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2.6.3
1.3
GHz
Input
C
404398
(Option
41)
2.
6.
3.1
Refer
to
Figure
2.8 for
this
procedure.
The
installation
package
includes:
a.
Input
C
(1.3
GHz)
PCB
including coaxial
cable with snap-on
BNC
connector
(1)
P/N
19-1142-S-125
b.
Fused
BNC
connector
(1)
P/N
601235
c.
#4
split
lock
washers
(2)
P/N
617127
d.
#4
flat
washers
(2)
P/N
617102
e.
M3
x
8
screws
(2)
P/N
617067
2.
6.
3.2
Installation
a.
Disconnect the
AC
power
cord
at
the rear
panel
b.
Loosen, but
don't
remove,
the
two
rear
comer-feet
by
unfastening the
four retaining
screws (two per
foot).
Back
the corner feet out
approximately
5/8
inch.
Slide
the top
cover toward
the rear of the
unit,
then
lift
up and out
to
remove
c.
Connect
the
Input
C PCB
to the
motherboard
at
PL7
with
the
two
threaded spacers
toward
the right-hand side
frame
d.
Secure the option
PCB
to
the
shield,
using the
two
M3
x
6
screws
and
two
#4
split
lock
washers
e.
Remove
the black front-hole plug
from
INPUT C
and screw
the
fused
BNC
connector
into
the front panel.
Store the
front-hole plug
in
a
convenient place
f.
Connect
the coaxial cable
from
the
option
PCB
to
INPUT C
(as
shown)
using the
snap-on
BNC
connector
g.
Replace
the
top cover;
firmly
secure the
two
rear
corner-feet,
completing the
installation
2-14
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