Troubleshooting Chart - Valcom VP-4124 User Manual

Repair and Return Dept.
5614 Hollins Road
PROBLEMS
1. No output
2. LED pulses in reset mode
Typical Page
Control Unit
A Ground
A Battery
B Ground
B Battery
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 damage s, 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.
5614 Hollins Road
Roanoke, VA 24019-5056
Phone: (540) 563-2000
FAX:

TROUBLESHOOTING CHART

a. Verify AC present at receptacle.
b. Remove DC load and check for 24VDC using a VOM.
a. Locate and correct short circuit in output wiring.
b. Verify total equipment power consumption does not exceed 4 Amps.
FIGURE 1
VALCOM LIMITED WARRANTY
Headquarters:
Valcom, Inc.
(540) 362-9800
3
Roanoke, VA 24019-5056
SOLUTIONS
Optional
Ground
Reference
Strap
To other page units
or amplified
speaker assemblies
- + - +
24V Outputs
Local
GND
In Canada
CMX Corporation
35 Van Kirk Drive #11 and 12
Brampton, Ontario L7A 1A5
Phone: (905) 456-1072
FAX: (905) 456-2269
VP-4124/VP-4124-E
Power Supply