Valcom V1038 Operation & User’s Manual
Text of the manual
PAGING HORN/AMPLIFIER ASSEMBLY
30 WATT -48VDC WITH VOLUME CONTROL
INTRODUCTION
This instruction provides identification, installation
and technical assistance information for the V-1038
Horn/Amplifier Assembly.
This paging unit has received a FCC type KX
registration and is designed to be used with FCC
registered key teleph
The volume control is factory pre-set approximately
mid-way. As the system is put in operation, the
individual volume controls may be readjusted as
necessary.
By loosening the knob on the base approximately four
turns, the horn may be rotated or moved up and down
to obtain the desired position.
TECHNICAL ASSISTANCE
When trouble is reported, verify that po
PROBABLE CAUSES AND CORRECTIONS
No Sound
Low Volume
Loud Squeal (feedback)
1. Check that volume control is turned up.
2. Check presence of -48VDC and GND.
3. Make sure the WHT wire is connected to -48VDC.
4. Using a lineman's test set, check for the proper audio level on the
T & R leads, and if necessary also at the
