Sd-Board Block Diagram - Panasonic TH-42PX20U-P Service Manual

TH-42PX20U-P

14.72. SD-Board Block Diagram

SD
Scan Out (down) Board
TO SC44
SD52
Vf D20 D40 Vf
FSI D19 D39 FSI
FCL D18 D38 FCL
FCLK FCLK
D17 D37
PRO D16 D36 PRO
D15 D35
VF5V VF5V
D14 D34
D13 D33
Vf Vf
D1
D21
TO SC43 SD51
C40
C20
Vf Vf
C11 C31
C10 C30
VSCN VSCN
C9 C29
C8 C28
Vfo Vfo
C1 C21
TH-42PX20U-P
SD-BOARD BLOCK Diagram
Vf
30 31 32 44 45 46 81 82 83 84 87 92 93 94 95
IC6407
PDP SCAN DRIVER
HV01 99
FSI
HV02 100
85
HV03 1
FCLK
86
FCL 64 PIN
89
OUTPUT
PRO
90
HV62
74
FS01
HV63
75
91
HV64 76
Vf5
88
34 35 41 42 78 79 97 98
Vfo
Vf
30 31 32 44 45 46 81 82 83 84 87 92 93 94 95
IC6408
PDP SCAN DRIVER
HV01 99
FSO1
HV02
85 100
HV03 1
FCLK
86
64 PIN
FCL
89 OUTPUT
PRO
90
HV62
74
FSO2
HV63
75
91
HV64 76
Vf5
88
34 35 41 42 78 79 97 98
Vfo
Vf
30 31 32 44 45 46 81 82 83 84 87 92 93 94 95
IC6409
PDP SCAN DRIVER
HV01 99
FSO2
HV02 100
85
HV03 1
FCLK
86
64 PIN
FCL
89
OUTPUT
PRO
90
HV62
74
FSO3
HV63
75
91
HV64 76
Vf5
88
34 35 41 42 78 79 97 98
Vfo
IC6410
PDP SCAN DRIVER
SD1
A48 B48 FSO3
A47 B47
FCLK
FCL
PRO
FSO4
To 1st 96pins of
A17 B17
SCAN ELECTRODES
Vf5
A16 B16
A2 B2
A1 B1
IC6411
PDP SCAN DRIVER
FSO4
FCLK
FCL
PRO
FSO5
Vf5
SD2
A48 B48
A47 B47
IC6412
To 2nd 96pins of
PDP SCAN DRIVER
A33 B33
SCAN ELECTRODES
A32 B32
FSO5
FCLK
FCL
PRO
A2 B2
A1 B1
Vf5
134
Vf
30 31 32 44 45 46 81 82 83 84 87 92 93 94 95
SD3
HV01 99
A48 B48
HV02 100
85
HV03 1
A47 B47
86
64 PIN
89
OUTPUT
90
HV62
74
HV63
75
91
To 3rd 96pins of
HV64 76
A17 B17
SCAN ELECTRODES
88 A16 B16
34 35 41 42 78 79 97 98
Vfo
A2 B2
A1 B1
Vf
30 31 32 44 45 46 81 82 83 84 87 92 93 94 95
HV01 99
HV02
85 100
HV03 1
86
64 PIN
89
OUTPUT
90
HV62
74
HV63
75
91
HV64 76
88
34 35 41 42 78 79 97 98
Vfo
SD4
A48 B48
A47 B47
Vf
30 31 32 44 45 46 81 82 83 84 87 92 93 94 95
To 4th 96pins of
A33 B33
SCAN ELECTRODES
HV01 99 A32 B32
HV02 100
85
HV03 1
86
64 PIN
89
OUTPUT
90
HV62
74
A2 B2
HV63
75
91
A1 B1
HV64 76
88
34 35 41 42 78 79 97 98
Vfo
TH-42PX20U-P
SD-BOARD BLOCK Diagram