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Page Title:
Table 2-1. Controls and Indicators-Continued |
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 TM 11-5895-1179-13 * EE132-EA-OMP-010/E106 KY883 * TO 31S1-2GSC-161
Table 2-1. Controls and Indicators-Continued
Item
No.
Control/Indicator
Function
B
Put the DECODER MODE select switch in
the B position when you are operating
in a satellite communications link
that is being pulse jammed.
C
Put the DECODER MODE select switch in
the C position when you are operating
in a satellite communications link
where antenna switching is
possible.
6
ON LINE FAULT
Tells you if a problem was found
INDICATORS
during the on-line self-test that
runs
automatically during normal operation.
ENCODER
If any of these indicators are on
DECODER
during normal operation, notify the
ERROR RATE
next higher level of maintenance. The
CLOCK
electronic signal will also sound if an
POWER SUPPLY
ON LINE FAULT INDICATOR comes on.
7
ON LINE/SELF TEST
When the FUNCTION select switch is in
switch
the ON LINE position, this three
posi-
normally, disable the electronic
signal
if it sounds because the error rate
exceeds the alarm threshold you set, or
test all the indicators on the encoder-
decoder front panel assembly.
To operate normally, leave the ON
LINE/
SELF TEST switch in the center
position.
To disable the electronic signal (turn
it off once it sounds) put the ON
LINE/
SELF TEST switch in the up position.
The ON LINE/SELF TEST switch will
return to the center position when you
let go. The electronic signal will go
off.
To test all the indicators on the
encoder-decoder, put the ON LINE/SELF
TEST switch in the down position. The
ON LINE/SELF TEST switch will return to
the center position when you release
it. All the indicators on the
encoder-
decoder should come on while the switch
is held down.
2-3
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