TM 11-5821-333-30
2-23. OPERATIONAL CHECK. Continued
ACTION
RESPONSE
Step 16. HOMING CHECKS. Continued
o.
p.
q.
r.
s.
Set test adapter switches:
S1
OFF
S2
1
Set rf signal generator output level to -28
dBm and read DMM.
Connect 3 dB pad between test cable and J4
on test adapter.
Remove 3 dB pad from between test cable
and J4. Connect it between test cable and
J5.
Remove 3 db pad, and set rf signal generator
level to -120 dBm.
Step 17. RETRANSMIT CHECKS
a. Set uut switches:
FUNCTION
RXMT
MODE
SC
PRESET
MAN
b. Set PRESET switch on ref rt to MAN,
c. Set test adapter switches:
S2
4
TEST EQUIPMENT
SELECTOR
ICS
PTT(S8)
UUT
d. Speak into headset and listen to audio.
e. Set test adapter switches:
PTT(S8)
S2
TEST EQUIPMENT
SELECTOR
CAL
OFF
5
SCOPE
IN
o. No response.
p. DMM reads -30 to +30 mV dc. If not, go
to chart 29.
q. DMM reads -400 to -100 mV dc. If not,
fails steering left. Go to chart 30.
r.
DMM reads 100 to 400 mV dc. If not, fails
steering right, Go to chart 30.
s. No response,
a. No response.
b. No response.
c. No response.
d. Voice is heard in headset, If not and
LAMP 3 is lit, switching module (A5) is
bad. If not and LAMP 3 is not lit, go to
chart 31.
e. No response.
2-32
