Service manual
Page 50 of 64
14、Schematic diagram
Title
Number RevisionSize
A2
Comments for J8 and J9:
When J8 is a DVI-D which supplies only digital signal,
J9 supplies the analog VGA signal.
When J8 is a DVI-I which su
pp
lies both di
g
ital and analo
g
si
gn
GVCGVC
AVC
AVC
R62
4.7K
AVC
AVC
R60
4.7K
AVC
AVC
AGND
R63
75
AGND
VCC
AGND
R61
75
AGND
VCC
AGNDAGND
VCC
R59
75
1 2
3
D2
BAV99L
1 2
3
D1
BAV99L
1 2
3
D10
BAV99L
1 2
3
D8
BAV99L
1 2
3
D4
BAV99L
1 2
3
D5
BAV99L
1 2
3
D11 BAV99L
1 2
3
D9 BAV99L
1 2
3
D7
BAV99L
AVCAVC
AVCAVC
NC
1
NC
2
NC
3
GND
4
SDA
5
SCL
6
VCLK
7
VCC
8
U9
24LC21A
R57
4.7K
R58
4.7K
C104
0.1uF
L13
HfFB
L12
HfFB
L11
HfFB
AVC
VCC
1
2
3
D6
BAV70L
AGND
5
10
4
9
3
8
2
7
1
6
15
14
13
12
11
J9
VGA-IN
GVC
C103
0.1uF
GVC
R56 4.7K
R55 4.7K
GVC
NC
1
NC
2
NC
3
GND
4
SDA
5
SCL
6
VCLK
7
VCC
8
U8
24LC21A
SHELL1
25
DATA2-
1
DATA2+
2
SHLD24
3
DATA4-
4
DATA4+
5
DDCC
6
DDCD
7
VSYNC
8
DATA1-
9
DATA1+
10
SHLD13
11
DATA3-
12
DATA3+
13
+5V
14
GND
15
PLUG_D
16
DATA0-
17
DATA0+
18
SHLD05
19
DATA5-
20
DATA5+
21
SHLDCK
22
CLK+
23
CLK-
24
RED
C1
GREEN
C2
BLUE
C3
HSYNC
C4
AGND
C5
SHELL2
26
J8
DVI-I
1
2
3
D3
BAV70L
VCC
GVC
DDCD
DDCC
VGAVS
VGAHS
VGA-B
VGA-G
VGA-R
VGAVS
VGAHS
AVC5V
DDCC
DDCD
VGAVS
VGAHS
RXCP
RXCM
RX0P
RX0M
RX1P
RX1M
RX2P
RX2M
VGABI
VGAGI
VGARI
SSCL
SSDA
GVC5V
RX2M
RX2P
RX1M
RX1P
RX0M
RX0P
RXCM
RXCP
VGA-R
VGA-G
VGA-B
VGAHS
VGAVS
MC1P
MC1M
MC2P
MC2M
MRXD
MVM
MVP
MTXD
RRXD
R144
1K
C276
0.1uF
C280
0.1uF
C277
0.1uF
C279
0.1uF
C278
0.1uF
GND
15
VCC
16
C1P
1
VP
2
C1M
3
C2P
4
C2M
5
VM
6
TOUT2
7
RIN2
8
ROUT2
9
TIN2
10
TIN1
11
ROUT1
12
RIN1
13
T1OUT
14
U51
MAX232A
5
9
4
8
3
7
2
6
1
1011
J6
DSUB9
R142200
RXD
TXD
GND GND GND GND GND GND GNDGND
VCC
SO16
RXD
TXD
RH0
3.3K
RH1
3.3K
RH4
3.3K
RH5
3.3K
V0.01
CONNECTOR
Nano-1
OTPV ,INC. DTC
MALE
GGE7
GGE6
GGE5
GGE4
GGE3
GGE2
GGE1
GGE0
GCLK
RST1#
ACK
DAT
STB
RST1#
ACK
DAT
STB
OPTION FOR DC (E-FRAME)
DACMR
DACML
DACM-SUB
DACL
DACR
DACML
DACM-SUB
DACL
DACR
DACMR
SDA
SCL
RST1#
MUTE1
TO AUDIO BOARD
SDA
SCL
RST1#
MUTE1
RY6 100
RY5 100
SSCL
SSDA
G-PORT
ITU-656 INPUT TO G-PORT.
FROM DC OR DTV
CK3 330pF_NS
CK2 330pF_NS
CK1
330pF_NS
L9
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
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
31
32
33
34
35
36
37
38
39
40
P1
FX2-80P-1.27DSL
S-CIN1
S-YIN1
C-YIN
C-UIN
C-VIN
C-YIN
C-UIN
C-VIN
VOUT1
RST1#
S-CIN2
S-YIN2
MUTE
L8
R8
DACMR
DACML
DACM-SUB
DACL
DACR
R9
D9V
VCC
VDD
RST1#
+3.3V
+5V
+9V
L7
R7
L7
R7
SCL
SDA
AV-VIN3
DACR
DACL
DACM-SUB
DACML
DACMR
L8
R8
SDA
SCL
AV-VIN3
NetR35_2
VOUT1
Y1
Pb
Pr
L9
R9
SCART-SYNC
MUTE
Y1
Pb
Pr
S-CIN1
S-YIN1
S-YIN2
S-CIN2
1 2
3 4
5 6
7 8
J61
IDC8
VOUT1
VVHS
VVVS
VOUT1
VVHS
VVVS
VCC
NetR25_2
NetR27_2
NetR35_2
NetR35_2
NetR26_2
NetR27_2
NetR25_2
SDA
SCL
RST1#
RST1#
SDA
SCL
TO TELETXT BOARD
SCART-SYNC
NetR35_2
L7
R7
L8
R8
L7
R7
L8
R8
IRRCV
IRRCV
VSCL
VSDA
VSCL
VSDA
AV-VIN3
R9
L9
R9
L9
OPTION FOR FRONT AV
1
2
3
4
5
J26
CN-5
1
2
3
4
5
6
7
8
9
10
11
12
13
J55
CN-13
RD1
10K
RD2
10K
RD3
10K
RD4
10K
RD5
10K
RD6
10K
RD7
10K
V3.3 V3.3 V3.3 V3.3 V3.3 V3.3 V3.3
KEY0
KEY2
KEY4
KEY6
KEY5
KEY3
KEY1
TO KEYPAD
LED1
LED2
IRRCV
VVV
1
2
3
4
5
6
7
8
9
10
11
12
13
J18
CN-13
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
J63
HEADER 15X2
VCC
VVV
HDCP USE I2C
KEYPAD
GVC
RY7
0
AVOUT
1 2
3 4
5 6
7 8
9 10
11 12
13 14
J62
HEADER 7X2
VVV
KEY6
KEY6
SDA
SCL
1
3
2
4
JP1
JMP
VVV
J10
DVI PHONEJACK STEREO
J11
PC PHONEJACK STEREO
NetR26_2 V-GRN1
V-BLU1
V-RED1
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
A28
A29
A30
A31
J63
GT121-31P-TD