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MPB Schematic Diagrams B-19
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Figure B-4 MPB VGA Board Logic Diagrams (Sheet 4 of 5)
R4
R5
R6
1
2
3
4
5 6
7
8
9
10
CP1
SRP1K-2
R0
R1
R2
R3
SUD0
SUD1
SUD2
SUD3
UD0
UD1
UD2
UD3
R7
SUD4
SUD5
SUD6
SUD7
LD0
LD1
LD2
LD3
1
2
3
4
5 6
7
8
9
10
CP2
SRP1K-2
1
2
3
4
5 6
7
8
9
10
CP3
SRP1K-2
CHIP CAPACITOR
2
1
2
R2
10R3
LP
C
LK
1
3
2
NF1
STC222B
SB
2
2
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
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
CN1
JAE-CONN80C
C3
SC47P
1 2
R15
22R3
R[0..7]
SUD[0..7]
UD3
R1
R2
R3
R4
R5
R6
R7
R0
SUD2
SUD1
SUD6
SUD5
SUD3
SUD0
SUD7
SUD4
2
2
1 2
R13
22R3
LFS
2
1
2
2
2
2
5
C26
SCD1U
C1
SC10U16V
12
R14
22R3
1
2
R1
100KR3
MOD
LCD_3/5V#
LCD_3/5V#
LCDPWR
+5V
+3.3V
+3.3V
2
2
2
1
2
R16
0R3
UD0
LD3
LD1
LD0
UD1
LD2
UD2
LCDVEE
LCD I/F
1DISPLAY
C51
SCD1U
1
2
1
4
7
U13A
SSHC04
3
4
1
4
7
U13B
SSHC04
LVC ,VHC OR LCX