Mitsubishi Electric LT-3280 Service Manual page 51

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TO ADC
1
2
D2.5V
a
L2A0
BLM21P221
L2A1
10u
C2F1
C2A0
C2F0
47u
16V
10V
K-.1
16V
10u
DG
DG
DG
DG
C2E9
16V
K-.1
b
176
175
174
173
1 GND
C2A1
16V
K-.1
2 2.5V
3 MTEST
4 PLLEN
FR_OB0
5 OB0
FR_OB1
6 OB1
FR_OB2
7 OB2
FR_OB3
8 OB3
FR_OB4
D0
9 OB4
FR_OB5
10 OB5
FR_OB6
11 OB6
FR_OB7
12 OB7
c
FR_OB[7-0]
FR_EB0
13 EB0
FR_EB1
14 EB1
FR_EB2
15 EB2
FR_EB3
16 EB3
16V
C2A2
K-.1
17 2.5V
18 GND
16V
C2A3
K-.1
D1
19 3.3V
FR_EB4
20 EB4
FR_EB5
21 EB5
FR_EB6
22 EB6
FR_EB7
23 EB7
FR_OG0
24 OG0
FR_EB[7-0]
FR_OG1
25 OG1
FR_OG2
26 OG2
FR_OG3
27 OG3
d
FR_OG4
28 OG4
D2
FR_OG5
TO
29 OG5
ADC
FR_OG6
30 OG6
FR_OG7
31 OG7
16V
C2A4
K-.1
FR_OG[7-0]
32 2.5V
33 GND
C2A5
16V
K-.1
34 3.3V
FR_EG0
35 EG0
FR_EG1
36 EG1
FR_EG2
37 EG2
FR_EG3
38 EG3
FR_EG4
D3
39 EG4
FR_EG5
40 EG5
FR_EG6
41 EG6
FR_EG7
e
42 EG7
16V
C2A6
K-.1
43 2.5V
FR_EG[7-0]
44 GND
45
46
47
IC2C1
D3.3V
R2J8
XC2164C51TMR(fo/4)
10K
1
Q0
/INH
6
L2J1
BLM21P221
VSS
VDD
C2A7
2
5
16V
K-.1
C2J6
16V
DG
3
/XT
XT
4
K-.1
f
DG
X2J1
C2J8
24.576M
C2J7
10
SMD-49
10
CH
CH
FR_OR[7-0]
DG
TO
ADC
FR_ER[7-0]
g
1
2
3
4
TO μ CON
R2C1
R2C2
4S600
L2A2
4S600
10u
1/16W
1/16W
8
7
6
5
8
7
6
5
R2E1
R2C9
10
100
1/16W
1
2
3
4
1/16W
1
2
3
4
8
7
6
5
C2E5
C2E2
C2E4
C2E3
R2C8
16V
16V
16V
16V
C2E6
100X4
K-.1
K-.1
16V
K-.1
K-.1
1/16W
DG
K-.1
1
2
3
4
172
171
170
169
168
167
166
165
164
163
162
161
160
159
158
157
156
155
154
153
152
151
150
149
148
147
146
145
144
143
142
141
140
IC2A0
M66471FP
FROIS2
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
81
8
7
6
5
8
7
6
5
R2A0
R2A1
4S600
4S600
1/16W
1/16W
1
2
3
4
1
2
3
4
3
4
5
6
7
D3.3V
R2C0
4S600
1/16W
L2A3
8
7
6
5
BLM21P221
TO ADC
C2E0
C2C9
1
2
3
4
16V
16V
47u
K-.1
DG
DG
C2E1
16V
K-.1
139
138
137
136
135
134
133
GND
132
R2A9
4S600
2.5V
131
1/16W
QOB3
130
QOB2
129
QOB1
128
QOB0
127
C2C8
16V
K-.1
3.3V
126
R2A8
4S600
GND
125
1/16W
SOB7
QEG7
124
SOB6
R2K0
QEG6
123
R2K1
SOB5
QEG5
122
SOB4
R2K2
QEG4
121
C2C7
16V
K-.1
3.3V
120
R2A7
R2K3
4S600
GND
119
1/16W
SOB3
QEG3
118
SOB2
QEG2
117
SOB1
QEG1
116
SOB0
QEG0
115
C2C6
16V
K-.1
3.3V
114
GND
113
QCLK
112
QDE
111
QH
110
QV
109
GND
