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A
-
• SCHEMATIC DIAGRAM (TUNER & OPERATION)
1
Each voltage given here represents that in the FM (98. 1MHz, STEREO) reception mode
but the one in the parentheses (
1----------------------------------
I
PKI
rO ~
I
I
2
3
4
I
~
-
TEl
ffi ffi
LA005~
~
>
t:=:\
ANT <
Lg
'::;Y
75/1
'0-
0-
AM
2
'~'
Ie;,
" .
l ~;}:
I
I
r
1
I
.~ ;: ~' :
I;
1
1
-
.,." b
I
l'
15'
'.J
I
'I:
1
OJ
~:6
I
., .. ~
'
!
3
I
IQ ~
,
I
,
_
I
,
I
I
I
I
4
I
I
I
I
I
_
I
I
I
I
I
5
,
I
_
IITUN~R
I
Bel
) Is that in the AM (1080kHz, MAN'L) reception mode.
I~ -
I
y. I<t.. •.:..
52
81
... - -
..,.,
5
6
7
+
~
~
~ ~
_1,
;:r.._-
0
u=~ ;:';=~
-::
m
m
~ll~~
'
,..
U
0
::0 - 0)
d~
;'6J,""-'
~".:o
1
~~~
T
C535',
m
R .
•
......
D=g:
~o
I,
I
,OOK
-il-- ~-
03
-f -- --~
330K
~-.
~
~-
u@ ~
"--0923
~
m
,
0
(\J
ii' ~
\D
el\I::: ~
me
i<i
a::
I"i
L-------:/,----~~~...±f1_4
.
/
/
4.
(4.8)
~
/
,
0(0
/
17
FM
,1.5MHl
7V
18.IMHz
4.1\1
l08.OMHz'
N
AM
531kHz
I.4V
1080kHz
4.:lV
I.W
1611k'"
_
_
_
_
.
!of. 'Ff.tNA)
.. ~_ • ~- __ ·.T" I
J -
r,:.r:.
-~A'
(FRO..T'
""-...
Ij'~'
.... "
0
rJ
-~Rj
~---t-
=~~:H
=~
,:JfGH-'
E~~
1:= ;:
S'EtO
Y
-,
Gt
hI'J
~;'J'~~I:~~l~
~O~i~1
=m-
C AM SENSITIVITY
ADJ
1 2
0:
-
u~
0
I
I
..,ell
J
lOOOP
I
FI3
1
~ ~
I
DJ~ ~
1
J
~~~
OATA
tt
1;2 ~
1.
(\J
f'1
~
~
'S: ~
~ ~ ~ u
('~:':~I~S/T ~ ~
05
..~ ..
crr-
2 ,;;h,
9.-
S
0.
~
0
g:
is
I
G@ ~
a~~
is
u~~~_
gO' !
FMIF
~
FM
::RaJ-
AMOSC
3 ....
FMOSC
'<t
~13
STOUT
a.
~
~
<.D
ID
;:;@ ~
~-;<:
~
2.2M
!=l15
C7
"'I'µC,!"L
UJ
~
~,.::: '"
o.mL....,..--.--
@l~
~~~----------~~--~----~----------~
3" g
; ~(Ursrp.a
2· 2K
1/50
)1r-,,..+-:.:;"2,,,2..J
(4_8~O.!
~XLlr
0
I.I{I.
)
10K
7. 2101HZ
i5
'"
Q2
m
0
uT~
~T~
(o.Ei)C33301RIS/T]
"m
m
03
M
PLL
C3330l):l/5/TI
L.
I ,
P. F,
IC2
1
(1.7\
11
0':01
'
;!
12
0 ~O)
13
4
5.6
.5)
14
(!
.6(5.51 15
.)
5.3{: 3)
16
i~
~
.9
).2)
~
) (~ "J
19
10
20
_
_
_
_
AMiFM IF
~i;
T!'"
~
Ri
'MHz
~
:£
a..--Il
0
(9~6)-
8
--
~5:;:B('!
~-c:.-
2.7(~)
tO~s;;o~~;,
O(
I4J.
~t ~
J~
~~~Ir-+-+---TP~'
3
5
6
7
8
9 10 II 121
.:I
u'1
ffi
,1..,C..,1
LA1266
I
('\J
I
~
I
;P2
-'
1.0(\1
1*
j
~~~~
~
~
1t ~
0
:;;
~
~
:;;
f)~
~lh~
I
LHHii~5~I~~
~
~ ,j,mMETEO
r
j~
~
I ~
~,p
0
~R: ~
~.L~
~
~b:
u~
u
~ ~
m
0
/
II-'
/
SIGNA~ETER
ADJ.
0' ~
~~
+_--1
-+---+_-+- __
__
,.
t5v
C18151vl
!5 3
9.9{9.9)
If.....
~
i5
';;/'"
REGULATOR
1
6.0(6.0)
tt
g
:2
$
f'1
~ ~
"6
a:
a: cV
0
e
S
u
~
g
ffi g.
_
~
Jl
(0)
0
U
0
Vl
):1(0.1)
.....
(O
~
J.l
(1.8)
2.8 (0)
5.0(5.0
5.0(5.0
7
1.1 (1.1)
:J
,J)
1.3(13)
_
_
_
_
0
~
_
'"
:i' ~,--~~~-J
;!;
~
I
eH
~
'I.
•
~,,;
~
~
0
.0
oC34
~:047
R34
~8
~
w~
~21
n'
I:;;I~
m
,.
~
:1
:,3, ~ 5
r
SI'PA~AT
-
-
-
I
:
,
+-
--.I
----.J
_
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