15.6. GS, K and S-Board Block and Schematic Diagram
PUSH
R
V
L
YC
D.SW
W.P.
+
VCC
GND
OUT
PUSH
R
V
L
Y
C
STB3.3V
3.3VSD
STB3.3V
3.3V
K1
1
2
3
4
5
6
7
D2520A
LN1271RALTR
D2512
MAZ80430LL
R2542
47k
R2520
220k
C2521
0.01u
50V
RM2501
PNA4701M05TV
VO
U
T
GND
VCC
R2517
47
R2524
22k
Q2510
2SD0601A0L
R2516
22k
D2524
MA8056MTX
C2512
6.3V
10u
Q2511
2SD0601A0L
R2525
820
K2
1
2
R2557
5.6k
C2515
50V
0.01u
SW2500
K0F122A00172
S2
1
2
R3716
39k
ZA3702
K4CD01000013
SW3756
EVQPC105K
FL3710
J0MAB0000199
1
23
4
R3732
0
SW3755
EVQPC105K
R3766
0
R3753
1.62k
SW3757
EVQPC105K
R3717
39k
FL3712
J0MAB0000199
1
23
4
D3702
MAZ81400ML
SW3758
EVQPC105K
R3767
0
ZA3701
K4CZ01000027
JK3701B
K4AK13B00001
C
Y
G
CY
-G
G
R-SW
R
R-G
L
L-G
V-
S
W
V
V-
G
C3750
1000p
50V
R3754
2.32k
SW3754
EVQPC105K
FL3711
J0MAB0000199
1
23
4
R3758
3.16k
R3752
1.74k
R3721
10k
G51
1
2
3
4
5
6
7
8
9
10
11
12
R3756
0
R7703 68
R7713
0
C7727
50V
33p
R7799
0
C7730
10u
6.3V
R7704
68
L7701
J0JCC0000143
R7792
0
R7794
0
JS7701
0
R7701
68
C7708
16V
0.1u
R7796
0
R7709
68
R7708
0
R7797
0
JK7701
1
2
3
4
5
6
7
8
9
10
11
12
C7726
50V
33p
R7793
0
R7798
0
C7702
47u
4V
R7710
100
GS52
1
2
3
4
5
6
7
8
9
10
11
12
13
R7716
0
C7729
10u
6.3V
R7731
0
R7705
68
C7703
50V
33p
R7702
0
C7705
16V
0.1u
R7795
0
C7709
16V
0.1u
C7701
50V
33p
RM2501
SW3754
SW3756 SW3755
SW3757
SW3758
SW2500
D2520A
JK3701B
C
Y
G
CY-G
G
R-SW
R
R-G
L
L-G
V-SW
V
V-G
KEY3
GND
AI_SENSOR
STBY3.3V
GND
R_LED_ON
REMOCON
GND
KEYSCAN3
K-BOARD TNPA4307S
!
REMOTE RECEIVER
POWER LED
B
E
C
A
7
5
2
6
D
4
1
3
8
POWER SW
!
S-BOARD
TNPA4237S
A
V3_V
A
V3_Y
A
V3_L
KEYSCAN1
A
V3_R
GND
A
V3_C
GND
VOL.UP
TV/VTR
VOL.DN CH.DN
CH.UP
GND
GND
A
V3_S_DET
GND
SDCLK
SDCMD
SDCMD
GND
GND
GND
GND
SDDAT1
3.3V
SDDAT0
SDDAT3
SDDAT2
SDCLK
SDDAT0
!
TO
A-BOARD
(A52)
GS-BOARD TNPA4308S
SLOT
SD CARD
SDDAT2
SDDAT1
3.3V
SDDTC
SDWP
SDDAT3
!
G-BOARD
TNPA4306S
TO A1
Active_STB_LED
TO A52
2
9
K1
5
SD DATA0
ON/OFF
8
DATA3
9
SDCLK
POWER LED
5
1
S
POWER SW
Q2511
K
Modem_LED/KEY3
SD CARD
CH.DN
POWER SW
SLOT
10
REMOTE RECEIVER
2
S2
REMOTE RECEIVER,LED
3.3V
GS
11
7
3.3V
8
2
SDCD
12
1
SDWP
JK7701
4
3
STBY3.3V
7
POWER LED
R_LED_ON/STBY_LED
Q2510
D.SW
DATA1
SD CARD SLOT
SDCMD
W.P.
VOL.DN
SDDAT3
DATA2
REMOCON
1
SDCLK
KEY3
3.3V
5
GS52
TV/VTR
K2
VOL.UP
3
CH.UP
4
SDCMD
SDDAT0
AV4 IN
2
4
6
8
10
KEYSCAN1
AV3_R
AV3_S_DET
AV3_V
AV3_Y
AV3_C
AV3_L
5
1
AV3 IN
G51
AV3 IN / KEY SW
G
TO A51
TO
A-BOARD
(A51)
TO
A-BOARD
(A1)
TH-50PX77U/PE77U
G, GS, K and S-Board Block and Schematic Diagram
TH-50PX77U/PE77U
G, GS, K and S-Board Block and Schematic Diagram
TH-50PX77U / TH-50PE77U
62
Summary of Contents for TH-50PC77U
Page 5: ...1 Applicable signals 4 TH 50PX77U TH 50PE77U ...
Page 18: ...8 Location of Lead Wiring 8 1 Lead of Wiring 1 17 TH 50PX77U TH 50PE77U ...
Page 19: ...8 2 Lead of Wiring 2 18 TH 50PX77U TH 50PE77U ...
Page 20: ...8 3 Lead of Wiring 3 19 TH 50PX77U TH 50PE77U ...
Page 21: ...8 4 Lead of Wiring 4 20 TH 50PX77U TH 50PE77U ...
Page 22: ...8 5 Lead of Wiring 5 21 TH 50PX77U TH 50PE77U ...
Page 23: ...8 6 Lead of Wiring 6 22 TH 50PX77U TH 50PE77U ...
Page 27: ...9 4 No Picture 26 TH 50PX77U TH 50PE77U ...
Page 34: ...11 4 Adjustment Volume Location 11 5 Test Point Location 33 TH 50PX77U TH 50PE77U ...
Page 36: ...35 TH 50PX77U TH 50PE77U ...
Page 86: ...NOTE TH 50PX77U TH 50PE77U 106 ...
Page 87: ...16 Exploded Views Replacement Parts List 16 1 Exploded Views 107 TH 50PX77U TH 50PE77U ...
Page 88: ...16 2 Packing Exploded Views Accessories box 108 TH 50PX77U TH 50PE77U ...
Page 89: ...16 3 Replacement Parts List Notes 109 TH 50PX77U TH 50PE77U ...