Panasonic TC-42P1 Service Manual page 104

SU and SD Board Block
SU
FCL
FCLK
PRO
Vf5
Vfo
Vf
FCL
FCLK
PRO
Vf5
Vfo
Vf
SC41
FCL 1
FCLK 31
PRO 2
FSI 32
3
33
18
Vfo 48 |
| 30
60
5
Vf 35 |
| 17
47
FCL
FCLK
PRO
Vf5
Vfo
Vf
Vf5 =Vfo + 5V
IC6501
SU3
4 A1 X
X
3
B3
4
FSI FLIP FLOP
42
64 PIN
OUTPUT
4
FSO1
4
IC6502
4
3
A42 B42
4
FLIP FLOP
SU4
42
X
64 PIN A1
X
OUTPUT
4
B3
FSO2
4
IC6503
4
3
4
FLIP FLOP
42
64 PIN
OUTPUT
Vf5
4
A42 B42
Vfo
SU5
Vf
X
A1
FSO3 X
4
B3
IC6504
4
3
4
FLIP FLOP
42
48 PIN
4
OUTPUT
4
A42 B42
SD
FCL
FCLK
PRO
To 1st 80 pins
Vf5
of
UPPER SCAN Vfo
ELECTRODES
Vf
FCL
FCLK
PRO
Vf5
Vfo
Vf
To 2nd 80 pins
of
UPPER SCAN
ELECTRODES SC42
FCL 1
FCLK 31
PRO 2
FSI 32
3
33
18
Vfo 48 |
| 30
60
5
Vf 35 |
| 17
47
To 3rd 80 pins FCL
of FCLK
UPPER SCAN
ELECTRODES PRO
Vf5
Vfo
Vf
Vf5 =Vfo + 5V
IC6505
SU6
4 A1 X
X
3
B3
4
FSI FLIP FLOP
42
64 PIN
OUTPUT
4
FSO1
4
IC6506
4
3
A42 B42
4
FLIP FLOP
SU7
42
A1 X
64 PIN
X
OUTPUT
4
B3
FSO2
4
IC6507
4
3
4
FLIP FLOP
42
64 PIN
OUTPUT
Vf5
4
VCC =Vfo + 5V
A42 B42
Vfo
SU8
Vf
X
A1
FSO3
X
4
B3
IC6508
4
3
4
FLIP FLOP
42
48 PIN
4
OUTPUT
4
A42 B42
- 104 -
To 1st 80 pins
of
LOWER SCAN
ELECTRODES
To 2nd 80 pins
of
LOWER SCAN
ELECTRODES
To 3rd 80 pins
of
LOWER SCAN
ELECTRODES