Block Diagram - Display/Power Supply Section - Sony SCD-XA777ES Service Manual

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