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12 Volt Power On "Antenna In" Jacks
To power UAA-500 in-line antenna amplifiers,
12 volt power is available on the center pin of
the antenna in jacks. This power i s disabled
when the UAD4 leaves the factory but may be
turned on by the installer.
To turn on the 12 volts, first take off the cover
of the splitter by removing the screws. The
jumper is installed on one pin of the header at
the factory. To turn on power, unplug the
jumper and install it on both pins of the header.
SeeFigure7.
CAUTION: Do not attach antennas and splitters
with a DC short circuit to the antenna in jacks
when the power is turned on. Damage could re
-
sult to the splitter or other devices.
The following antennas and accessories may be
used with power on: FA-1, CLA-X, ALP-450B,
and UAA-500.
The following antennas and accessories may be
used with the power off: FA-1, CLA-X, and
ALP-450.
-6-
J16
C32
C33
L8
VC3
C31
J10
J16
L8
VC3
C31
J10
J16
C33
L8
VC3
C31
J10
J16
J16 POWER ON
C32
L8
VC3
C31
J10
C25
J11
C30
C26
J1
L6
J16 POWER OFF
J11POWERON
C25
J11
C30
C26
J1
L6
J11 POWER OFF
Figure 7
Moving Jumper
(Be sure to move jumper on both headers)