Technics SA-EH770 - Page 50

From POWER
TRANSFORMER
1
8
W501
2
3
4
5
6
7
9
12
13
14
15
16
17
18
A.GND
+B(10V)
SUR L
SUR R
19
11
10
CT.GND
SH FL1
DATA
D.GND
TUNER L/C
TUNER Rch
Lch IN
Rch IN
S.W
MIC
-B(-10V)
V.GND
CE/REQ
CLK
SH FL2
20
SYNC
+B5
Rch
Rch
-B3
To SOUND PROCESSOR
(SH-EH770)
BLOCK DIAGRAM
LC72 CE
LC72 DI/ST
LC72 CK
DATA1
CLK1
DATA IN
CE1
345
LC72 DO
2
C2BBFD000297
IC901
SYSTEM CONTROL / FL DRIVE
Rch
94
SH CS
97
SH CK
9596
SH DO
SH DI
SHSYNC
100
SD
21
SH REQ
SD
+B8
Q401
TA2011S
IC401
MIC2
MIC1
VR401
(MIC VOL)
+B5
MIC
AMP
MIC
AMP
MIC DET
25