Sony DAV-HDX277WC - Bravia Theater System, Service Manual

Page: 19 / 49

HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
44 44
6-16. SCHEMATIC DIAGRAM - MAIN Board (9/12) -
• See page 65 for IC Block Diagrams.
Note: IC1103 on the MAIN board cannot exchange with single. When IC1103
on the MAIN board is damaged, exchange the entire mounted board.
(8/12)
MAIN
29
BOARD
MAIN
(8/12)
BOARD
32
28
BOARD
(8/12)
MAIN
IC B/D IC B/D
IC B/D
BOARD
(8/12)
MAIN
30
(6/12)
BOARD
19
MAIN
BOARD
(6/12)
MAIN
16
BOARD
(6/12)
MAIN
17
6.8
4.9
3.3
1.3
3.3
2.7 2.7
1.7
2.8
3.3
0
3.1
2.8
0
3.3
1.6 (0)
0.8 (2.4)
1.6 (0.7)
1.8 1.4
2.1 (1)
2.1
2.5 (1.8)
1.3
0 0
3.3 3.3 3.3 3.3
0
1.4 (3)
1.5
(1.8)
2.1
2 (1.7)
2.1 2.1 2.1
1.9 2.1 (1.1) 2 2 0.7 (1.6) 3.3 (1.6) 1.9 1.5 1.3 0 0 2 0.7
2.3
3.2
4.9
3.3
3.3
4.9
3.2
0
3.3
3.3
0
3.3 3.3 3.3 3.3
3.3 1.3
5 3.3
(1.6)
(0) (0)
1.7
0 0 0
3.3 1.5 1.8
1.9 (
∗
)
3.3
(
∗
)
(
∗
)
(
∗
)
3.3
(
∗
)
1 (
∗
)
(
∗
)
(
∗
)
(
∗
)
(
∗
)
3.3 3.3
1.1 0.7 1.2 2.2 1.9 1.1 0.5 1.1 1.4
0.9 1.3 1.1 (
∗
)
(
∗
)
(
∗
)
(
∗
)
2 (
∗
)
1 (
∗
)
(
∗
)
3 (
∗
)
(
∗
)
0 (
∗
)
(
∗
)
(
∗
)
(
∗
)
(
∗
)
(
∗
)
(
∗
)
(
∗
)
1.1 0.8 3.3 0.6 0.3 3.3 3.3 3.2 2.9 1.4 1.4 0.6 0.9 1.5 1.9 3.3
47
RB1106
1
C1
102
0.1
C1
179
54
3
2
1
TK11133CSCL-G
IC1105
CONT
GND
NOISE VOUT
VIN
2.7k R2110
10k
R1105
1k
R1193
0.22
C1182
0.1
C1184
47
RB1105
10k
R1
106
1k
R1
191
0.1
C1
191
0.1
C1197
0.1
C1
180
JL1107
JL1108
JL1109
JL1110
JL1111
JL1112
0
R2133
D3.3V
5V
0.22
C1186
10k
R1151
FB1108
0.1
C1181
1k
R1
135
0.01
C2130
FB1111
C1
110 0.1
FB1106
47
RB1107
47
RB1108
D1 G2 S2
D2 G1 S1
UM6K1N-TN
Q1701
5
4 3
2
1
TK11150CSCL-G
IC1707
CONT
GND
NOISE VOUT
VIN
5 4
3 2 1
TC7SZ08FU(TE85R)
IC1705
VSS
VDD
0
R1786
0
R1784
0
R1783
0
R1747
0 R1748
0 R1751
1.8k R1750
0 R1752
CL1701
0.01
C1725
0.1
C1727
0
R1753
0.22
C1730
0.22
C1729
10V
47
C1728
CL1702 0 R2746
220
R9945
0
R9935
RT1N141C-TP-1
Q9729
2SC4154TP-1EF
Q9728
2SC4154TP-1EF
Q9726
27k
R9941 22k
R9928
1k
R9924
10k
R9934
22k
R9929
10k
R9922
R9920
0
1k
R9918
0.1
C9972
48 43
6 5
46
4 3 2 1
47 45 44 42 41 37 38 39 40
12 10 11 9 8 7
36 31 32 33 34 35
18 17 16 15 14 13
30 29 28 27 26 25
24 23 22 21 20 19
MX29LV320CBT70-CHI1-0803UC
(EXCEPT HDX275: E3, AUS)
