Panasonic TH-C42FD18 Service Manual page 45

11.5. G, GS, K and S-Board Schematic Diagram
A
B
JK3701
K4AK13B00002
C
R3716 R3717
39k 39k
D
E
TH-C42FD18
G, GS, K, and S-Board Schematic Diagram
1
(HP GND)
C4
ZA3701
K4CZ01000027
G51 1
19
2
20
R3750
14.3k
MENU OK
KEY1
G-BOARD TNPA4501S
!
AV3_R
AV3_L
AV3_S_DET
KEY1
G51
TO
A-BOARD
(A51)
2 3
CH.DN MENU
CH.UP VOL.UP VOL.DN TV/VTR OK
ZA3702
K4CZ01000027
R3751 R3758 R3752 R3753 R3754
6.65k 3.16k 1.74k 1.62k 2.32k
TV/VTR VOL.DN VOL.UP CH.DN CH.UP
R3756
0
C3750
50V
1000p
4 5
45
! K-BOARD TNPA4500S
RM2501
PNA4701M07TV
REMOTE RECEIVER
D2512
MAZ80430LL
D2520A
C2515
B3AAA0000770
50V
0.01u
C2512 C2521
POWER LED
6.3V 50V
10u 0.01u
R2525
820
Q2510
R2517
Q2511
47
2SD0601A0L
2SD0601A0L
R2516
R2524
R2542
22k
47k 22k
R2520
220k
R2557
5.6k
K1
TO
A-BOARD
(A1)
S2
SW2500
K0F122A00172
POWER SW
! S-BOARD TNPA4499S
GS-BOARD TNPA4139ADS
!
SD CARD SLOT
JK7701
R7716
0
R7703 68
SDDAT2
9
SDDAT3 R7705 68
1
SDCMD
R7709 68
2
3
GND L7721
3.3V JS7701 0 J0JCC0000143
4
C7729 SDCLK R7706 0 R7713 0
5
6.3V
10u
6
GND
C7702 C7708
SDDAT0 R7704 68
4V 16V 7
47u 0.1u
R7701 68
8 SDDAT1
R7702
10
R7794 0
0
D.SW
R7710
11
100 R7799 0
12
R7708 R7793 0
W.P .
0
R7792 0
TH-C42FD18
G, GS, K, and S-Board Schematic Diagram
6 7
12 SDWP
SDDAT3
11
SDDAT2
10
SDDAT1
9
SDDAT0
8
SDDTC
7
GND
6
SDCMD
5
GND
R7731 4
0
SDCLK
3
GND
2
1 3.3V
TO
GS52
A-BOARD
(A52)
R7796 0
R7797 0
R7798
0
R7795 0
8