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TM 11-5820-890-30-5
3-17. OPERATIONAL CHECK. Continued
Step 11. RF SECTION TEST. Continued
Action
d.
e.
f.
g.
h.
Set
Set
test adapter:
RF SWITCH: 2.
test adapter:
RF SWITCH: 4.
Connect scope channel 1 input to
RF SIG GEN connector using impedance
matching setup.
Connect scope channel 1
ANT REF connector using
matching setup.
Set signal generator:
LEVEL: +15 dBm.
Set test adapter:
RF SWITCH: 3.
input to
impedance
Response
d.
e.
f.
g.
h.
Scope channel 1 displays a 50 to 75 mV
p-p signal. If not, go to chart 16.
Scope channel 1 displays a 0 mV p-p
(-10 to 10 mV p-p) signal. If not, go to
chart 17.
Scope channel 1 displays a 50 to 75 mV
p-p signal. If not, go to chart 18.
No response.
Scope channel 1 displays a 30 to 50 mV
p-p signal. If not, go to chart 19.
3-39
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