Read Sony SCD-XA777ES Service Manual online
SCD-XA777ES
36
36
5-6.
BLOCK DIAGRAM – DISPLAY/POWER SUPPLY Section –
49
50
48
53
51
52
70
69
68
47
60
30
46
67
64
65
66
67
44
45
68
69
56
32
31
65
66
39, 40
41
–
54
12, 13, 21, 24,
25, 27, 28, 35
3
–
11, 14
–
20, 22, 23,
26, 29
–
34, 36, 37
FL1001
FLUORESCENT
INDICATOR
TUBE
GRID DRIVE
Q1001, 1002
SEGMENT DRIVE
Q1003 – 1010
LED DRIVE
Q1021
LED DRIVE
Q1022
S1005 (2/2)
SACD/CD
S1007 (2/2)
MULTI/2CH
LED DRIVE
Q1023
D1003
LED DRIVE
Q1024
D1004
N
X
S1005 (1/2), 1006,
S1007 (1/2), 1008
S1001 – 1004,
RY1001 (2/2)
ROTARY
ENCODER
RY1001 (1/2)
AMS
RY1001 (1/2)
L
l
REMOTE CONTROL
RECEIVER
IC1003
OSC
C1004,
R1034
X1001
8MHz
Q
DISPLAY CONTROLLER
IC1001
SIN
SOUT
ACK
REQ
REQ
RESET
SCK
DA
CP
CS
CS
DA
CP
CS
CS
RESET-OUT
LED (SACD)
LED (D-OUT)
LED (PLAY)
LED (PAUSE)
KEY0
KEY1
JOG A
JOG B
JOG B
SIRCS
XTAL
EXTAL
FL DRIVER
IC1002
RESET
OSC0
OSC1
1P
–
9P, 12P
–
18P, 20P, 21P,
24P, 27P
–
32P, 34P, 35P
10P, 11P, 19P, 22P,
23P, 25P, 26P, 33P
3G
–
16G
1G, 2G
IFSO0
SIN1
IFSCO
IFBUSY
XIFCS
XFRRST
(Page 33)
42 TEST
BP
(TEST MODE)
RECT
D451 – 454
–31V REGULATOR
Q451
F1
F2
F2
FL –31V
RECT
D445 – 458
+12V REGULATOR
IC451
M+12V
MOTOR DRIVER
(IC512) B+
+5V
MOTOR/COIL
DRIVER (IC502)
B+
+5V REGULATOR
IC504
RECT
D459 – 462
+5V REGULATOR
IC452
+5V REGULATOR
IC453
D+5V
A+5V
RECT
D463 – 466
+3.3V REGULATOR
IC454
+3.3V REGULATOR
IC455
D+3.3V
A+3.3V
THP453
THP452
THP450
RECT
D405 – 408
+3.3V
+5V REGULATOR
IC403
+2.5V
DSO DECODER
(IC801) B+
+2.5V REGULATOR
IC702
+3.3V REGULATOR
IC151
+5V
+3.3V
+3.3V REGULATOR
IC1151
+5V
+3.3V
+3.3V REGULATOR
IC2151
+5V
+3.3V REGULATOR
IC301
DIGITAL FILTER,
CURRENT PULSE
DAC (IC101, 201)
DAC (IC101, 201)
B+
DIGITAL FILTER,
CURRENT PULSE
DAC (IC1101, 1201)
B+
DIGITAL FILTER,
CURRENT PULSE
DAC (IC2101, 2201)
B+
+3.3V
DATA SELECT/CLOCK CIRCUIT
B+
D411
RECT
D401, 402
+12V REGULATOR
IC401, Q401, 402, 405
RECT
D403, 404
–12V REGULATOR
IC402, Q403, 404, 406
+12V
HEADPHONE AMP
(IC371) B+
+12V
AUDIO CIRCUIT
B+
–12V
HEADPHONE AMP
(IC371) B–
–12V
AUDIO CIRCUIT
B–
LINE FILTER
T491
LINE FILTER
T491
S481
POWER
AC IN
J491
T902
POWER
TRANSFORMER
(FOR DIGITAL)
T901
POWER
TRANSFORMER
(FOR AUDIO)
FR451
FR391
FR392
1
3
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