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TM 11-5820-890-30-5
3-17. OPERATIONAL CHECK. Continued
Step 1. SELF-TEST, RECEIVE, AND TRANSMIT CHECK. Continued
Action
r.
Disconnect RF probe from DMM. Connect
DMM to DMM connector.
Set TEST EQPT SELECTOR: DMM.
Set RESPONSE to 7, 8, 9, and 10, one
position at a time, and read DMM for
each position.
s. Set UUT RT: CHAN: 1.
Set RESP SEL: S2.
Set PTT: UUT.
Set RESPONSE to 1, 2, and 3, one at a
time, and read DMM for each position.
t.
Set UUT RT: CHAN: 2.
Set RESPONSE to 1, 2, and 3, one at a
time, and read DMM for each position.
u. Set UUT RT: CHAN: 3.
Set RESPONSE to 1, 2, and 3, one at a
time, and read DMM for each position.
v. Set RESPONSE: 4.
Read DMM.
Response
r.
DMM readings are:
RESPONSE
Reading (V dc)
7
6.55
to
6.95
812.6 to 13.4
925.0 to 29.0
10180
to 220
If any voltage is incorrect, the mounting
adapter is bad. See chapter 4.
s.
DMM readings are:
RESPONSE
Reading (V dc)
1 Logic 0
-0.5 to 0.5
2 Logic 0
-0.5 to 0.5
3 Logic 1
6.25 to 7.25
If any voltage is incorrect, go to chart 3.
t.
DMM readings are:
RESPONSE
Reading (V dc)
1 Logic 0
-0.5 to 0.5
2 Logic 1
6.25 to 7.25
3 Logic 0
-0.5 to 0.5
If any voltage is incorrect, go to chart 3.
u. DMM readings are:
RESPONSE
Reading (V dc)
1 Logic 1
6.25 to 7.25
2 Logic 0
-0.5 to 0.5
3 Logic 0
-0.5 to 0.5
If any voltage is incorrect, go to chart 3.
v. DMM reads -0.5 to 0.5 V dc. If not,
go to chart 3.
3-30
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