JRC NDR-91 User Manual

3.
INSTALLATION
3.1
INSTALLATION
(
I
)
When installing the receiver
on the
l9-inch
standard
rack,
place
the
guide
bolt
provided
on the
side
of
the
chassis
on
the rails,
and
push
the receiver
to the
inside
of the rack.
Then, flx
the receiver
in
position
by
screwing
the
5-rnm
screws
through
the mounting
holes
at two
positions
of
both
left
and right
sides
of the front
panel.
(2)
When installing
the
receiver
on the
desk,
Llse
the special
cabinet
(optionally
available
on
separate order).
Attaclt the slide rails
(supplied
with
the
cabinet
case) onto
left
and right
sides
of
chassis
of the receiver
and mount
the receiver
in the
cabinet
case.
Fix
the receiver
to the
cabinet
case
by
screwing
the 5-mm
screws
through
four mounting
holes
on
the front
panel.
3.2 ANTI-INDUCTION
OF THE
TRANSMITTING
WAVE
When the receiver
is operated
with
a
paired
transmitter,
it sometimes
happens
that
the
transmitting
wave of own
station is
induced
in
the receiving
antenna.
When
the induction
current
of the
transmitting
waves is
I ampere
or less,
the receiver
is
protected
by the built-in
input
protective
circuit.
But if the
induction
current
exceeds
I
anlpere, the input
circuit
of
the receiver
may
be
burnt out.
When
the
receiving
antenna suf-fers
fiom
such
an excessive
induction
current, move
the
receiving
antenna
as
far
as
possible
trom
the
transmitting
antenna, or
insert
the anti-inducer
in
series
betweetr
the receiving
autenna
and
antenna input
connector
as shown in Fig.3.l.
Receiving
antenna
l00v
60w 100v
I
60w
I
PL1
01 PL1
02
|
l/\l
i- ç?(e}
-{çf-'-_----_--..
a-f
-
#to'
Q
-
to
tne[Àtrtrlconnecter
rl
ll
L_
__J
AW-01
'18
Anti-inducer
Fig. 3.1
Protection
of the
Receiver
by the
Anti-inducer
3.3 CONNECTION
OF
EXTERNAL
LINES
(l)
This
receiver is
operable
in either
ACl00tlO%
(50/60
Hz)
or
DC24V!lO%.
For AC
operation, conrlect the
AC
power
cable to
[nC
tO()Vl
located
on
the
rear
panel
of the
nrair-t
tratne.
For DCI
operation,
connect
the
DC
power
cable
MPKCQ|74I
(option)
to
LO_.9_?4
located
on the rear
panel
of
the main frame.
-
6,

JRC NDR-91 Specifications

General

Brand	JRC
Model	NDR-91
Category	Receiver
Language	English