10 |
P a ge
BDA INSTALLATION
DO
NOT
APPLY
A.C.
POWER
TO
THE
BDA
UNTIL
CABLES
ARE
CONNECTED
TO
BOTH
PORTS
OF
THE
BDA
AND
THE
ANTENNAS.
1.
Mount
the
BDA
on
the
wall
with
the
RF
connectors
pointing
DOWN.
Using
appropriate
screws
and
anchors,
attach
the
BDA
to
the
wall
at
the
four
mounting
holes
on
the
side
flanges.
2.
Ensure
that
the
isolation
between
the
donor
antenna
and
the
service
antenna
is
at
least
15
dB
greater
than
the
BDA
gain.
(Use
the
higher
of
the
Uplink
and
Downlink
gains
reported
on
the
BDA
test
data
sheet).
3.
Connect
the
cable
from
the
donor
antenna
to
the
BDA
connector
labeled
“BASE”
and
the
cable
from
the
service
antennas
to
the
BDA
connector
labeled
“MOBILE”.
4.
Verify
that
both
of
the
attenuator’s
are
positioned
to
its
maximum
setting
(30
dB)
on
the
unit’s
front
panel.
5.
Connect
the
power
cord
to
the
BDA
and
then
to
the
power
source.
Verify
that
the
“Power
ON”
lamp
is
illuminated.
Installation
of
the
BDA
is
now
complete.
To
adjust
the
gain
controls
to
suit
the
specific
signal
environment,
refer
to
the
next
section
(Operation)
of
the
manual.
Note:
For
repeat
installations
of
existing
equipment,
make
sure
the
attenuation
is
positioned
to
its
maximum
setting
(30
dB).
After
verification
of
the
attenuation,
follow
the
above
steps
starting
with
step
1.
Содержание BDA-PS8NEPS-20/20-70-M
Страница 11: ...11 P a ge MECHANICAL OUTLINE...
Страница 18: ...18 P a ge APPENDIX 2 Antenna Separation variable definitions...
