Technics SA-EH560 - Page 69

B
SCHEMATIC DIAGRAM-4
MAIN CIRCUIT
DET
Rch IN
CE
Lch IN
DI
DO
CL
+B(2)
SD
+B(1)
T.GND
TUNER L/ Cch
TUNER Rch
TW Lch IN
TW Rch IN
A.GND
MID Lch IN
MIC
-7.5V
V.GND
D.GND
CS/REQ
CLK
DATA
CT.GND
SH FL1
SH FL2
SYNC
S.W
DC10V
To
MAIN CIRCUIT
of SOUND
PROCESSOR
To TUNER UNIT
on SCHEMATIC
DIAGRAM-9
R601
4.7K
R602
4.7K
R603
3.3K
R604
3.3K
R632
3.9K
R631
3.9K
R614
4.7K
R615
4.7K
R618
4.7K
R617
4.7K
R606
4.7K
C655
16V10
C656
16V10
C602
16V10
C659
16V10
C660
16V10
R564
2.7K
R563
2.7K
R597
1.2K
R598
1.2K
20
2
1
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
1
2
15
3
4
5
6
7
8
9
10
11
12
13
14
C601
16V10
R605
4.7K
2
1
3
4
5
6
7
8
9
10
11
2
15
3
4
5
6
7
9
11
12
13
8
10
14
1
W501
R712
2.2K
W902A
W901A
CP101
R230 1K
R229 1K
A
B
C
D
E
F
A
B
A
B
A
B
C
G
C
D
E
C
D
E
F
G
F
B
A
C
H
I
J
K
L
N
M
G
F
A
E
D
C
O
B
R683
1K
R684
1K
R688
0
R687
0
Q605,606
2SD2144STA
MUTING
Q605
Q606
MID Rch IN
:SOURCE SIGNAL LINE
:NEGATIVE VOLTAGE LINE
:POSITIVE VOLTAGE LINE :FM SIGNAL LINE
:AM SIGNAL LINE :LOW SP.DRIVE SIGNAL LINE
7.2V
14.8V
7.2V
6.2V
- 27V
7.5V
- 7.5V
10.4V
0V
0V
0V
0V