal
connections start at step TWO. (See Figure 3).
__ 1. Connect one end of a modular telephone
cord to the V-2001 RJ11 labeled T & R Page
and the other end to a vacant C.O. line
position or vacant loop start trunk port on
the customer premise equipment. (Go to
Step 4).
__ 2. Connect Tip of the vacant key system C. O.
line position or PABX loop start trunk to the
Tip screw terminal of the V-2001.
__ 3. Connect Ring of the vacant key system C.O.
line position or loop start trunk port to the
Ring screw terminal of the V-2001.
__ 4. Connect Tip of the one-way amplified
speakers to the screw terminal of one side of
the desired page out on the V-2001.
NOTE: There are three page outputs; two
with music and one without music.
__ 5. Connect Ring of the one-way amplified
speakers to the remaining screw terminal of
the desired page out on the V-2001.
__ 6. Connect the -24vdc terminal or lead of the
one-way amplified speakers to the -24vdc
screw terminal on the V-2001.
__ 7. Connect the GND terminal or lead of the one-
way amplified speakers to the GND screw
terminal on the V-2001.
NOTE: The Valcom V-2001 provides external power of
20 power units (1 amp of -24vdc) to operate Valcom
one-way amplified speakers. Additional power
supplies are required for a quantity of speakers using
power over the 20 power units. When using
additional power supplies, make certain: 1) The -
24vdc outputs are not connected to each other; 2)
Each one-way amplified speaker is connected to only
one power source.
__ 8. Set the Battery Feed slide switch to the
"ON" position on the V-2001.
__ 9. Plug in the power cord; Power ON LED will
illuminate.
Wiring Instructions (For connection to
a Telephone System Page Port)
__ 1. Connect one side of the telephone system
page port audio output to the Tip screw
terminal of the V-2001.
__ 2. Connect the other side of page port audio
output to Ring screw terminal of the V-2001.
__ 3. Connect Tip of the one-way amplified
speakers to the screw terminal of one side of
the desired page out on the V-2001. NOTE:
There are three page outputs; two with
music and one without music.
__ 4. Connect Ring of the one-way amplified
speakers to the remaining screw terminal of
the desired page out on the V-2001.
__ 5. Connect the -24vdc terminal or lead of the
one-way amplified speakers to the -24vdc
screw terminal on the V-2001.
__ 6. Connect the GND terminal or lead of the one-
way amplified speakers to the GND screw
terminal on the V-2001.

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NOTE: The Valcom V-2001 provides external power of
20 power units (1 amp of -24vdc) to operate Valcom
one-way amplified speakers. Additional power
supplies are required for a quantity of speakers using
power over the 20 power units. When using
additional power supplies, make certain: 1) The -
24vdc outputs are not connected to each other; 2)
Each one-way amplified speaker is connected to only
one power source.
__ 7. Set the battery feed slide switch to the
"OFF" position on the V-2001.
__ 8. Plug in the power cord; Power ON LED will
illuminate.
Optional Connections
a. Music Connections
Connect the output of a low level music source to the
screw terminals marked Music on the Input terminal
strip on the V-2001. Adjust music volume control on
the V-2001 to the appropriate level.
b. Night Ring Connections
If a contact closure from the telephone system is
used, connect the closure to the screw terminals
marked UNA Closure on the V-2001 input terminal
strip. Adjust the warble/single tone volume control
on the V-2001 to the appropriate level.
If ringing voltage is used from the telephone system,
connect the output to screw terminals marked UNA
ringing on the V-2001 input terminal strip. Adjust the
warble/single tone volume control on the V-2001 to
the appropriate level.
c. Single Tone Connections
Connect the contact closure of the device that is to
operate the single tone to the screw terminals marked
clock closure on the input terminal strip. Adjust the
warble/single tone volume control on the V-2001 to
the appropriate level.
Battery Backup
The V-2001 is equipped with a standard 3-prong
polarized MOLEX connector to allow the main unit
and a limited number of speakers to work with a fused
output (3 amp) battery backup supply (Valcom VPB-
260 or equivalent) in case of AC power failure.
Connect the molex connector cord from the VPB-260
(or equivalent) to the molex connector on the V-2001.
NOTE: The AC line cord of the VPB-260 andthe AC
line cord of the V-2001 should be plugged into the
same AC circuit.
Page Override
A page override feature is available on the V-2001. It
requires the use of a vacant C. O. line position or
vacant loop start trunk port in addition to the page
port, vacant C. O. Line position or vacant loop start
trunk port used for primary access of the V-2001.
Connect one end of a modular telephone cord to the
V-2001 RJ11 jack labeled "Tip and Ring OVR" and the
other end to the vacant C. O. line position or vacant
loop start trunk port on the customer premise
equipment to be used for page override.
OPERATION
General
When the V-2001 is connected to a C. O. line position
or a loop start trunk port, Tip and Ring battery feed is
provided with the BF switch in the "ON" position.
The voice switching circuit is turned on when the
person making the page begins to speak. Background
music, if connected, will be turned off on the two
outputs marked "page + music" and the persons
voice will be present on all three paging outputs. The
voice switching circuit remains on as long as the
person is speaking. When the page is completed or
the person stops speaking for more than 3 seconds,
the paging circuit is turned off and background music
is restored to the two "page + music" outputs.
The page override feature requires the use of a vacant
C. O. line position or vacant loop start trunk port in
addition to the page port, vacant C. O. line position or
vacant loop start trunk port used for primary access
of the V-2001.
The page override feature is accessed by pressing the
appropriate line key (electronic key system) or by
dialing the appropriate trunk access code (PABX).
Connection to the paging speakers will be immediate
(overriding any page in progress). The V-2001 will
automatically disconnect when the phone is hung up,
re-establishing any overridden page announcement.
A warble tone or a single tone over page can be
provided by the V-2001. A contact closure or 90VAC
ring signal is used to activate the warble tone. The
single tone is activated by a contact closure and
follows the contact operation.
Battery backup for the V-2001 is available through use
of a standard 3-prong polarized MOLEX connector.
The V-2001 is equipped with this connector to allow
the main unit and a limited number of speakers to
work with a fused output (3 amp) battery backup
supply (Valcom VPB-260 or equivalent) in case of AC
power failure.

