Technics SL-EH760 Service Manual page 69

SCHEMATIC DIAGRAM 5
:POSITIVE VOLTAGE LINE
Q4
2SB621ARSTA
REGULATOR
4.8V 8V
7.4V
C11
1000P
Q5
2SC3311ATA
REGULATOR
7.4V
D12 14
3.3V
MA165TA
D12 D13 D14
2.8V
D10
MA165TA
:CD SIGNAL LINE
Q7
2SB1548PQAU
REGULATOR
8V 10.4V
8V
9.6V
C3 R3
1000P 22K
IC2
Q6
UPC29M33HB
2SC3311ATA
REGULATOR
REGULATOR
9.6V
7.9V
OUT GND IN
7.3V
2 3 1
3.4V 8V
D6
R11
MA165TA
2.2K
+10V
R4
100
JK401
E
D
C
A
B
R158
220
A
R157
220
B
CT.GND A.GND
R31
10
R22
10
D.GND
CN402
C
B
A
D
A
B
E
C
D
7.8V
3.4V
A
B
C403
1000P
C404
0.01
SYNC
1
CD REQ
2
CT.GND
3
CS
4
+B(10V)
5
D.GND
6
SCLK
7
DATA
8
NC To MAIN CIRCUIT of
9
V.GND
10 SOUND PROCESSOR &
NC
11 MAIN CIRCUIT of
NC
12 CASSETTE DECK
NC
13
NC
14
NC
15
CD Rch OUT
16
A.GND
17
CD Lch OUT
18
NC
19
NC
20
E1
REST SW
1
SUBC
2
/RST
3
STAT
4
SBCK
5
SUBQ
6
SQCK
7
BLKCK
8
NC
9
NC
10
SPEED
11
A
To CD SERVO CIRCUIT(CN702)
MLD
12
on SCHEMATIC DIAGRAM 2
MDATA
13
MCLK
14
P.GND
15
+B(1)
16
TX
17
CLDCK
18
D.GND
19
+B(2)
20
Rch IN
21
A.GND
22
Lch IN
23