Mitsubishi Electric LT-3280 Service Manual page 52

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1
2
μCON
μCON
S3.3V
a
Q500
DTC124EK
L500
DG
BLM21P221PG
R502
OPEN
NC
VCC
b
NC
VCLK
NC
SCL
GND
SDA
DG
IC501
24LC22ATI/SN
VR501
AVRL161A1R1N
R508
C500
100
10V
HP_DETECT
10u
DG
R501
1/4W
D501
180
UDZS9.1B
DG
+5V
c
DG
DD/CEC/GND
DSDA
D502
UDZS9.1B
DG
DSCL
L510
D503
ACM2012D-900-2P
UDZS9.1B
N.C.
DG
L511
ACM2012D-900-2P
CEC
RXC-
d
Clock_
L512
Shield
ACM2012D-900-2P
RXC+
RX0-
L513
ACM2012D-900-2P
Data0_
Shield
RX0+
RX1-
Data1_
e
Shield
RX1+
RX2-
Data2_
Shield
RX2+
DG
f
g
1
2
3
4
5
S5V
R504
OPEN
R563
10K-F
L501
DG
10u
DG
C502
Q501
100u
DG
16V
UPA672T-T1-A
R511
CSDA
4.7K
R510
4.7K
3
2
1
R512
D2
G1
S1
10
S2
G2
D1
4
5
6
DSCL
R513
10
DSDA
+3.3VA
VR502
VR503
VR504
VR505
AVRL161A1R1N
AVRL161A1R1N
AVRL161A1R1N
AVRL161A1R1N
DG
DG
DG
DG
DG
VR506
VR507
VR508
VR509
AVRL161A1R1N
AVRL161A1R1N
AVRL161A1R1N
AVRL161A1R1N
DG
DG
DG
DG
HD3.3V
L504
10u
3.3V_HDMI
C521
C522
C520
16V
16V
D
D
1
6
K-.01
100u
100u
D
D
S3.3V
2
5
DG
G
S
3
4
R731
0
IC502
SI3457DV
R523
10K
R524
0
Q504
C3052
Q502
GND4
DTC124EK
DG
DG
R560
3
4
5
6
7
μCON
8
7
6
5
8
7
6
5
SI99RST
R544
1
2
3
4
1
2
3
4
R545
33
Q503
NDC7002N
G2
CSCL
D2
S2
S1
G1
D1
R556
0
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
76
DSDA
DSCL
77
78
DGND
79
PGND1
80
PVCC
R514
F-390
81
EXT_RES
C508
C509
CH
100
K-.1
AVCC
82
DG
DG
83
RXC-
84
RXC+
85
AGND
86
RX0-
RX0+
IC500
87
SII9993CTG100
88
AGND
89
AVCC
90
AGND
C510
C511
CH
100
K-.1
91
RX1-
RX1+
92
C512
C513
CH
K-.1
93
AVCC
100
94
AGND
C515
K-.1
95
AVCC
C514
CH
100
96
RX2-
RX2+
97
98
AGND
99
GND
100
VCC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
C523
C524
L508
D3.3V
50V
K-.01
BLM21P221PG
L509
10u
BLM21P221PG
IC503
SN74LVC08APWR
C545
K-.1
1
VCC
14
A0
DG
DG
2
A2
13
B0
3
B2
12
Q0
R562
4.7K
4
A1
Q2
11
DG
A3
5
B1
10
B3
6
Q1
9
7
Q3
8
GND
DG
100
6
7
8
9
8
7
6
5
R543
33
33
1
2
3
4
60
59
58
57
56
55
54
53
52
51
Q14
50
Q15
49
Q16
48
C536
C537
100
CH
K-.1
OVCC
47
ODCK
46
OGND
45
Q17
44
Q18
43
Q19
42
C534
C535
100 CH
K-.1
GND
41
VCC
40
Q20
39
Q21
38
Q22
37
Q23
36
DE
35
VSYNK
34
HSYNK
33
SCK
32
WS
31
SDO
30
R533
OPEN
SPDIF
29
OGND
28
R532
33
MCLKIN
27
MCLKOUT
26
16
17
18
19
20
21
22
23
24
25
C527
100 CH
C528
K-.1
R531
F-3.9K
DG
C533
C532
10u
0.047u
10V
L505
25V
10u
C529
C531
1000
10u
25V
50V
C530
K-.1
DG
2
LT-3780D
1
LT-3280D
32
33
34
35
改番
副番
品番
規格
CHANGE
SUB
MATERIAL
ITEM
MARK
ITEM
出図先
尺度
作成日付
*
DIM
SCALE
3RD
ANGLE
第3角法
IN
PROJECTION
NTS
2005
mm
作成
照査
設計
検認
DRAWN
CHECKED
DESIGNED
APPROVED
CAD
本間
千原
石畑
8
9
10
11
R542
33
HDMI_Y4
HDMI_Y5
HDMI_Y6
HDMI_Y7
HDMI_Y(7:0)
L506
L507
33
0
HDMI_CLK
C538
OPEN
DG
R541
33
HDMI_PR0
HDMI_PR1
HDMI_PR2
HDMI_PR3
R540
33
HDMI_PR4
HDMI_PR5
HDMI_PR6
HDMI_PR7
HDMI_PR(7:0)
HDMI_DE
R539
33
R538
33
HDMI_VS
R537
33
HDMI_HS
uCON
R536
33
HDMI_SCK
R535
33
HDMI_WS
R534
33
HDMI_I2S
R552
33
HDMI_MCLK
69
70
71
C
72
73
74
75
76
77
78
79
80
摘要
O
(MI)
UNIT
C
AND
DIMENSIONS
O
REMARK
MARK
CODE
M
REVISION NO.
APP. FROM
*
*
DATE
5
TITLE OF DRAWING
24
HDMI(MAIN)
7
11
(6/14)
SCHEMATIC-DIAGRAM
25
26
27
28
29
30
31
880A647
10
11
SCL=1/1
a
b
c
d
GM1601
e
AUDIO
DIGITAL
OUTPUT
f
g

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