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14.44. SD-Board Block Diagram
TO SC44
FSI
FCL
FCLK
PRO
VF5V
Vf
TO SC43
Vfo
VSCN
Vf
TH-42PA20B/E
SD-Board Block Diagram
SD
Scan Out (Down) Board
PDP SCAN DRIVER
SD44
90
70
FSI
89
69
FCL
88
68
FCLK
87
67
PRO
86
66
VF5V
85
65
84
64
Vf
71
51
SD43
31
11
Vfo
PDP SCAN DRIVER
38
18
39
19
VSCN
40
20
41
21
Vf
50
30
PDP SCAN DRIVER
PDP SCAN DRIVER
Vf
Vf
30
31
32
44
45
46
81
82
IC6405
FSI
85
FCLK
86
FCL
89
PRO
90
FS01
91
Vf5
88
34
35
41
42
78
Vfo
Vf
30
31
32
44
45
46
81
82
IC6406
FS01
85
FCLK
86
FCL
89
PRO
90
FS02
91
Vf5
88
34
35
41
42
78
Vfo
Vf
30 31
32
44
45
46
81
82
IC6407
FS02
85
FCLK
86
FCL
89
PRO
90
FS03
91
Vf5
88
34
35
41
42
78
Vfo
Vf
30
31
32
44
45
46
81
82
IC6408
FS03
85
FCLK
86
FCL
89
PRO
90
Vf5
88
34
35
41
42
78
Vfo
83
84
87
92
93
94
95
HV64
76
HV63
75
HV62
74
64 PIN
OUTPUT
HV03
1
HV02
100
HV01
99
79
97
98
83
84
87
92
93
94
95
HV64
76
HV63
75
HV62
74
64 PIN
OUTPUT
HV03
1
HV02
100
HV01
99
79
97
98
83
84
87
92
93
94
95
HV64
76
HV63
75
HV62
74
64 PIN
OUTPUT
HV03
1
HV02
100
HV01
99
79
97
98
83
84
87
92
93
94
95
HV64
76
HV63
75
HV62
74
48 PIN
OUTPUT
HV18
16
HV17
15
79
97
98
SD1
A40
B40
A39
B39
To 1st 80pins of
SCAN ELECTRODES
A9
B9
A8
B8
A2
B2
A1
B1
SD2
A40
B40
A39
B39
To 2nd 80pins of
A17
B17
SCAN ELECTRODES
A16
B16
A2
B2
A1
B1
SD3
A40
B40
A39
B39
To 3rd 80pins of
A25
B25
SCAN ELECTRODES
A24
B24
A2
B2
A1
B1
80
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