Technics SL-EH760 - Page 61

13
S701
(REST)
+B2
REST SW
M38504M6200F
IC451
SYSTEM CONTROL
TC74HCT7007A
IC452
CONVERTER
(3.3V To 5V)
SERVORST
BLKCK
SQCK
6
MDATA
MCLK
STAT
8
CD REQ
9
BCS
D402
Q402
Inter-
face
B CLK
10
Inter-
face
DATA O
11
DATA I
12
Q403,
404
XOUT
XIN
20
19
X401
(8MHz)
Regulator
Q6,7
D5,6
+B1
+B2
SYNC1
CS
8
JK401
2
3
4
5
6
7
9
12
13
14
15
16
17
18
CD REQ
CT.GND
+B(10V)
D.GND
SCLK
DATA
11
10
NC
Rch
A.GND
CD Lch OUT
NC
To SOUND
PROCESSOR/
CASSETTE
DECK
BLOCK DIAGRAM
CD Rch OUT
NC
BLKCK
5
SUBQ
SUBQ
STAT
1
MLD
V.GND
NC
NC
NC
NC
Regulator
Regulator
+B3
MLD
M DATA
MCLK
/RST
16
7
29
27
1430
28
SQCK
19
20 NC
4
SYNC
13
TEST
+B3
Q4,5
D10,12~14
UPC29M33HB
IC2
D7
+B5
+B4
26
MSEL
KEY SWITCH
(S601~619)
KEY2
40
KEY1
41
1~5PLAY
DATA
CLK
/STB
VDD
Vss
4
14
+B3
BU2050F-E2
IC601
LED DRIVE
Reset +B3
Q401
18
RESET
1
VCC
+B3
VREF
2
1~3,
5,6
12 13
STOP
PLAY
D606
()
D601~605
(1~5PLAY)
/CLK
11
D617
+B3
8910
24
LED DTA
23
LED CLK
LED STB
22
SW5
S5
(BOTTOM)
39
S1
(TRAY POSITION 1
DET.)
36
SW1
37
SW2
S2
(TRAY POSITION 2
DET.)
38
SW3
S3
(OPEN DET.)
42
SW4
S4
(CLAMP)
89
11
2
10
12
Y3A3
Y0A0
Y4A4
Y5A5
7
GND
+B3
Vcc
Plunger
drive
+B4
Q405,
406
PLUNGER
M
RM1
(LOADING
MOTOR)
1
2
10
5
6
7,8
+B5
TA7291S
IC1
MOTOR DRIVE
4
D2
Motor
drive
Q1
21 315
AVSS
CNVSS
VSS
31
HALF
33
CW
34
CCW
+B3
D1
(POSITION
SENSOR)
32
PL PSTN
35
+B3
14
Note:
: CD SIGNAL LINE