Panasonic TH-42PX20U-P Service Manual page 297

14.56. C1, C2, C3, C4 and K-Board Block Diagram
CA1 D2 CLK CA2 D3 CLK
C1
Data drive (Upper Right)
Board (Front View)
C4
Data drive (Lower Right)
Board (Front View)
CB4 CB3
D13 CLK D14 CLK
TH-42PX20U-P
C1, C2, C3, C4 and K-BOARD BLOCK Diagram
CA3 D4 CLK CA4 D5 CLK
IC7101
CLOCK
IC7105
BUFFER
IC7106
BUFFER
IC7107
BUFFER
C11
FROM D31
FROM D34
C41
IC7707
BUFFER
IC7706
BUFFER
IC7705
BUFFER
IC7701
CLOCK
CB2 CB1
D15 CLK D16 CLK
C12
Vda75V
17
18 Vda75V
Vda75V
19
20 Vda75V
D2 D3 D4 D5
CLKR
13 14 15 CLKR 16
C43
20 Vda75V
Vda75V
19
18 Vda75V
17 Vda75V
IC7301
CLOCK
IC7305
BUFFER
IC7306
BUFFER
IC7307
BUFFER
C22
4
3
2
C2
1
Data drive (Upper Left)
D8 D9 D10 D11 CLKL
19 20 21 22 CLKL
C33
C3
1
Data drive (Lower Left)
2
Board (Front View)
3
4
IC7507
BUFFER
IC7506
BUFFER
IC7505
BUFFER
IC7501
CLOCK
CLK D8 CA5 CLK
Board (F
URL UMH UML USH USL UEH UEL URH SO
LED_R LED_G REMOCON AKOPT
CB8
CLK D19 CLK
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