57
12.13. A-Board (9/20) Schematic Diagram
+
Thermal Pad
P
P
P
P
P
P
P
AG_SOS
C5748
10u
10V
C5749
16V
0.01u
C5756
25V
3300p
C5755
0.1u
25V
C5746
10u
10V
C5747
10u
25V
C5420
1u
16V
C5418
1u
25V
C5558
16V
0.1u
C5651
4.7u
10V
C5652
4.7u
6.3V
C5650
10V
2.2u
C5649
10V
1u
C2848
1u
25V
C5617
2.2u
10V
C5618
0.01u
25V
C5557
16V
0.1u
C5632
2200p
50V
C5627
4700p
25V
C5641
10u
6.3V
C5642
10u
6.3V
C5635
0.1u
25V
C5626
25V
10u
C5634
2200p
50V
C5628
10u
25V
C5722
47p
50V
C5773
22u
6.3V
C5767
10u
25V
C5789
10u
25V
C5788
25V
10u
C5794
1000p
50V
C5769
0.1u
25V
C5764
22u
6.3V
C5765
22u
6.3V
C5770
0.1u
16V
C5771
0.015u
16V
C2847
25V
47u
*D5748
B0ACCJ000048
*D5745
B0ACCJ000048
D5620
B0JCPG000030
D5605
B0HCMM000014
D5618
B0JCCE000008
D5619
B0JCCE000008
D5524
B0ACCJ000048
D5741
B0JCMD000010
D5747
B0ACCJ000048
D5750
B0ACCJ000048
D5522
B0ADEJ000035
D5519
B0BC010A0007
D5573
B0BC01100001
D5602
DZ2J056M0L
D5749
B0BC010A0007
D5751
DZ2J033M0L
C0DBAGF00030
IC5604
1
ON/OFF
2
VSS
3
NC
5
VOUT
4
VIN
C0DBFYY00049
IC5603
1
VIN
2
VSS
3
CE
5
VOUT
4
NC
IC5740
C0DBAYY00462
1
BOOT
2
VIN
3
SW
4
GND
5
FB
6
COMP
7
EN
8
SS
C0DBAYY00605
IC5608
PGND
1
2
PGND
3
PGND
4
SW
5
SW
6
SW
7
BOOT
8
NC
9
SS/DELAY
10 GND
11
FB
12
FC
13
RT
14
PSET
15
EN
16
NC
17
NC
18
VIN
19
VIN
20
VIN
C0DBGYY00884
IC5401
VOUT 3
2
VSS
VIN
1
IC5607
C0DBAYY00755
1
BOOT
2
VIN
3
SW
4
GND
5
FB
6
COMP
7
EN
8
SS
Thermal_Pad
A7
1
2
3
4
5
6
7
8
9
10
11
A6
1
2
3
4
5
6
7
8
9
10
11
A30
1
2
3
4
5
6
7
8
9
10
11
12
L2754
J0JDC0000002
L5604
G1C6R8Z00010
L5742
G1C220MA0416
L5605
G1C100MA0077
L5741
G1C220MA0416
SUB5V
ACHIP3.3V
F15V
SUB3.3V
F15V
SUB5V
SOUND15VR
SUB5V
STB3.3V
F15V
F15V
SUB3.3V
SUB9V
SUB5V_USB
SUB3.3V
SUB5V_USB
LED_8V
SOUND15VW
VDDSD
SUB9V
SUB5V_TUNER
SOUND15V
STB5V
DCDCIN
DCDCIN
AVDDH
F15V
SUB5V
F15V
SUB5V
VJ5453
VJ5509
VJ5510
VJ3501
VJ5740
VJ3500
VJ5451
PA5601
K5H5022A0031
TP3507
TP5517
TP2028
TP3500
TP3502
TP3526
TP3501
TP5605
TP3503
TP5506
TP2027
TP5516
TP3519
TP5604
TP3518
TP5518
TP5602
TP3508
TP5606
TP5293
TP3527
TP5600
TP5601
TP3522
TP3523
TP3528
TP5292
TP8852
TP5505
TP3506
TP3521
TP9055
TP3520
TP5504
AG_FAN_MAX
PD_SDVOLC
MAIN_FAN_ON
AG_TV_SUB_ON
AG_SOS
AG_FAN_SOS
STB_5V_SWON
DCDCEN
DCDCEN
Q5479
DSC2001S0L
Q5603
DSC2001S0L
Q5602
DSC2001S0L
Q5522
DSA200100L
R5612
10k
R5608
68k
R5783
1.37k
R5641
10k
R5800
10k
R5807
2.2
R5805
15
R3571
0
R5535
22k
R5601
0
R5797
470
R5644
7.5k
R5618
4.3k
R5537
1k
R3572
100
R3570
0
R3573
0
R5542
470
R5801
6.8k
R5635
27k
R5611
2.2k
R5525
100k
R5643
10k
R5609
10k
R5642
100k
R8856
47k
R5798
1k
R5538
10k
R5799
47k
R5620
820
R5796
4.7k
R5524
1k
R5613
47k
R5536
47k
R5622
15k
R5785
14.3k
R5569
4.7k
R3500
0
R5600
68
R5640
10k
R5681
1k
R5682
1k
R5786
5.6k
R5544
470
R5782
39
R5809
6.2k
R5610
47k
R5607
22k
C5796
10V
1u
Q5700
DSC200100L
Q5701
DSC200100L
R5803
10k
R5802
4.7k
R5806
10k
R5793
1.8k
*R5791
1.8k
*R5794
1.8k
*R5787
442
GenX8_#60
GenX8_#68
F+15V
F+15V
+15V_S
S_GND
+15V_S
F+15V
GND
LDA2 DC/DC
DC/DC SOS
SDVOLC
I,int _
S_GND
PANEL_MAIN_ON
74
81
78
80
77
76
79
73
75
TV_SUB_ON
STB5V_SW_ON
STB5V
GND
POWER
!
A-BOARD TXN/A1LSUUS (9/20)
ACHIP3.3V
AVDDH
SUB5V
SUB9V
SUB5V_USB
TO
P-BOARD
(P7)
TO
P-BOARD
(P6)
FAN
FAN A-C
FAN CONT.
TO 17/20
TO 8/20
TO 8/20
TO 8/20
TO 8/20
TO 10/20
TO 19/20
TO 19/20
Summary of Contents for Viera TC-P50VT20
Page 19: ...19 6 4 No Picture ...
Page 32: ...32 ...
Page 33: ...33 ...
Page 34: ...34 ...
Page 42: ...42 11 3 Wiring 2 ...
Page 43: ...43 11 4 Wiring 3 ...
Page 44: ...44 11 5 Wiring 4 ...
Page 45: ...45 12 Schematic Diagram 12 1 Schematic Diagram Note ...
Page 92: ...92 A B C D E F G H I 1 2 3 4 5 6 P BOARD COMPONENT SIDE ETX2MM806MVH ...
Page 108: ...108 ...
Page 110: ...110 14 1 2 Exploded View 2 ...
Page 111: ...111 14 1 3 Accessories ...
Page 112: ...112 14 1 4 Mechanical Replacement Parts List ...
Page 115: ...115 14 2 Electrical Replacement Parts List 14 2 1 Replacement Parts List Notes ...