Su-Board Block Diagram - Panasonic TH-37PD25U-P Service Manual

15.61. SU-Board Block Diagram

Vf
SU Scan Out (up)
30 31
IC6401
TO SC45
SU45
PDP SCAN DRIVER
2
FSI
48bit
4
FCL
FSI
6
FCLK 85
FCLK
PRO 8
86
VF5V 9
FCL
89
10
VF5V
PRO
90
91
TO SC41 SU41
FSI A21 A1 FSI Vf5
88
FCL
FCL A22 A2
FCLK A23 A3 FCLK
PRO A24 A4 PRO
Vfo
A25 A5
FSO1
VF5V VF5V
Q6401
A26 A6
Vf
A27 A7
Vf
Vf
30 31
A40 A20
IC6402
PDP SCAN DRIVER
64bit
FS01
85
FCLK
86
FCL
TO SC42 SU42 89
PRO
B21 B1 90
Vf Vf
FS02
91
B30 B10
Vf5
88
B31 B11
VSCN VSCN
B32 B12
B33 B13
Vfo Vfo
Vfo
B40 B20
Vf
30 31
IC6403
PDP SCAN DRIVER
64bit
FS02
85
FCLK
86
FCL
89
PRO
90
FS03
91
Vf5
88
Vfo
Vf
30 31
IC6404
PDP SCAN DRIVER
64bit
FS03
85
FCLK
86
FCL
89
PRO
90
91
Vf5
88
Vfo
TH-37/42PD25U/P
SU-Board Block Diagram
32 44 45 46 81 82 83 84 87 92 93 94 95
SU1
HV64
76
HV63 A40 B40
75
HV62 74 A39 B39
48 PIN
OUTPUT
HV18
16
To 1st 80pins of
HV17 15
A17 B17
SCAN ELECTRODES
A16 B16
34 35 41 42 78 79 97 98
A2 B2
A1 B1
32 44 45 46 81 82 83 84 87 92 93 94 95
HV64 76
HV63
75
HV62 74
64 PIN
OUTPUT
HV03 1
SU2
HV02 100
A40 B40
HV01 99
A39 B39
34 35 41 42 78 79 97 98
To 2nd 80pins of
A25 B25
SCAN ELECTRODES
A24 B24
32 44 45 46 81 82 83 84 87 92 93 94 95
A2 B2
HV64 76 A1 B1
HV63 75
HV62 74
64 PIN
OUTPUT
HV03 1
HV02 100
HV01 99
SU3
A40 B40
A39 B39
34 35 41 42 78 79 97 98
To 3rd 80pins of
A33 B33
SCAN ELECTRODES
A32 B32
32 44 45 46 81 82 83 84 87 92 93 94 95
HV64
76
HV63
75
A2 B2
HV62 74
A1 B1
64 PIN
OUTPUT
HV03 1
HV02 100
HV01 99
34 35 41 42 78 79 97 98
133
TH-37PD25U-P / TH-42PD25U-P
TH-37/42PD25U/P
SU-Board Block Diagram