G, Gs, K And S-Board Block Ans Schematic Diagram - Panasonic TH-42PZ77U Service Manual

15.7. G, GS, K and S-Board Block ans Schematic Diagram

A
SW2500
POWER SW
PUSH
S2 K2
KEY3
2 2
S
POWER SW
TO DG1 K1
Modem_LED/KEY3
5
Active_STB_LED
REMOCON
1
R_LED_ON/STBY_LED
3
B
STBY3.3V 4
K
G
JK3701B
AV3 IN / KEY SW
AV3 IN
R-SW
R
R
R-G
L
L
C
L-G
V-SW
V
V
V-G
C
Y
G
C Y
CY-G
G
SW3754 SW3758
TV/VTR
GS SD CARD SLOT
D
SD CARD
JK7701
SLOT
4
3.3V
SDCMD 2
SDCLK
5
SDDAT0 7 8
SDDAT3 9 1
D.SW
W.P .
E
TH-42PZ77U
G, GS, K and S-Board Block and Schematic Diagram
1 2
OUT
Q2510
GND
STB3.3V
VCC
RM2501
REMOTE RECEIVER
D2520A
POWER LED
ON/OFF
Q2511
3.3V
REMOTE RECEIVER,LED
POWER LED
G51 TO H51
2 AV3_R
4 AV3_L
10 AV3_V
8 AV3_C
6 AV3_Y
5 AV3_S_DET
1 KEYSCAN1
SW3757 SW3756 SW3755
CH.UP CH.DN VOL.UP VOL.DN
3.3V
GS52 TO DG52
1
3.3V
8 SD DATA0
9 DATA1
10 DATA2
11 DATA3
5 SDCMD
3 SDCLK
7 SDCD
12 SDWP
3
!
REMOTE RECEIVER
D2512
MAZ80430LL
C2512 C2521
6.3V 50V
0.01u
10u
R2517
47
R2516
22k
S-BOARD
!
TNPA4237S
JK3701B
AV4 IN
K4AK13B00001
R3758 R3766
3.16k 0
R3767 R3752 R3753
0 1.74k 1.62k
TV/VTR VOL.DN VOL.UP
R3756
0
C3750
50V
1000p
ZA3701 ZA3702
K4CZ01000027 K4CD01000013
R3716 R3717
39k 39k
G-BOARD
!
TNPA4306S
G51
TO
H-BOARD
(H51)
4 5
71
K-BOARD TNPA4307S
RM2501
PNA4701M05TV
D2520A C2515
D2524
50V
LN1271RALTR MA8056MTX
0.01u
POWER LED
Q2510
R2525
2SD0601A0L
820
R2542
47k
Q2511
2SD0601A0L
R2520
220k
R2524
22k
R2557
5.6k
K2 K1
S2
TO
DG-BOARD
(DG1)
SW2500
K0F122A00172
POWER SW
R3754
2.32k
R7794 0 R7796 0
R7799 0 R7797 0
SD CARD
0 0
R7793 R7798
SLOT
R7792 0 R7795 0
CH.DN CH.UP
JK7701
SDDAT2 R7703 68
9
R7716
0
SDDAT3 R7705 68
1
SDCMD R7709 68
2
3
GND
JS7701
3.3V 0 3.3VSD
4
SDCLK
5
L7701 R7713 R7731
6 J0JCC0000143 0 0
GND
C7729 C7708
R7704 68
6.3V 16V 7 SDDAT0
10u 0.1u
C7730 C7702 R7701
SDDAT1 68
6.3V 4V 8
10u 47u
R7702 10
0
D.SW
R7710
11
100
12
R7708
W.P .
0
! GS-BOARD TNPA4308S
TH-42PZ77U
G, GS, K and S-Board Block and Schematic Diagram
6 7
TH-42PZ77U
13
SDWP
12
SDDAT3
11
SDDAT2
10
SDDAT1
9
SDDAT0
8
SDDTC
7
GND
6
SDCMD
5
GND
4
SDCLK
3
GND
2
3.3V
1
TO
DG-BOARD
GS52
(DG52)
8