Syscon Section - Sony SS-SCL3 Service Manual

SYSCON SECTION

TC-MECHA
+5V
R REC
F REC
PACK
Q396-397
MOTOR
M 9V
CONTROL
PLAY SW
SENSOR OUT
Q391-392
TRIGGER
BTRGM+ MOTOR
CONTROL
S501
(TC-LID-SW)
IC401(2/3)
MASTER CONTROL
XC-IN 10
X401
32.768kHz
XC-OUT 11
X-IN 15
X402
16MHz
X-OUT 13
91 B HALF/REC
55 CAPM-CNT1
57
B PLAY
90
B-SHUT
53
B TRG
60
TC LID
(DISC IN DETECT)
IC702
REMOTE
4
2 SIRCS
SENSOR
S701
74 POWER KEY
S707
73 DISPLAY KEY
DISPLAY
S706
79
VOL A
ROTARY
VOLUME
ENCODER
78
VOL B
S791 S741-746
RING
FUNCTION
97 KEY0
SW
KEY
S718-724
FUNCTION
95 KEY1
KEY
S711-717
S747-750
FUNCTION
94
KEY2
KEY
IC731
SUB TRAY 1
48 T-SENS1
HEIGHT SENSOR
IC732
SUB TRAY 2
49 T-SENS2
HEIGHT SENSOR
IC733
SUB TRAY 3
50 T-SENS3
HEIGHT SENSOR
S742
46 OPEN
(OUT)
S741 47 CLOSE
(IN)
IC751
Q701
52
DISC-SENS
23 23
LCD
+5V
+5V
VREF
DATA
LCD DATA 5 DATA
SCK
7 SCK
LCD SCK
STB
6
LCD STB STB
Q701
LED
39
STB LED
DRIVER
Q702
CL1: D771-776
LED
CL3: D777-779
BACK LIGHT 77
DRIVER
(BACK LIGHT)
+5v
LED 1 89
D741 D743 D745
Q746
CD1 CD2 CD3
LED
LED 2 1
DRIVER
Q745
LED
LED 3 2
DRIVER
Q744
LED
3
LED 4
DRIVER
IC701
LOADING MOTOR DRIVER
45 9 RIN OUT1 4
LOAD-OUT
44 7 FIN 2
LOAD-IN OUT2
HCD-CL1/CL3
D701
(POWER)
Q741-743
D712
TAPE
•REC
M721
M
(LOADING)