One-Way V-763 - Loudspeaker Valcom - Free user manual and instructions

Product Type	One-Way Horn Speaker
Brand	Valcom
Model	One-Way V-763
Impedance	8 Ohms
Power Handling	30 Watts RMS
Frequency Response	400 Hz - 4 kHz
Sound Pressure Level (1W/1m)	105 dB
Dimensions (H x W x D)	10.2 x 8.5 x 8.5 inches
Weight	2.5 lbs
Material	Impact-resistant ABS plastic
Mounting Type	Wall-mount with swivel bracket
Connection Type	Screw terminals
Input Voltage	25V or 70V line transformer compatible
Primary Functions	Paging, background music, public address
Cleaning Instructions	Wipe with a dry cloth; avoid liquids and abrasives
Safety Warnings	Do not exceed rated power; ensure secure mounting
Spare Parts Availability	Transformer, grille, and mounting bracket available separately
Repairability Index	3 out of 5 (modular components)

Frequently Asked Questions - One-Way V-763 Valcom

What is the impedance of the Valcom One-Way V-763 speaker?

The speaker has an impedance of 8 Ohms, suitable for most commercial paging systems.

How do I connect the V-763 to a 70V line?

Use the screw terminals on the back. Connect the transformer tap to the 70V line and ensure the speaker is set to the correct power tap (e.g., 30W, 15W, etc.).

What is the power handling of this speaker?

It handles up to 30 Watts RMS. Do not exceed this to avoid damage.

What tools are needed for wall mounting?

You will need a drill, appropriate screws for the wall material, and a screwdriver for the terminal connections.

Can I use this speaker outdoors?

The V-763 is designed for indoor use or covered outdoor areas. Exposure to direct rain or moisture may damage it.

What is the frequency response of the V-763?

The frequency response is 400 Hz to 4 kHz, optimized for speech clarity in paging applications.

How do I clean the speaker?

Unplug the unit and wipe the exterior with a dry or slightly damp cloth. Do not use harsh chemicals or soak the speaker.

Does the speaker come with a mounting bracket?

Yes, it includes a swivel bracket for easy wall installation.

Can I adjust the volume on the speaker itself?

No, the V-763 does not have a volume control. Volume is adjusted at the amplifier or paging system.

What is the warranty period for Valcom V-763?

Valcom offers a 1-year limited warranty on parts and labor.

USER MANUAL One-Way V-763 Valcom

When trouble is reported, verify there are no broken connections to the unit and consult the Troubleshooting Chart. Assistance in troubleshooting is available from the factory. When calling, you should have a Volt-Ohm meter and a lineman's test set available and be calling from the job site. Call [phone] and ask for Technical Support, or call [phone] for Valcom 24-hour Faxback System or visit our website at http://www.valcom.com.

Valcom equipment is not field repairable. 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:

Valcom, Inc.

Repair and Return Dept.

5614 Hollins Road

Roanoke, VA 24019-5056

VALCOM LIMITED WARRANTY

Valcom, Inc. warrants its products to be free from 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: In Canada

Valcom, Inc. CMX Corporation

5614 Hollins Road

Roanoke, VA 24019-5056

Phone: [phone]

FAX: [phone]

35 Van Kirk Drive #11 and 12

Brampton, Ontario L7A1A5

Phone: [phone]

FAX: [phone]

INSTALLATION INSTRUCTIONS FOR

AMPLIFIED DESK SPEAKER

Three white rectangular electronic devices with black leads, arranged on a plain background (no visible text or symbols)

MODEL NO. V-763

Issue 7 947163

VALCOM ONE-WAY AMPLIFIED DESK SPEAKER

Valcom Desk Speaker, V-763, is self-amplified and may be used to provide paging from any one-way or talkback page control. The volume may be adjusted with the knob on the front of the housing. The V-763 requires -24VDC, 50mA (1 Valcom power unit).

Model V-763-BK	Black
Model V-763-W	White
Model V-763-GY	Gray

NOMINAL SPECIFICATIONS

Input Impedance: 600 Ohm nominal

Input level: -10dBm nominal

Current at -24VDC:

Dimensions: 3.90" H x 5.10" W x 3.20" D

(9.91cm H x 12.95cm W x 8.13cm D)

Weight: .6 lbs. (.27 kg)

WIRING

Make connections as shown below using standard, twisted telephone cable. Limit the number of speakers to five (5) per 500 foot run.

graph TD
    A["Valcom Page Control"] --> B["Page Out"]
    B --> C["Tip/A Ring/B -24VDC Gnd"]
    C --> D["One-Way Amplified Speaker"]
    D --> E["Ground -Black -Yellow Tip -Green Ring -Red"]
    F["Valcom -24VDC Power Supply"] --> G["-"]
    F --> H["+"]

NOTE: Do not connect this speaker directly to 25/70/100V 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. MOUNTING

The V-763 can be used on a desk or wall mounted. The front cover may be rotated to match positioning. Four rubber feet are included with the V-763 to prevent movement on a desk surface.

Key hole patterns are located on the inside rear surface of the enclosure for wall mounting. When wall mounting, remove the front cover, mount and replace the front cover. Use a 11/32" drill bit to drill the center hole and a 3/16" bit to drill either of the outer holes.

TROUBLESHOOTING CHART

Problems	Probable Causes and Corrections
No Audio from Speaker	1. Check that volume control is turned up (Clockwise).2. Using a lineman’s test set, check for the proper audio level on the Tip/A & Ring/B leads, and if necessary at the source.
Low Volume from the Speaker	1. Check that volume control is turned up.2. Check voltage at the speaker when in use (-18 to -24 VDC required).3. Using a lineman’s test set, check for proper audio level on the Tip/A & Ring/B leads. It is possible some low level audio will be heard with only one side of Tip/A and Ring/B connected.
Loud Squeal (feedback)	1. Lower volume of speaker.2. Move speaker to location further from phone.3. Install confidencer on phone in severe problem area.