TM 11-5821-333-30
6-20. OPERATIONAL CHECK. Continued
ACTION
RESPONSE
Step 21. RF SECTION TEST. Continued
j.
k.
1.
m.
n.
0.
p.
q.
r.
Set test adapter-
j.
No response.
S1: OFF
S2: 10
Connect cable W5 to J3.
Set RF signal generator-
RF OUTPUT: ON.
Set test adapter-
S1:7
S2: OFF
Connect scope channel 1 to J16 using setup
shown in figure 6-41.
Set test adapter-
S1
:10.
Connect signal generator output to J16.
Connect scope probe to J4 using setup
shown in figure 6-41.
Connect scope probe to J5 using setup
shown in figure 6-41.
Step 22. AC POWER TEST
k. No response.
l,
Scope channel 1 displays signal with a level
less than 10 mV P-P, If not, to go chart 24.
m. No response.
n. Scope channel 1 displays 160 to 240 mV P-P
signal. If not, go to chart 25.
0. No response.
p. No response.
q. Scope channel 1 displays 80 to 120 mV P-P
signal. If not, go to chart 26.
r.
Scope channel 1 displays 80 to 120 mV P-P
signal. If not, go to chart 27.
Presets:
SET TEST ADAPTER–
CONNECT:
TEST CABLE W7 FROM AC SUPPLY
S2: OFF
TO J20.
DC: OFF
Set test adapter AC switch to ON.
AC switch stays on. If AC switch trips, then go
to chart 28.
SET TEST ADAPTER–
DISCONNECT TEST CABLE FROM AC SUPPLY AND
AC: OFF
J20.
6-181
