Yaesu FT-840 Service Manual page 83

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Circuit Diagram
RX (TX)
NOTE :
R E S I STER
VALUES ARE
C A P A C I T OR VALUES ARE
I N DUCTOR
VALUES ARE
UNLESS OTHERW I SE NOTED.
FT-840 Technical Supplement
C5047
/
13.57V
a>>
w >
<'> 0
O l!l
l!l
u-
0
1.33V
I N Q , l /6W :
I N
P F .
50V
:
H
I N
R50 1 4 3 . 3 I W
13.57V
_.
(13.52v)
R50 1 5 3 . 3 I W
C5043
0 . 047 F
>
N
LL
0
g �
!D C')
"'"
ow
Q[l_
o w
or-.
U><n
U •
l
l!l -
o -
0
_J ­
<r: -
J
w
[l_
"
(!)
FAN O N :
a.24V
FAN ON:
FAN OFF:
13.57V
a.76V
FAN O F F :
a.10V
I
Q50l
2SC200 1 L
F A N O N:
av
r - - - - - - - - - - - - - - - - - - �
J5 0 0 7
I
FAN O FF:
av
P 0 09062
"'
z
z
<
<
lL
LL
PA Unit
LPF
J5003
R0 1 00970
GNO
I
J5004
R0 1 00970
1 3 . 5V
JP5001
T9206322
1 3 . SV
TX9
GNO
P-S\11
GNO
51-1

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