Panasonic TH-42PH9WK Service Manual page 98

TH-42PH9WK / TH-42PH9WS
14.38. C1 and C2-Board Block Diagram
C1
DATA DRIVE
LOWER RIGHT(FRONT VIEW)
8bit
VCC VCC
IC7104 IC7103
BUFFER
A14-C15 2bit A12-C13 4bit
6bit
6bit 6bit
CB1 CB2
TH-42PH9WK/WS
C1 and C2-Board Block Diagram
TO D31
13-35,46-52
C11 41 42 37 39 43 44
DATA
24bit
DA8-DC15
8bit 8bit
VCC VCC
IC7105 IC7101
VCC
IC7102 BUFFER
CLK BUFFER
BUFFER BUFFER
4bit A10-C11 2bit 6bit A8-C9
6bit 6bit 6bit 6bit 6bit 6bit
CB3 CB4
PANEL DATA DRIVER
TO D32
C21
1 3 55 21
C2
DATA
R7115 24bit
DATA DRIVE DA0-DC7
LOWER LEFT
(FRONT VIEW)
8bit
VCC
IC7202
BUFFER
2bit A4-C5
A6-C7
6bit
C12 C22
1 Vda 1
Vda
6 6
6bit 6bit
CB5
98
51 12 14 16 17 18 19 53 55 1 10 9 8 7 6 5 4
R7318
8bit 8bit
VCC VCC
IC7205
IC7201
VCC VCC
IC7203 IC7204
BUFFER
CLK BUFFER
BUFFER BUFFER
4bit 4bit A2-C3 2bit 6bit A0-C1
6bit 6bit 6bit 6bit 6bit 6bit
CB6 CB7 CB8
PANEL DATA DRIVER
TH-42PH9WK/WS
C1 and C2-Board Block Diagram
C23
TO SS23
NUEL
2 NUEL
UEH
3 UEH
USL
4 USL
USH
5 USH
UML
6 UML
UMH
7 UMH
SS_SOS8
8 SS_SOS8
1 5V
11 Vda
Vda
12