Wiring; Technical Assistance; Troubleshooting Chart - Valcom VP-2024 User Manual

Precautionary Designations
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
CAUTION: To reduce the risk of electric shock,
Do not remove cover.
No user serviceable parts inside.
Refer servicing to qualified service personnel.
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.

Wiring

When using the VP-2024 with Valcom page
equipment, a strap should be added from the local
ground terminal to the ground output. Refer to Figure
1 for connections to a Valcom page control unit.
When installing Valcom one-way amplified horns,
connect the white and black wires of the horn to the
power supply -24V and GND terminals respectively.
When installing Valcom one-way speakers, connect
the -24V and GND terminals of the speaker to the
corresponding power supply terminals.
PROBLEM
1. No Output
2. Blows Fuses

TECHNICAL ASSISTANCE

When trouble is reported, verify that AC power is
being supplied to the unit.
To test the power supply, remove all output
connections and measure the output voltage with a
meter. If no voltage is measured, replace the unit.
Assistance in troubleshooting is available from the
factory. When calling, you should have a VOM and a
test set available and be calling from the job site. Call
(540) 563-2000 and ask for Technical Support, or call
(540) 767-1555 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:

TROUBLESHOOTING CHART

a. Verify AC present at receptacle.
b. Check for blown fuse.
a. Verify total equipment power consumption does not exceed 2 Amps.
b. Disconnect AC while making power connections.
2
Valcom, Inc.
Repair and Return Dept.
5614 Hollins Road
Roanoke, VA 24019-5056
ACTION TO BE TAKEN