A-Board (9/12) - Panasonic TC-L55DT50W Service Manual

55 inch class 1080p lcd hdtv
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2.6.
A-Board (6/12)
!
A-BOARD (6/12)
PNL12V
TO 5/12
IC5300
PANEL_VCC_ON2
C0DBZYY00544
R5304
47k
1
10
ENABLE
HDRV
R5302
19.6k
R5303
1%
2
FB
9
1k
R5307
C5308
SW
R5310
R5311
1.3k
1000p
R5306
C5310
0
100k
3
8
50V
COMP
BOOT
3k
0.01u
25V
C5317
C5309
P15V
VJ5301
4
VDD
7
100p
50V
16V
0.47u
VJUMP1608-P
LDRV
P
C5303
C5305
R5308
5
6
PGD
25V
25V
BP5
3.9k
10u
10u
C5316
R5309
4.7u
100k
25V
SUB1.8V
IC8702
C0DBEYY00102
SUB3.3V
4
(FIN)
VJ8714
VOUT
3 VIN
1
P
GND
C8714
10V
10u
VOUT
2
AVDDH3.3V
IC8706
HDMI3.3V
VJ8701
TP8701
C0DBGYY01682
VJUMP1608-P
P
C8765
HDMI_SW3.3V
VOUT
VIN
10V
4.7u
VSS
CE
NC
DCDCIN
SUB1.1V
R8101
1.05k
IC8100
C0DBAYY01283
1
EN
VIN
R8100
2k
2
VFB
VBST
C8101
3
VREG5
SW
16V
1u
C8100
4
SS
16V
GND
0.022u
Thermal_Pad
SUB1.5V
IC8101
C0DBAYY01285
R8112
1.96k
1
EN
VIN
R8111
2k
2
VFB
VBST
C8111
3
VREG5
SW
16V
1u
4
SS
C8110
GND
0.018u
Thermal_Pad
16V
46
47
STB5.8V
STB5V
TP5205
R5201
PNL12V
SUB3.3V
P15V
VJ5401
IC5400
VJUMP1608-P
P
C0DBAYY01299
C5407
25V
0.033u
1
BOOT
8
C5402
SS
16V
Q5302
SUB3.3V
0.1u
2
7
VIN
B1CFRD000100
EN
TP5400
L5400
R5400
R5401
G1C4R7ZA0311
0
22k
L5300
3
SW
6
1%
COMP
C5404
C5403
G1C3R3ZA0248
6.3V
6.3V
22u
4
5
22u
GND
FB
Q5301
PAD
B1CFRD000100
1%
P
VJ5400
R5403
2.87k
SUB1.8V
TP8700
C8715
R8797
10V
120
10u
1%
R8798
56
1%
SUB5V
D8716
B0ECKM000053
C8764
R8755
10V
100k
4.7u
P15V
D5173
D5172
DA2J10100L
DZ2J220M0L
SUB1.1V
SUB5V
TP8100
D5179
SUB5V
D5178
USB5V
DZ2J068M0L
B0ADCK000001
SUB3.3V
8
D5188
C8108
C8103
D5187
C8102
25V
25V
16V
0.1u
7
0.1u
10u
TU_1.2V/2.5V
DZ2J047M0L
B0ADCK000001
L8100
G1C1R5ZA0311
6
1.5u
SUB1.1V
C8105
C8106
4V
4V
D5191
5
22u
22u
OPERATE
SUB1.5V
B0ADCK000001
C5171
16V
0.01u
SUB1.5V
TP8101
TO 10/12
P_XRST
8
C8118
C8113
C8112
25V
25V
7
16V
0.1u
0.1u
10u
L8101
G1C2R2ZA0311
6
2.2u
C8115
C8116
4V
9
5
4V
22u
22u
48
49
SUB5V
IC5420
P15V
VJ5421
C0DBAYY01299
VJUMP1608-P
C5427
25V
P
0.033u
1
8
BOOT
SS
C5422
16V
0.1u
SUB5V
2
VIN
7
EN
R5420
TP5420
L5420
R5421
C5428
0
33k
50V
2200p
G1C6R8MA0533
3
6
SW
1%
COMP
C5408
C5424
C5423
6.3V
6.3V
50V
2200p
22u
22u
4
GND
5
FB
PAD
VJ5420
R5422
P
R5423
910
R5402
4.87k
910
1%
P15V
C5006
25V
VJ5017
1u
SUB9V
VJ5008
TP5004
P
16V
1u
C5026
PWM_ENB
STB5V
TO 5/12
OVP
PWM_POW_ON
C5012
10V
1u
VJ5004
P
D5180
R5175
TO 5/12
ASIC-SUBON
DZ2J033M0L
68
R5003
R5002
10k
68k
R5006
22k
VJ5018
R5007
22k
SUB5V
SUB3.3V
VJ5001
C5002
SUB_AI_3.3V
P
10V
1u
R5152
TP8911
2.2k
C5004
VJ5151
10V
1u
VJ5016
C5150
25V
0.01u
50
51
10
USB5V
USB5V
TP5440
IC5440
C5450
R5443
10p
7.5k
C0DBAYY01283
50V
VJ5440
VJUMP1608-P
1
EN
8
VIN
P
C5441
C5440
35V
35V
R5442
2
7
10u
10u
VFB
VBST
1.3k
C5449
R5441
L5440
C5448
0.1u
16V
0
G1C3R3ZA0311
3
VREG5
6
SW
1u
16V
C5443
C5442
4
5
6.3V
SS
22u
16V
0.022u
GND
Thermal_Pad
STB5V
TP5002
STB3.3V
C5000
R5030
10V
VJ5005
10k
1u
P
1
DTV12V
32
C5021
STB3.3V
10V
1u
2
31
STB1.1V
SUB9V
C5022
TP5003
STB5V
10V
1u
VJ5010
3
30
PWMAOUT
SUB3.3V
STB1.14V
P
4
29
R5009
PWMAIN
MONSTB5V
56k
1%
5
28
R5012
22k
R5104
PWMPOWON
1%
STB_RST
TO 7/12
STBRST
VJ5101
10k
6
5VS
27
SWOFFDET
C5020
R5100
7
OVP
26
CD
16V
0.1u
8
SUBON
25
MON_MUTE
9
GND
24
EXT_MUTE
TO 4/12
EXTMUTE
10 MONDTV12V
23
HP_MUTE
TO 4/12
HPMUTE
11 DCDCCTL
22
STB3.3V
SP_HP_MUTE
12 PEAKSRST
21
TO 3/12
AMPSTBY
AMP_STBY
13 PEAKSRST2
20
SOUND_SOS_DET
R5102
R5101
14 SUB5V
19
SOUNDSOS
47k
47k
15 SDVCC
18
SOSSENSE
SG-MON_MUTE
TO 10/12
P_STMSBI0
16 SD_UHS
17
TVSOS
TO 10/12
P_STMSBO0
SG-SP_HP_MUTE
IC5000
AN34043AAVF
R5173
SOS
P_STMGPIO0
TO 10/12
Analog ASIC
SOS
OPERATE
52
53
P15V
C5444
6.3V
22u
IRQ2 POWER_DET
TO 10/12
P_XIRQ2
100
SG-SW_OFF_DET
TO 10/12
P_STMGPIO1
54

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