Yamaha R-70 Manuel d'entretien - Page 10
Parcourez en ligne ou téléchargez le pdf Manuel d'entretien pour {nom_de_la_catégorie} Yamaha R-70. Yamaha R-70 21 pages. Natural sound am/fm stereo synthesizer receiver
Également pour Yamaha R-70 : Manuel du propriétaire (12 pages), Manuel du propriétaire (12 pages)
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2
3
4
5
6
9
A
R-70/R-70M
(Pattern
side)
•Tuner
circuit board (1/2)
B
c
FM
ANT
AM ANT
750UNBAd L300.nBAL
GND
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To
Key
C. Board
>..
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INPUT
PH ONO
• Tuner circuit board
(2/2)
(0
®
F
G
Tuner C.Board(3)
(General
model
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To Main C. Board ( I )
The following parts and values differ
from each
model, so
refer to
the corresponding column.
G
C203.204
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~
'b·~.~......,
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"--
I
•
To
Key C.
Board
T103
~=•;·J·
r
M'I'
"'
:::
1
...
To Tuner
C.Board
(2)
PiN CONNECTION DIAGRAM OF TRANSISTORS, DIODS
AND ICS.
25A777
25A970 (GR, BL)
25A999
(E,
F)
25A 1127 (R, 5, T)
25C1923
25C2320
(E,
F)
2.SC2634
(R, 5, Tl
250786
(Q,
R, 5l
250656 (D,
E,
Fl
2SD1012
(G,
H)
2501302
(R,
S)
~
CB
15584
HZ9A-1
25C982
151555
HZ12B2
2SC1509 (P, 0, R, 5 l
152473
HZ18-IL
2SC2878
~
~g~~~
~~Anode
ECB
Cathode
40481
RB402
(LFD)
S4VB20
@
258507
25C1983
2SD313
(E,
F)
SIRBA
NJM4558DV
.P
E
~~
µPC577H
(E,
Fl
~
M54459L
M5219L
M521~L
M5220L
8
I
LC4066B
.µPD4066BB
L109.110
L 107,
108
R283,284
R285,286
R129
R131
SW101
R132
J161
J163
C103,104
R282
TUNER (3)
J240, 243
-·- -
-· -
-· -
5TK3061
Y
~
LC~I~
~JI'·-·
CE
I
LA3380
~
.
LC
.
650
.
2 -C
. . .
-6
.0
..
-
4
10
~LC6505C-612
.
/
2
/
"
.~<,-
5TK2250Y