C1, C2, C3 And C4-Board Block Diagram (37, 42Inch) - Panasonic TH-37PX50U Service Manual

TH-37PX50U / TH-42PX50U / TH-50PX50U

13.56. C1, C2, C3 and C4-Board Block Diagram (37, 42inch)

CLK
D14 ODE D12
CA1 VDD2 LEU CA2 VDD2
D15 CLR D13
PCU
IC7102
BUFFER
C1
Data drive (Up Left)
Board (Rear View)
C4
Data drive (Down Left)
Board (Rear View)
IC7402
BUFFER
CLK
D14 ODE D12
CB1 VDD2 LEU CB2 VDD2
D15 CLR D13
PCD
PANEL DATA DRIVER
TH-37/42PX50U
C1, C2, C3 and C4-Board Block Diagram
PANEL DATA DRIVER
CLK CLK CLK
ODE D10 ODE D8 ODE
LEU CA3 VDD2 LEU CA4 VDD2 LEU
CLR D11 CLR D9 CLR
PCU PCU PCU
IC7101
BUFFER
IC7103 IC7104
BUFFER BUFFER
ODE CLK2
C11 DUA8~15,DUB8~15,DUC8~15
CLR CLK3
TO
D31
TO
D34
ODE CLK2
C41 DDA8-15,DDB8-15,DDC8-15
CLR CLK3
IC7403 IC7404
BUFFER BUFFER
IC7401
BUFFER
CLK CLK CLK
ODE D10 ODE D8 ODE
LEU CB3 VDD2 LEU CB4 VDD2 LEU
CLR D11 CLR D9 CLR
PCD PCD PCD
CLK
ODE
LEU
CLR
PCU
IC7204
C12 C22
BUFFER
4 Vda70V 1
3 Vda70V 2
C1_5V C2_5V
LEU DRV- 5V 5V DRV LEU CLK0 ODE
P5V P5V DUA0~7,DUB0~7,DUC0~7
PCU RST DET DET RST PCU CLK1 CLR
LED DRV 5V 5V DRV LED CLK0 ODE SUSTAIN
P5V P5V DDA0-7,DDB0-7,DDC0-7
PCD RST DET DET RST PCD CLK1 CLR
C4_5V C3_5V
C43 C33
20 Vda70V 1
19 Vda70V 2
IC7304
BUFFER
CLK
ODE D6
LEU
CLR
PCD
164
PANEL DATA DRIVER
CLK CLK CLK
D6 ODE D4 ODE D2 ODE D0
VDD2 CA5 LEU VDD2 CA6 LEU VDD2 CA7 LEU
D7 CLR D5 CLR D3 CLR D1
PCU PCU PCU
IC7201 IC7202 IC7203
BUFFER BUFFER BUFFER
C2
Data drive (Up Right)
Board (Rear View)
C21
TO
D32
TO
D33
DRV-
C31
DATA SOS9
C3
Data drive (Down Right)
Board (Rear View)
IC7301 IC7302 IC7303
BUFFER BUFFER BUFFER
CLK CLK CLK
ODE D4 ODE D2 ODE D0
VDD2 CB5 LEU VDD2 CB6 LEU VDD2 CB7 LEU
D7 CLR D5 CLR D3 CLR D1
PCU PCD PCD
PANEL DATA DRIVER
TH-37/42PX50U
C1, C2, C3 and C4-Board Block Diagram
VDD2 CA8
TO
C24
SS24
1 Vda70V
2 Vda70V
TO
C32
SS32
9 DRV-SOS9
8
UMH
7 UML
USH
6
5 USL
4 UEH
C3_5V
3 NUEL
1 5V
12
Vda70V
VDD2 CB8