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TM 11-5820-890-30-5
3-32. REPLACEMENT OF RF CABLES.
Tools:
3/16-inch nutdriver
Adjustable wrench
Soldering kit
Wire cutters
Expendable supplies:
Alcohol
Cotton swabs
Solder
References:
Paragraph 3-25 for removal and installation of test adapter from maintenance group lid.
Figure 3-12 for illustration of RF cables.
ITEM
ACTION
REMARKS
REMOVAL
a.
b.
c.
d.
e.
Cable tiedown straps
Plastic clamps (34), hex
nuts (28), flat washers
(29), and spacers (35)
SMA connector end
of RF cable
Soldered end of
RF cable
RF cable
Locate RF cable to be removed, and re-
move and discard cable tiedown straps.
Use 3/16-inch nutdriver. On the attenu-
ator (32) or the dummy load (33), re-
move and retain the affected plastic
clamps (34) and mounting hardware.
Using adjustable wrench, unscrew and
disconnect SMA connector of RF cable
from attenuator (32) or T-connector (53),
taking care to note the position of the RF
cable to be removed.
Note position of RF cable. Using soldering
kit, desolder RF cable and cable shield
from connector on chassis (67).
Remove and discard RF cable from chassis
(67), and note position and routing.
INSTALLATION
f.
g.
h.
i.
j.
RF cable
Soldered end of
RF cable
SMA connector end
of RF cable
Plastic clamps (34), hex
nuts (28), flat washers
(29), and spacers (35)
Cable tiedown straps
Insert replacement RF cable in chassis (67),
and route in previously noted position.
Using soldering kit, solder RF cable and
cable shield to correct position and
connector.
Using adjustable wrench, position RF cable
and connect SMA connector of RF cable
to attenuator (32) or T-connector (53).
Use 3/16-inch nutdriver. On the attenuator
(32) or dummy load (33), reinstall the af-
fected plastic clamps (34) and mounting
hardware.
Locate RF cable tiedown areas, and install
new tiedown straps.
See figure 3-12 (sheet 2).
Applies to RF cables W2,
W4, W5, and W6.
Applies to RF cables W1,
W3, W8, W9, and W10.
Before and after soldering,
clean solder joints with
cotton swabs and alcohol.
These were removed in
step b.
3-102
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