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1261B User Manual
Configuring The 1261B 2-12
Racal Instruments
Ó
1995
2. The following assembly is required to lock the instrument into
its operating position in the rack: (each side)
a.
If rack rail is not tapped, slip three self-anchoring #10-
32 retaining nuts (Item 9) onto the mounting rail of the
rack (each side). These nuts should be aligned with
the slots in the rack mounting ears previously attached
to the mainframe (Items 4 and 5).
b.
Slide the instrument fully into the rack until the rack
mounting ears strike the slide screws or front rail.
Secure the instrument in place using six Phillips
Panhead #10-32 x 3/4 screws (Item 13).
Rack mount Installation is now complete.
Installing Option
54-1 and 54-2
Receiver Front
Extension
Instructions for installing Option 54-1 and 54-2 Receiver Front
Extension Mount Assembly (P/N 407421 and 407431) onto the
1261B are included in the kit that is shipped with the option. See
Figures A-5
and
A-6
for side view and dimensions.
Installing Inter-
Module Shields
Option 52
Instructions for installing Option 52 Inter-module Shields (P/N
407419) onto the 1261B are included in the kit that is shipped with
the option.
Installing ASFP
Panel Option 23
Instructions for installing Option 23 ASFP Panel (P/N 407322) onto
the 1261B are included in the kit that is shipped with the option.
Installing Rack
Mount Door
NOTE
The door is part of Options 02, 03, 12 and 13. The
door will not function if the rack mount ear is
installed at the first or second row of holes behind
the flange.
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