Schematic Diagram - Main Board (5/12) - Sony HCD-HDX277WC Service Manual

HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
Q Q
3 7 6 3 1 5 1 5 0

6-12. SCHEMATIC DIAGRAM - MAIN Board (5/12) -

1 2 3
MAIN BOARD (5/12)
A
9
M_ST
S-AIR
MAIN
OPT-IN
BOARD
(7/12)
COAX-IN
(Page 42) R319
47k
B
IC302
TC7SHU04FU(T5RSOJF)
C317 R329 1
NC VCC
0.1 470
1.7
J302 2
COAXIAL
3
GND
R328
75
(HDX576WF)
TV
DIGITAL IN
IC302
IC301
C TV/VIDEO
DIGITAL IN
WAVE SHAPER
(EXCEPT HDX576WF)
OPTICAL RECEIVER
3.3
VCC
IC301
R317 100
3 0.1
TORX147L
OUT
OPTICAL
1
GND
2
D
CN606
9P
R603
TP605
100
TUNED 9
R604
TP606
100
ST_CLK 8
R605
TP607
100
ST_DO 7
F
R606
TP608
100
ST_CE 6
R607
TP609
100
ST_DI 5
I/O
TP610
E
BOARD
A12V 4
R611
CN407 TP611
100
(Page 54) V_SEL0 3
R612
TP612
100
V_SEL1 2
R613
TP613
100
TV_SEL 1
T E
L 1 3 9 4 2 2 9 6 5 1 3
F
11
M+12V
G M-GND
MAIN
BOARD
(6/12)
(Page 41)
CN625
13P
M-GND 1
M+12V 2
TP623
D-GND 3
TP624
H D3.3V 4
R629
TP625
100
IORST 5
G
R622
TP626
100
IOCE 6
R623
TP627
100
IOCLK 7
SERIPARA R624
TP628
100
BOARD
IODO 8
R625
CN650 TP629
100
IODI 9
(Page 48) R640
TP630
100
SACD_SEL 10
C_SWR_SEL 11
R642
TP632
I 100
DIR_S-AIR_RST 12
R643
TP633
100
DSP_RST
13
J
w w w
K
10
DMP_DET
DMP_TXD
MAIN
DMP_RXD
BOARD
(10/12)
(Page 45)
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
• See page 64 for Waveforms. • See page 65 for IC Block Diagrams.
4 5 6 7
L302
10uH
3.3
5
R318
100
1.7
4
C315 C314
100 0.1
16V
JACK2
JACK1
C313 C312
100 0.1
16V
L301
10uH
LED_LAT
C505 C504
0.01
0.01
∗R505 R553
TUNED
22k 10k
(EXCEPT HDX275: AUS)
ST_CLK
47k (HDX275: E3, AUS)
ST_DO
∗R506
ST_CE
3.3k (HDX275)
6.8k (HDX279W)
ST_DI
10k (HDX277WC)
22k (HDX475)
47k (HDX576WF/HDX675)
IOCE
IORST
IODI
IODO
IOCLK
R638 0 R639
R515
MONO/ST_DET
R645 100 R516
∗R504
10k (HDX275: E3) A.CAL R504
15k (HDX275: AUS)
47k TP564
(EXCEPT HDX275: AUS)
KEY2
KEY1
D505
KEY0 MC2836
C501
0.1
R542
10k
IORST
IOCE
IOCLK
IODO
IODI
x a o
. i
http://www.xiaoyu163.com
• See page 75 for IC Pin Function Description.
8 9 10 11
R502
100
R507
3.3k (HDX675)
HDX275/HDX277WC/HDX279W/
47k
HDX475/HDX576WF
R505 R510
∗ 10k 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64
NO USE
R506
∗
81 NO USE
0 (3.3)
82 V_SEL0
0 (3.3)
83 V_SEL1
3.3
84 IO_CE
3.3
85 IO_RESET
3.3
Q Q
86 IO_DI
0 3 7
87 IO_DO
IC501
3.3
88 IO_CLK
100
3.3
SYSTEM CONTROLLER
89 DMPORT_DET
1k
0
IC501
90 MONO/ST_DET
ICT537 R5F3640DDFAR
1k 0
91 A.CAL_MIC_LEVEL
TP574
∗ 2.3
92 DESTINATION
TP573 2.6
93 MODEL
R509
100 3.3
94 KEY2
TP563
3.3
95 KEY1
R511
1k
96 VSS
3.3
97 KEY0
R513 3.3
1k
98 VREF
3.3
99 VCC
3.3
100 NO USE
C502
0.1
C503
0.1
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
C508 R512
4
0.1
10k
R501
1M
R536
0
R528 10k
R531 10k
R519 10k
X501
5MHz
C515
0.1
R527
10k
u 1 6 3
y
40 40
2 4
8 9 9
12 13 14
R576
4.7k
R544
10k
R578
4.7k
R577
4.7k
R555
10k
R685
0
R586
10k
R582
10k
R534
10k
ICT538
C518
0.1
63 62 61 60 59 58 57 56 55 54 53 52 51
DAMP_SOFT
_MUTE
3.3
DAMP_INIT 50
3.3
DAMP_LATCH3
49
3.3
EEPROM_SCL/I2C_CLK 48
3.3
EEPROM_SDA/I2C_DATA 47
3.3
CE 46
3.3
OVERFLOW2 45
6 3 1 5 1 5 3.3 0 8 9
OVERFLOW1 44
3.1
DRIVE_OCP(DIAG)/POWER_DET 43
3.3
DRIVE_RST(EN) 42
3.1
P_CONT3 41
3.3
P_CONT2 40
3.3
P_CONT1 39
3.3
MTK RST 38
3.3
DVD XIFCS 37
NO_USE
36
NO_USE 35
2.2
DVD_XIFBUSY 34
3.3
DVD_SCO 33
0
DVD_SOD 32
0.4
DVD_SID
31
R552 R557
1k 47k
ICT546 ICT545
3.3 R563
Q503
10k
R562
2SC3052EF-T1-LEF
47k
0
RESET SWITCH
C520
R556 0.22
47k
ICT543
R583 R561 C521
47k 0.01
100k
ICT544
D501
MA2J1110GLS0
m
c o
.
2
8 9 9
15 16 17
51
HDMI_PCONT
52
NS_INIT
LAT3
R650
100 I2C_CLK
R551
I2C_DATA 12
100
OVF2
MAIN
BOARD
2 4 9 OVF1 8 2 9 9
(6/12)
DIAG
(Page
54
EN
41)
P_CONT3
P_CONT2
P_CONT1
XSYSRST
XIFCS 55
XIFBSY
IFSCK
IFSDO
IFSDI
56
57
58
59
IC503
PST3635NR
3.3 3.5
1 OUT Cd 5
4
2
VDD
3 GND NC 4
C522
0.22
60
C523
0.1
IC503
IC B/D
RESET SWITCH GENERATOR
13
61
64
MAIN
BOARD
(6/12)
(Page 41)