Panasonic TH-42PA20U/P, Service Manual

Page: 211 / 319

14.44. SD-Board Block Diagram
PDP SCAN DRIVER
SHIFT RESISTOR
SHIFT RESISTOR
B40
45
IC6408
A39
85
B2
SD2
97
HV01
40
30 31
A1
SELECTOR
76
85
95
OUTPUT
79
SCAN ELECTRODES
70
IC6407
21
HV02
79
90
93
A39
89
PRO
74
85
A40
46
FS01
69
65
A2
SHIFT RESISTOR
81
VSCN
86
93
34
88
HV62
Vfo
42
19
OUTPUT
IC6406
HV03
89
SD3
A2
HV62
98
HV63
FSI
95
83
35
44
HV03
84
42
82
89
A40
91
18
FSI
Vf
Vfo
81
83
94
89
86
92
87
86
46
OUTPUT
HV01
46
100
99
B1
B2
32
79
PRO
99
85
92
B39
75
HV63
50
LATCH
Vf
83
30
64 PIN
B25
75
87
35
A9
Vf
B39
64 PIN
SD
SCAN ELECTRODES
34
78
B40
FCL
78
B1
LATCH
HV64
FCLK
Vf
35 42
HV64
88
74
44
85
66
35
FCLK
B17
A16
31
Vf5
Vf5
A2
SD44
Vfo
75
Vfo
A25
84
41
PRO
32
11
86
94
74
FS03
FS02
87
VF5V
30
76
B16
FCL
79
48 PIN
Vf
SD1
A1
31
A8
B9
90
Scan Out (Down) Board
46
88
84
41
98
FCLK
88
97
SELECTOR
71
TO SC43
64 PIN
Vfo
SCAN ELECTRODES
HV63
81 30
100
SELECTOR
41
PDP SCAN DRIVER
100
Vfo
A40
45
FCL
78
91
PDP SCAN DRIVER
PRO
VF5V
HV62
HV03
92
LATCH
44
B24
98
B1
1
38
89
88
94
90
95
To 2nd 80pins of
94
31
OUTPUT
41
FCLK
Vf
FSI
FCLK
To 3rd 80pins of
95
B2
16
HV63
31
64
45
20
Vf
LATCH
83
HV01
41
1
A1
86
FS01
A24
To 1st 80pins of
HV64
45
PRO
78
97
15
FS02
87
99
39
B8
SHIFT RESISTOR
90
32
IC6405
FCL
HV18
51
84
67
SD43
34
84
32
44
1
HV64
74
VSCN
HV02
FS03
30
75
Vf5
B40
PRO
HV17
91
TO SC44
A39
FCL
82
90
92
98
34
87
76
A17
FCL
HV02
Vf5
82
SELECTOR
76
81
HV62
93
Vf
82
42
97
68
FCLK
Vf
PDP SCAN DRIVER
B39
93
TH-42PA20U
SD-Board Block Diagram
TH-42PA20U
SD-Board Block Diagram
98