Read Sony SCD-1 / SCD-777ES (serv.man4) Service Manual online
12
12
SCD-1/777ES
4-8.
BLOCK DIAGRAM – DISPLAY/KEY CONTROL Section –
30
46
51
52
53
23
48
49
50
47
60
31
24
RESET
FL CONTROLLER,
KEY CONTROL,
LED DRIVE
IC1001
SCK, SIN, SOUT,
ACK, REQ
RESET
SCK
SIN
SOUT
ACK
REQ
SCK
SIN
SOUT
ACK
REQ
RESET-OUT
CP
CS
DA
64
LED
(SACD)
67
69
68
70
RESET
CP
CS
DA
32
42
GRID DRIVE
Q1009-1012
Q1009-1012
LED DRIVE
Q1021
SEGMENT
DRIVE
Q1001-1008
REMOTE CONTROL
RECIEVER
IC1003
SACD
39
ı
53
54
ı
57
24
ı
29
34
35
34
35
3
ı
23
30
30
ı
33
36
37
36
37
X1001
8MHz
BP
(TEST MODE)
05
EXTAL
XTAL
TEST
D1001
65
LED
(CD)
LED DRIVE
Q1022
CD
D1002
66
LED
(PLAY)
LED DRIVE
Q1023
D1003
67
44
LED
(PAUSE)
LED DRIVE
Q1024
D1004
S1001-1005
KE0
45
S1006-1011
KE1
56
SIRCS
66
65
OSC
C1004,
R1034
OOSC1
OSC0
FL DRIVER
IC1002
1G
ı
15G
16G
ı
19G
22P
ı
27P
32P
33P
32P
33P
1P
ı
21P
28P
28P
ı
31P
34P
35P
34P
35P
FL1001
FLUORESCENT
INDICATOR
TUBE
P1-P21, P28-P31,
P34, P35
P22-P27,
P32, P33
P32, P33
1G-15G
16G-19G
(Page 9)
(Page 10)
Click on the first or last page to see other SCD-1 / SCD-777ES (serv.man4) service manuals if exist.