Schematic Diagram - Main Board (6/12) - Sony HCD-HDX277WC Service Manual

Q Q
3 7 6 3 1 5 1 5 0

6-13. SCHEMATIC DIAGRAM - MAIN Board (6/12) -

1 2 3
MAIN BOARD (6/12)
A
B
A.CAL_OUT
DC-DET
OVF2
OVF1
DIAG
EN
5
LAT3
C
LAT2
MAIN
BOARD LAT1
(3/12)
SHIFT
(Page 38)
SCDT
SOFT_MUTE
NS_INIT
D-GND
D
51
52
54
12
55
56
MAIN
BOARD 57
(5/12)
58
(Page 40)
E
59
60
T E
L 1 3 9 4 2 2 9 6 5 1 3
(Page 44)
16
HDMI_PCONT
5V
MAIN +6V
F
BOARD
D3.3V
(9/12)
XSYSRST
MAIN 19
BOARD
5V
(9/12)
(Page 44)
G
14 D-GND
+6V
(Page
MAIN A5V
45)
BOARD
P_CONT2
(10/12)
13
MAIN
61
BOARD
(5/12)
64
(Page 40)
H
CN501
21P
R530
TP501
100
FL_CLK 21
R535
TP502
100
FL_DATA 20
R533
TP503
100
FL_CS 19
TP504
18
5V
TP505
D-GND(FL) 17
TP506
KEY0 16
I R526
TP507
1k
SIRCS 15
TP508
KEY1 14
TP509
H 13
E+4V
TP510
KEY2 12
JACK-KEY
D-GND 11
TP512
BOARD
ENCODER_B 10
CN103
TP513
(Page 57)
PLAG-DET1 9
TP514
8
ENCODER_A
TP515 R518
100
DC-CONT 7
TP516
A.CAL 6
TP517
J MONO/ST_DET MONO/ST_DET
MO/ST-DET 5
TP518
w w w
PLAG-DET2 4
R517
TP519
100
GAIN-CONT 3
TP520
6V 2
TP521
1
LED_LATCH
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
• See page 65 for IC Block Diagrams.
4 5 6
HPMUTE
A.CAL_OUT
DC-DET
OVF2
OVF1
DIAG
EN
LAT3
LAT2
LAT1
SHIFT
SCDT
SOFT_MUTE
NS_INIT
IC B/D
IC507
+5V REGULATOR
IC507
TK11150CSCL-G
6.8
5
VIN
4.9
4 VOUT
FL_CLK
FL_DATA
FL_CS
IC B/D
IC502 IC510
KEY0 KEY0
SIRCS
+5V REGULATOR EEPROM
R537
1k IC510
KEY1 KEY1 IC502
S-24CS16A0I-J8T1G
TK11250CMCL-G
C516
1
3.1 6.8
1 CONT Vin 6 1 A0
KEY2 KEY2
C510
0.1
2 GND GND 5 2 A1
C512
EN_B EN_B
0.1
1.3 4.9
3 Np Vout 4 3 A2
JACK1 JACK1
EN_A EN_A
4 GND
DC_CONT
A.CAL
C509
1
JACK2 JACK2
MIC_GAIN
x a o
y
LED_LAT
. i
http://www.xiaoyu163.com
7 8 9 10
TP637
P_CONT1
P_CONT3
IC505
IC505
SI-3010KM-TLS
+5V REGULATOR
5 4
R540 C582
10k
0.1
Q Q R588
39k
3 7 6
C583 R587
100 10k
10V
C571
1
R546
1k
3.1
1
CONT
2
GND
11.3
NP 3
R648
0
C511
0.1
3.3
VCC 8
WE 7 R609
R608
4.7k
4.7k R548
3.3 0
SCL 6
R547
3.3 0
SDA 5
u 1 6 3
41 41
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
2 4
8 9 9
11 12 13
R584 1k
D502
MC2836
R631
10k
R508 TP635
0
Q631
2SC3052EF-T1-LEF
R632 TP636
Q631, 632
47k
C526 C527 C528 DC DETECT
100 1000 1000
Q632
10V 6.3V 6.3V
2SC3052EF-T1-LEF
R579
100
R580
100
IC B/D IC506 IC506 IC B/D
SI-3010KM-TLS
+3.3V REGULATOR
3 2 1 5 4 3 2 1
R590 R599
1k 1k
TP553
C593
100
10V
C591
C581
0.01 0.01
C584
100 R597
C594
16V
22k 100
3 1 5 1 5 0 8 9
16V TP539
R592
0
C533 R596
C532
0.1
10k
0.1
C573
C574 C572
22
1000p
0.1
50V
m
c o
.
2
8 9 9
14 15 16
15
D3.3V
P_CONT3
MAIN
D-GND
BOARD
XSYSRST (7/12)
XSYSRST
(Page 42)
D3.3V
HPMUTE
8
Bup3.3V
MAIN
BOARD
(4/12)
A12V
(Page 39)
CN506
14P
TP531
P_CONT1
1
TP533
EN
3
TP534
P_CONT3
4
FB508
TP535
E4V
5
6 6V
FB505
TP537 J
6V
7
TP538
D-GND
8
POWER
C531
TP540 D-GND
0.1 9 BOARD
CN906
M+9V
10
(Page
TP541
11 M-GND
TP552 63)
M+14V
FB506 12
TP542
12V
13
TP543
A-GND
14
FB510
A12V
1 MAIN
BOARD
M+14V
(1/12)
M-GND
(Page 36)
11 MAIN
M-GND
BOARD
C539
100
C538 M+12V (5/12)
2 4 9 8 2 9 9
16V
1000p
(Page 40)
R636
0
M-GND 18
D-GND
M+9V MAIN
BOARD
D3.3V (11/12)
(Page 46)
17
E3.3V
TP551
CEC_TX_OUT
CEC_TX_OUT
TP550 MAIN
CEC_RX_IN
CEC_RX_IN BOARD
(9/12)
(Page 44)
TP547 SL501
IFSCK
IFSCK
IFSDO TP545 SL502
20
IFSDO
TP544 SL503
IFSDI
IFSDI
XIFBSY TP536 SL504
XIFBSY MAIN
BOARD
XIFCS TP529
XIFCS (8/12)
(Page 43)
CN504
9P
1 D-GND
R569
TP582
0
TXD1
2
R568
TP583
0
3 RTS1
TP584
3.3V
4
R567
TP585
0
5 CLK1 (NC)
R566
TP586
0
6 RXD1
R565
TP587
0
CNVSS
7
R564
TP588
0
8 RESET
D-GND
9
(Page 42)
23 MAIN
A5V
BOARD
A-GND (7/12)
(Page 43)
D-GND
25
MAIN
BOARD
5V
(8/12)
D3.3V
D3.3V
36 MAIN
+6V BOARD
(12/12)
(Page 47)