Eddystone 990R - Converting a standard 990 R receiver to rack-mounting

Converting
a
standard
990R receiver
to
rack-mounting
.
This
is
a
simple
operation
taking
only a
few
minutes
to
complete.
A
screwdriver
is
the only
tool
required.
1
.
Remove
rubber
mounting
feet and
store
(with
screws)
for
possible
future
use.
2.
Attach
rack-mounting
brackets
to
leading
edges
of
cabinet
using
the
four
screws
supplied
with
the
kit.
Fitting
shock-absorbent
mountings
to
the
990R
receiver
.
1.
Place
the-
receiver
upside
down
and
remove
the
rubber
mounting
feet.
Store
for
poss-
ible
future
use.
2.
Take
the
large
neoprene
washers
and
place
these
over
the
fixing
holes in the
under-
side
of
the
cabinet
(stepped
face
uppermost).
3
.
Lower
the
channel-
shaped
mounting
brackets
onto
the washers,
keeping the fixing
flange
towards
the
outside
of
the
receiver
and
at
the same
time
making sure
that
the
step on
the
washers
locates
with
the holes
in
the brackets.
4
.
Place
the
smaller
neoprene
washers
on
the
inside
of
the channel
and
pass
the 2
BA
screws
with
brass
washers
through
both
neoprene
washers.
5
. Locate
screws
in
hank-bushes
in
cabinet
and
tighten.
6
. Fix
channel
mounting
brackets
to
bench
top
with
suitable
screws.
Take
care to bond
the
brackets
to
the
bench
top
if
this
is
of
metal
construction.
Panoramic
Display
Installation
Type
EPR30 .
The
990R
receiver
can
be
supplied
as a
panoramic
display installation which com-
prises
the
following
items
and
is
designated
Model
EPR30
(EPR
30
/RM rack-mounting).
1
.
990
R
receiver
(99®/^)
•
2.
EP17R Panoramic
Display
Unit
(or
EPITR/RM)
•
3
.
959
IF
Converter
(or
959/l)
•
(10»7
MHz
in,
5*2-
MHz
out).
4
.
Loudspeaker
Unit
(bench-mounted
version
only).
5
.
Pair of
tie-bars
for
bench-mounted
installation.
6 .
Associated
cabling
and
connectors.
Assembly of
EPR30
Panoramic
Display
Installation
.
1.
Invert
receiver
and
remove
the
four
rubber
feet (if
fitted).
Attach
loudspeaker
unit
to
underside
of
receiver
vising
the
four
screws
provided. Do not
use
the
screws
which
previously
held
the
rubber
feet
.
2. Connect
the
loudspeaker
lead
to
the
30
terminals
at
the
rear of the
receiver.
3.
Place
receiver
in a
face-down
position
and
remove
the
four
cabinet
retaining
screws.
Fit
the two
tie-bars
to
the
receiver,
omitting
at
this stage
the top
retaining
screw
on
the
left-hand
bar
(adjacent
to
aerial
input
socket).
Fit
spacing
washer
on
the
bottom
left-hand
screw.
Set
receiver
down
resting
on
its
plinth
speaker unit.
4
.
Remove
the
four
cabinet
retaining
screws
from
the
EP17R Display Unit
and
place
it on
top
of
the
receiver.
Re-fit
three
of
the
screws
through
the
tie-bars
(spacing
wash-
er
on
top
left-hand
screw)
. Omit
screw
in
lower
left-hand
corner.
5
.
Slacken
the
two
screws
in
the
left-hand
tie-bar
and
slide
the
959
IF Converter
mounting
bracket
between
the
tie-bar
and
the
rear
of
the main
units
so
that
the
two
holes
in
the
bracket
coincide
with
the
two
centre
fixing holes
in the bar.
Fit the
two
screws
omitted
in
operations
(3)
and
(4)
above.
Tighten
all
screws
securely.
6
.
Connect
the
receiver
IF
Output
socket
to the
Input
socket
on
the
959
Converter
and
the
IF
Output
socket
on the
IF Converter
to
the
Input
socket on the Display
Unit,
using
the
leads
provided.
Plug
the
959
IP
Converter
supply
connector into
the
12V
supply
socket
on
the
receiver
after
removing
the
existing
shorting
plug.
7
.
Make
"all
other
external
connections
as
for
normal receiver
installation as
des-
cribed
later
in
this
Section.
-14-