MX29LV320CBT70-CHI1-0803CE (HDX275: E3, AUS)
IC1102
A15 A14 A13 A12 A1
1
A10 A9 A8 A19 N.C WE RESET N.C. N.C. RY
/B
Y
A18 A17 A7 A6 A5 A4 A3 A2 A1
A0 CE
VSS
OE
DQ0 DQ8 DQ1 DQ9 DQ2
DQ10
DQ3
DQ1
1
VCC
DQ4
DQ12
DQ5
DQ13
DQ6
DQ14
DQ7
DQ15/A-1
VSS
BYTE
A16
E3.3V
CEC_TX_OUT
XSYSRST
1.8k
R1749
100
R1198
+6V
1
2
3
4
5
6
6P
CN1105
TXD
RXD
GND
+3.3V
V2REFO
RFMON
ISA1602AM1TP-1EF
Q9724
R1754 0
0.01
C2100
47k
R1742
CEC_RX_IN
MA2J1110GLS0
D9712
10V
100
C1190
47 48 49
8
50 51 52 53 54
1 2 3 4 5 6 7
41 42 43 44 45 46
14 13 12 11 10 9
34 40 35 36 37 38 39
16 15 17 18 19 20 21
28
27
29 30 31 32 33
26 25 24 23 22
V54C365164VEI7
IC1
104
VDD DQ0
VDDQ
DQ1 DQ2
VSSQ
DQ3 DQ4
VDDQ
DQ5 DQ6
VSSQ
DQ7 VDD
LDQM
/WE
/CAS /RAS
/CS
BA0 BA1 A10
A0 A1 A2 A3
VDD
VSS A4 A5 A6 A7 A8 A9 A1
1
NC CKE CLK UDQM NC VSS DQ8 VDDQ DQ9 DQ10 VSSQ DQ1
1
DQ12 VDDQ DQ13 DQ14 VSSQ DQ15 VSS
R2203
0
1 23
4
L1701
90uH
1 23
4
L1704
90uH
1 23
4
L1702
90uH
1 23
4
L1703
90uH
8 7 6 5
4 3 2 1
S-24CS64A01-J8T1G
IC1
103
A0 A1 A2 GND
SDA
SCL
WE
VCC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
CN1701
19P
TMDS DATA2+
TMDS DATA2 SHIELD
TMDS DATA2-
TMDS DATA1+
TMDS DATA1 SHIELD
TMDS DATA1-
TMDS DATA0+
TMDS DATA0 SHIELD
TMDS DATA0-
TMDS CLOCK+
TMDS CLOCK SHIELD
TMDS CLOCK-
CEC
Reserved
SCL
SDA
DOC/CEC GND
+5 POWER
HPD
5
4 3
2
1
TK11133CSCL-G
IC1708
CONT
GND
NOISE VOUT
VIN
C1732
0.01
C1731
0.22
5V
C1733
0.22
C1734
1
R2201
0
0.01
C1726
5 4
3 2 1
TC7SZ08FU(TE85R)
IC1706
VSS
VDD
HDMI_PCONT
0
R1743
A17
A0
A1
A16 A15 A14 A13 A12 A1
1
A10 A9 A20 A19 A18 A8 A7 A6 A5 A4 A3 A2
HD7 HD6 HD5 HD4 HD3 HD2 HD1 HD0
XRD
XROMCS
XWR
RD8
RD7 RD6 RD5 RD4 RD3 RD2 RD1 RD0
A21
RD12 RD13 RD14 RD15 RD9 RD10 RD1
1
DQM1
RA3 RA2 RA1 RA0
RA10
BA1 BA0
RCS
DQMO
RW
E
CAS RAS
CLKE RA1
1
RA9 RA8 RA7 RA6 RA5 RA4
72
71
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
96
97
92
95
98
93
99
94
101
100
102
IC1705
LEVEL SHIFT
IC1708
+3.3V REGULATOR
IC1707
+5V REGULATOR
IC1706
LEVEL SHIFT
IC1104
SD-RAM
IC1103
EEPROM
IC1102
FLASH ROM
IC1105
+3.3V REGULATOR
(9/12) MAIN BOARD
HDMI OUT
CEC DATA SWITCH
Q9724, 9726, 9728, 9729
(FOR JIG)
Q1701
LEVEL SHIFT
18 9 11 7
J
15
G
2 10
E
1 8 3 14 5
K
6
D
B
C
16 13
A
12 17 4
I
F
H
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