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The unit provides a page control (PC) lead that may
be used with a customer provided 24VDC relay for
paging amplifiers that require a contact closure. The
page control lead provides a ground (+) whenever a
person is paging.
NOTE: When the V-2001 is connected to a paging
port, the BF switch should be in the "OFF" position.
The operation of the unit is the same.
TECHNICAL ASSISTANCE
When trouble is reported, verify that power is being
supplied to the unit and there are no broken
connections. Check voltages for proper polarity to
the one-way amplified speakers.
Table 1 identifies symptoms of some possible
problems with solutions.
If a spare unit is available, continue to troubleshoot
by substituting the spare unit for the suspected
defective unit.
Assistance in troubleshooting is available from the
factory. When calling, you should have a telephone
test set, several clip leads and a VOM available and
be calling from the job site. Call [phone] and
ask for an Applications Engineer.
The V-2001 is not field repairable. Valcom equipment
contains no user serviceable parts inside. Valcom,
Inc. maintains service facilities in Roanoke, VA.
Should repairs be necessary, attach a tag to the unit
clearly stating your company name, address, phone
number, contact person, and the nature of the
problem. Send the unit to the Repair and Return
Dept. at the address below.
TABLE 1: TROUBLESHOOTING CHART
SYMPTOM PROBABLE CAUSE AND SOLUTION
1. No output to speakers.
2. No music output.
3. No warble tone output.
4. No single tone output.
a. Using a test set, check for presence of audio on page outputs of the
V-2001 during a page. Refer to Connection Section.
b. Check AC line fuse on V-2001.
a. Using a test set, check for music on the music input terminals.
b. Check that speakers are connected to "page + music" outputs.
a. If a contact closure is used on the telephone system, use a ohm meter
to check the continuity of the contact closure when they are operated
when a call is ringing into the telephone system.
b. Using an AC volt meter, check for presence of ring voltage when a
call is ringing into the telephone system (if ringing is used).
a. Using an ohm meter, check the contact closure on the device that is to
operate the single tone.

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VALCOM LIMITED WARRANTY
Valcom, Inc. warrants its products to be free from the defects in materials and workmanship under conditions of normal
use and service for a period of one year from the date of shipment. The obligation under this warranty shall be limited to
the replacement, repair or refund of any such defective device within the warranty period, provided that:
1. inspection by Valcom, Inc. indicates the validity of the claim,
2. the defect is not the result of damage, misuse, or negligence after the original shipment,
3. the product has not been altered in any way or repaired by others and that factory sealed
units are unopened (A service charge plus parts and labor will be applied to units defaced
or physically damaged),
4. freight charges for the return of products to Valcom are prepaid,
5. all units 'out of warranty' are subject to a service charge. The service charge will cover
minor repairs (Major repairs will be subject to additional charges for parts and labor).
This warranty is in lieu of and excludes all other warranties, expressed or implied, and in no event shall
Valcom, Inc. be liable for any anticipated profits, consequential damages, loss of time or other losses
incurred by the buyer in connection with the purchase, operation or use of the product.
This warranty specifically excludes damage incurred in shipment. In the event a product is received in damaged condition,
the carrier should be notified immediately. Claims for such damage should be filed with the carrier involved in accordance
with the F.O.B. point.
Headquarters:
Valcom, Inc.
1111 Industry Avenue
Roanoke, VA 24013
Phone: [phone]
FAX: [phone]
In Canada:
CMX Corporation
35 Van Kirk Drive #11 and 12
Brampton, Ontario L7A1A5
Phone: [phone]
FAX: [phone]