Panasonic TH-42PX20U-P Service Manual page 323

14.69. SU-Board Block Diagram
TO SC41
Vf
FSI
FCL
FCLK
PRO
VF5V
Vf
TO SC42
Vf
VSCN
Vfo
TH-42PX20U-P
SU-BOARD BLOCK Diagram
SU
Scan Out (up) Board
SU51
PDP SCAN DRIVER
A1 Vf
A21
A2 FSI
A22
A3 A23
FCL
A4 A24 FCLK
A5 PRO
A25
A6
A26
VF5V
A7 A27
A8 A28
Vf
A20 A40
SU52
B1
B21
Vf
B10 B30
B11 B31
VSCN
B12 B32
B13 B33
PDP SCAN DRIVER
Vfo
B20 B40
PDP SCAN DRIVER
Vf
30 31 32 44 45 46 81 82
IC6401
FSI
85
FCLK
86
FCL
89
PRO
90
FS01
91
Vf5
88
34 35 41 42 78 79
Vfo
Vf
30 31 32 44 45 46 81 82
IC6402
FSO1
85
FCLK
86
FCL
89
PRO
90
FSO2
91
Vf5
88
34 35 41 42 78 79
Vfo
Vf
30 31 32 44 45 46 81 82
IC6403
FSO2
85
FCLK
86
FCL
89
PRO
90
FSO3
91
Vf5
88
34 35 41 42 78 79
Vfo
83 84 87 92 93 94 95
HV64
76
HV63
75
HV62 74
64 PIN
OUTPUT
HV03 1
HV02
100
HV01 99
97 98
83 84 87 92 93 94 95
HV64
76
HV63
75
HV62 74
64 PIN
OUTPUT
HV03 1
HV02
100
HV01 99
97 98
83 84 87 92 93 94 95
HV64
76
HV63
75
HV62 74
64 PIN
OUTPUT
HV03 1
HV02
100
HV01 99
97 98
SU1
A48 B48
A47 B47
To 1st 96pins of
A17 B17
SCAN ELECTR
A16 B16
A2 B2
A1 B1
SU2
A48 B48
A47 B47
To 2nd 96pins o
A33 B33
SCAN ELECTR
A32 B32
A2 B2
A1 B1
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