Specifications

TM 11-5820-670-30
2-26. TROUBLESHOOTING CHARTS. (CONT)
CHART 2-24
Control Unit Troubleshooting
(Sheet 7 of 12)
MODE SWITCH at RETRAN, SQUELCH switch at TONE.
FROM PIN
x
GG
FF,MM,NN,t,s,a,V
HH
q
v
JJ
PP
y
w
e,f,F
x
b,Z
MODE SWITCH at HOME, SQUELCH switch at DIS.
FROM PIN
X,FF,HH,u,PP,w,c,Y
GG
DD
e,f,F
MM
t
q
JJ
JJ
JJ
y
d
b,Z,v
TO PIN
Ground
DD
All other pins
Y
v
u
N
KK,B
x
KK,d
E,D,C
c
Ground
TO PIN
All other pins
DD
e,f,F
DD,E,D,C
NN
s
47v
N
A
KK
x
KK,B
Ground
RESISTANCE
0
27 k
Inf
0
0
0
0 (VOL fully clockwise)
0
0
0
0
510
0
RESISTANCE
Inf
27 k
Inf
0
0
0
0
0 (VOL fully clockwise)
0
163 (VOL fully clockwise)
0
0
0
2-120