Schematic Diagram - Main Board (6/12) - Sony HCD-HDX275 Service Manual

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
(Page 44)
16 HDMI_PCONT
5V
+6V
MAIN
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)
MAIN 13
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
5V 18
TP505
D-GND(FL) 17
TP506
16
KEY0
I R526
TP507
1k
SIRCS 15
TP508
KEY1 14
TP509
H
E+4V 13
TP510
12
KEY2
JACK-KEY D-GND 11
TP512
BOARD
ENCODER_B 10
CN103 TP513
(Page 57)
9
PLAG-DET1
TP514
ENCODER_A 8
TP515 R518
100
DC-CONT 7
TP516
A.CAL 6
TP517
J MONO/ST_DET MONO/ST_DET
5
MO/ST-DET
TP518
PLAG-DET2 4
TP519 R517
100
GAIN-CONT 3
TP520
6V 2
TP521
LED_LATCH 1
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
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
GND GND 2 A1
2 5
C512
EN_B EN_B
0.1
1.3 4.9
3
JACK1 JACK1 3 Np Vout 4 A2
EN_A EN_A
4 GND
DC_CONT
A.CAL
C509
1
JACK2 JACK2
MIC_GAIN
LED_LAT
7 8 9
TP637
P_CONT1
P_CONT3
IC505
SI-3010KM-TLS
+5V REGULATOR
5
R540
C582
10k 0.1
R588
39k
C583 R587
100 10k
10V
C571
1
R546
1k
3.1
CONT 1
GND 2
11.3
3
NP
R648
IC510 0
C511
0.1
3.3
VCC 8
WE 7
R608 R609
4.7k
4.7k
R548
0
3.3
6
SCL
R547
0
3.3
SDA 5
41 41
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
10 11 12 13
R584 1k
D502
MC2836
R631
10k
TP635
R508
0
Q631
2SC3052EF-T1-LEF
TP636
R632
Q631, 632
47k
C526 C527 C528 DC DETECT
100 1000 1000
Q632
10V 6.3V 6.3V
2SC3052EF-T1-LEF
R579
100
R580
100
IC505 IC B/D IC506 IC506 IC B/D
SI-3010KM-TLS
+3.3V REGULATOR
4 3 2 1 5 4 3 2 1
R590 R599
1k
1k
TP553
C593
100
10V
C581 C591
0.01
0.01
C584
100 R597
C594
16V
22k 100
16V TP539
R592
0
C533 R596
0.1 10k
C573
C574 C572
22
1000p 0.1
50V
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
6V
7
TP538
D-GND
8
POWER
C531
TP540
D-GND BOARD
0.1 9
CN906
10 M+9V
TP541 (Page
M-GND
11
TP552
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)
16V
1000p
(Page 40)
C532
0.1
R636
0
18
M-GND
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)
IFSCK TP547 SL501
IFSCK
TP545 SL502
IFSDO
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
2 TXD1
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
RESET
8
9 D-GND
(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)
J
63)