108
R2A5
4S600
2.5V
107
1/16W
SER7
QOG7
106
SER6
QOG6
105
SER5
QOG5
104
SER4
QOG4
103
C2C5
16V
K-.1
3.3V
102
R2A4
4S600
GND
101
1/16W
SER3
QOG3
100
SER2
QOG2
99
SER1
QOG1
98
SER0
QOG0
97
16V
C2C4
K-.1
3.3V
96
R2A3
4S600
GND
95
1/16W
SEG7
QER7
94
SEG6
QER6
93
SEG5
QER5
92
SEG4
QER4
91
16V
C2C3
K-.1
2.5V
90
GND
89
82
83
84
85
86
87
88
8
7
6
5
R2A2
4S600
DG
1/16W
1
2
3
4
5
6
7
8
9
A3.3V
L2A4
BLM21P221
C2G0
C2G1
16V
16V
K-.1
47u
DG
DG
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
76 HSYNC
HS600
77 VSYNC
HS600
78 DE
33
79 GND
80 IDCK
HS600
C2G2
16V
K-.1
81 I3.3V
R2G0
47K
82 CTL3
R2G1
47K
83 CTL2
R2G2
47K
84 CTL1
85 P3.3V
16V
C2G3
K-.1
86 GND
R2G3
10K
87 RSVD
IC2A1
88 3.3V
SII160CTG100
89 GND
SER7
90 ER7
SER6
91 ER6
SER5
92 ER5
SER4
93 ER4
SER3
94 ER3
SER2
95 ER2
SER1
96 ER1
SER0
97 ER0
C2G4
98 I3.3V
16V
SEG7
K-.1
99 EG7
SEG6
100 EG6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
A3.3V
L2A7
10u
C2G5
C2G6
16V
10V
K-.1
10u
DG
DG
2
LT-3780D
1
LT-3280D
32
33
34
35
改番
副番
品番
CHANGE
規格
SUB
MATERIAL
MARK
ITEM
ITEM
出図先
尺度
作成日付
*
DIM
SCALE
3RD
ANGLE
第3角法
IN
NTS
2005
PROJECTION
mm
作成
照査
設計
検認
DRAWN
CHECKED
DESIGNED
APPROVED
CAD
本間
千原
石畑
8
9
10
11
A3.3V
L2A5
BLM21P221
C2H6
C2H5
16V
16V
K-.1
47u
DG
DG
SOR0
SOR1
SOR2
SOR3
SOR4
57
56
55
54
53
52
51
SOR5
OR5
50
SOR6
OR6
49
SOR7
OR7
48
GND
47
0
PC_TX2+
R2J2
1/16W
TX2+
46
0
PC_TX2-
R2J1
1/16W
TX2-
45
16V
C2H4
K-.1
A3.3V
44
0
PC_TX1+
R2J0
1/16W
TX1+
43
0
R2H9
PC_TX1-
1/16W
TX1-
42
GND
41
0
PC_TX0+
TO
R2H8
1/16W
TX0+
40
0
R2H7
PC_TX0-
GENESIS
1/16W
TX0-
39
C2H3
16V
K-.1
A3.3V
38
GND
37
A3.3V
36
0
PC_TXC+
R2H6
1/16W
TXC+
35
0
PC_TXC-
R2H5
1/16W
TXC-
34
GND
33
R2H4
EXT_SWING
32
F-680
GND
31
C2H2
16V
K-.1
3.3V
30
RSVD
29
R2H3
10K
RSVD
28
R2H2
10K
R2J3
100
RSVD
27
R2H1
10K
1/16W
SI16PD
TO
PD
26
μCON
19
20
21
22
23
24
25
A3.3V
C2H0
C2H1
16V
C2H9
10V
K-.1
16V
10u
47u
DG
DG
DG
DG
69
70
71
C
72
73
74
75
76
77
78
79
80
摘要
O
(MI)
UNIT
C
AND
DIMENSIONS
O
MARK
REMARK
CODE
M
REVISION NO.
APP. FROM
*
*
DATE
5
TITLE OF DRAWING
24
FROIS2(MAIN)
7
11
(5/14)
SCHEMATIC-DIAGRAM
25
26
27
28
29
30
31
880A647
10
11
SCL=1/1.2
a
b
c
d
e
f
g

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