Rev E TR-220 90 008 088-1
2-18
6. To advance, toggle the AUTO/TEST/MANUAL switch to MANUAL. The next test
in sequence will commence:
7. To advance, toggle the AUTO/TEST/MANUAL switch to MANUAL. The next test
in sequence will commence:
8. Toggle the AUTO/TEST/MANUAL switch to MANUAL to advance to the next
sequence:
9. Toggle the AUTO/TEST/MANUAL switch to MANUAL to advance to the next
sequence:
M C 6520 10000’ 100%
0.45-20.35-0.45 PASS
Test Complete. Display indicates the UUT
ltitude Gray Code (6520=1000’), Rcvr.
Efficiency as a percentage (100%),
Transponder Framing Pulse widths (0.45)
and separation measured in .05 µs
increments (20.35 µs).
n alternating display indicates the Mode
C Reply Delay and Jitter with a P(ass) or
F(ail) indication for each measurement.
**
Mode A SLS /
Testing . . .
Mode A SLS tests are initiated. The test
set makes alternating interrogations with
and without the SLS pulse.
SLS P1>P2 100% PASS
P1=P2 0% PASS
When P1>P2 (SLS pulse at P1 - 9dB) the
transponder reply efficiency should be
greater than 99%. For P1=P3 (SLS) The
transponder reply efficiency should be less
than 1%
M A All Call /
Testing . . .
M A All Call /
A02008 100%
M C All Call /
Testing . . .
Mode A All Call Test initialized. Transmits
an M A All Call.
Test Complete. Successful DF=11 reply
will display the decoded aircraft address in
Hexadecimal (A02008) and Receiver
Efficiency as a percentage (100%).
Mode 3C All Call Test initialized. Transmits
a Mode 3C All Call.
M C All Call /
A02008 100%
Test Complete. Successful DF=11 reply
will display the decoded aircraft address in
Hexadecimal (A02008) and Receiver
Efficiency as a percentage (100%).
M C Rply 3.11us P
M C Jitter 25ns P
** Denotes a test only available with
Software Revision 5.00 or
reater.
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