Sanyo DC-D9 Service Manual page 41

IC BLOCK DIAGRAM &
IC301 TA8189N ( PRE-AMP. )
DESCRIPTION
M4al Pre la- Al
aec
NF OUT OU1 lam B Vcc CG
CUT NF
I 1
+3Jiiwi&4'L
chll A
1 I
I
-11121 I w 14 Rec
(12)6N0
1111
-i I A II 9-. IN
1
@
1
NF k4tlal Pre
MIX GND1
MIN Rec
NF
our our
OUT
our
IC106 NJM4558D or
LA6458D ( OP. AMP. )
1. A OUTPUT
2.
A–INPUT
3. .4+-INPUT
4.v-
5. B+ INPUT
6. B–INPUT
7. B OUTPUT
-@&l=
1 8
A
2
—+
7
B
+-
3. 6
1
J
8.V+
IC& TRANSISTOR
CD
SECTION
VOLTAGES
IC101 CXA1782BQ
Pin No. 112131415
(v)
6 7 8 9 10
2.7
2.5 2.9 2.5 2.5
2.5
2.5
2.9
2.5 2.5
21 22 23 24
25
4.9 4.8 I O 5.0 5.0
4.9 4.8 j O 5.0 0
36 37 I 38 39
40
=
11
12
0.8 2.5
0.8 2.5
26 27
0.6 0.7
2.2 4.3
41 42
131141151
1
1
2.5 2.5 I 2.5
I
PLAY
t STOP
281291301
I Pin No.
m
I
PLAY I 2.5 I 1.2 I 5.0 I 5.0 I 5.0
I STOP I 2.5 I 1.2 1 5.o I 5.o I 5.0
Pin No.
31132133134135
PLAY 3.5 I 2.5 I 3.8 I 0.2
2.5
=H=l
*
o
2.5
0 2.5
I STOP 11.013 .510.81012.2
I
Pin No. 46 47 48
I
PLAY I 2.5 i 2.5 I 2.5 I
I
I I
I
I
I
I
—
1
! 1
STOP 2.5
2.5 2.5
ICI 02 BA6398FP
(v)
, 1 1 I 1 1 i I
I Pin No. 1112131415161 Tl~l~llnIlll1211~ 1141151
.- . .
.—
5.0
4.8 0 2.5 2.4 4.6 4.1 0 2.4 2.5
5.0
4.8 0 2.5 2.5 4.6
4.6 0
9.0
2.5
21 22 23 24 25 26 27 28
PLAY I 4.2 I 4.2 I 2.5 I 2.5 I 8.2
STOP 14.2 ]012.512.5t 9.3
Pin No. 16 17 18 19 20
PLAY 2.5 4.2 4.4 2.5 2.5
ST(3P 2.5 4.6 4.6 2.5 2.5
9.2 9.2 2.5 2.5 2.5
4.2 I 4.2 ] O
9.2 9.2
2.5 2.5
0
4.6 I 4.6 t O
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