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Maintenance
-
4g4Al494Ap
Service
Vot.
1
c2201
TP
+12
V
ol
?o,il,-
.e:
,-
zrfP2o3s-+o 5
r
(2)--
r
_rr
r1l*rffi
Figure
6'20.
16-20
MHz
phase
Lock
circuit
test
point
and
component
rocadons.
H222
21E2
tH:
Bullercd
Output
port
2182
llHz
MGrorlrip
Olcitfatof
?zm
Pi221
21E2
tHz
t
ntutfored
Ou$ut
port
l(Xt
lrHr
ieErance
fnpuf
0 d8m
2i200$HzReferencetircr
XX$ElzRelersncs
Dlffercncc
Frcqcncy
supplicr
2782ffi12
Tune
lnPut
A
:Centcr
trequoncy
tunang
!fub
9
:Bets,emitter
voltage
telednt
Tp1O15
C
:Fcedback
rdiu3lmcnt
teb
CtO2l
O
-Ccnter
trequency
edjurtrnent
t
b C1022
o
F,
qfo-
w
)LH-3
Flgure
6-21.
2182
MHz
2nd
LO
adiustment
and
test
point
tocations.