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PART
B;
Installation
MECHANICAL
INSTALLATION
INSTALLATION
OF
OPTIONS
|—
COWMECTOR'a
1
UME
oik
\M
Vertical space
of
one standard rack
unit
(1
3/4"/4.5cm)
is
required
for
the
412A;
two
rack
units
(3
l/2"/8.9cm)
are required
for
the
414A.
Mounting
the
unit
directly
over
large
heat-producing devices
like
a
vacuum-tube
power
amplifier
may
shorten
component
life
and
is
not
recommended. Ambient
temperature
should
not
exceed
113°F
(45°C)
when
equipment
is
powered.
XLR
Connector
Installation:
To
install
the optional
XLR
connectors, obtain
(2
ea.)
S
witchcraft
D3M
and
(2
ea.)
Switchcraft
D3F
(or
equivalent)
connectors
from
a
local
supplier.
These connectors
are
also
available directly
from Orban
as
retrofit
kit
RET-28.
Remove
the
cover
plate
from
the
rear
chassis
apron and
install
each connector
with
a
pair
of
#4-40-1/4"
flat-head screws,
nuts,
and lockwashers.
On
each
channel
in
turn,
connect
jumper
wires
from
the barrier
strip to
the
XLR's
as
shown
in
Fig.
B-1.
FROIA
OF
CHAS>S>S
RETZa.VdlRE
UST
(
XER
CONMECrOK-El
XUR
C0^4^VeCT0R
KLR.
CO^^^ieCTOR
L\»^e
COT
TO
FROIA
TO
COLOR
LOO
flSQlii
JW-v
(Ar)
LOO
BLR
(lo)
BUJ'I
JU-E
(ui) Tft-i-S oot(-)
)tw\5T
Jvo-E
(hO TB5-1
W(+)
JU-3
(Wh
T6'5-'V
00T(+)
-
TABV-t
SUOViJVi
FOR
CWAV\ViE.\.
A, R.E.PU\CATe
FOR
CRAMMEU
E
Fig.
B-1:
WIRING OF
OPTIONAL
CONNECTORS
5
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