51
11.15. A-Board (6/15) Schematic Diagram
+
+
+
+
DRIVE IC
VCC
Vin
GND
Ther
mal P
a
d
S
S
S
S
S
S
S
S
S
S
P
S
DTV_DMIX
V2_Y
V2_V
V2_R
V2_C
V2_S_DET
V2_L
A
G_KEY1(CON-P
ANE)
A_MON_MUTE
AMP_MUTE
P
PWM_SQ_R-
PWM_SQ_L-
P
AMP_MUTE
DTV_LRCK
SQ_R+
SQ_L+
MAIN_L
MAIN_R
A
G_SOUND_SOS
A
G_A
UDIO_MUTE
HDMI_SDIN
HDMI_SPDIF
HDMI_BCLK
DTV_SRCK
HDMI_LRCK
P
P
SQ_R-
PWM_SQ_R-
PWM_SQ_L-
SQ_L-
DTV_SPDIF
AD_SDA2
MCLK
A
G_A
UDIO_XRST
AD_SCL2
DTV_R
DTV_L
A
G_SOUND_SOS
SOUND15V
AD
A
V_MUTE
C2213
1000p
50V
C2244
0.1u
16V
C3157
0.1u
16V
C2264
10u
10V
C2245
1000p
50V
C2196
0.01u
25V
C2106
0.1u
16V
C2105
0.1u
16V
C2052
0.1u
16V
C2053
0.1u
16V
C2049
0.1u
16V
C2181
25V
0.01u
C2058
0.1u
16V
C2195
0.01u
25V
C2054
10u
10V
C2190
10u
10V
C2188
470p
50V
C2189
1u
10V
C2101
10u
10V
C2111
2.2u
6.3V
C2023
0.1u
16V
C2186
0.1u
16V
C2116
470p
50V
C2251
10u
10V
C2180
25V
0.01u
C2059
10u
10V
C2187
2.2u
6.3V
C2050
0.1u
16V
C2048
0.1u
16V
C2126
10u
10V
C2216
0.1u
16V
C2263
10u
10V
C2118
1u
10V
C2389
50V
1000p
C2381
50V
0.022u
C2333
25V
0.33u
C2305
25V
1u
C2321
0.1u
50V
C2345
50V
0.022u
C2339
50V
0.022u
C2337
50V
0.022u
C2303
25V
1u
C2347
50V
0.022u
C2313
10V
1u
C2387
50V
1000p
C2343
25V
0.33u
C2379
50V
0.022u
C2383
50V
1000p
C2385
50V
1000p
C2307
25V
1u
C2377
50V
0.022u
C2301
16V
0.1u
C2317
0.1u
50V
C2359
50V
0.1u
C2335
25V
0.33u
C2375
50V
0.022u
C2309
25V
1u
C2353
50V
0.1u
C2323
0.1u
50V
C2302
16V
0.1u
C2319
0.1u
50V
C2341
25V
0.33u
C2100
0.1u
16V
C2055
12p
50V
C2198
0.01u
25V
C2197
0.01u
25V
C2056
15p
50V
C2361
25V
470u
C2107
47u
6.3V
C2108
47u
6.3V
C2192
47u
6.3V
D2301
MA2J11100L
D3005
K7AAAY000003
D3087
MAZ81400ML
D3086
MAZ81400ML
D3088
MAZ81400ML
D3089
MAZ81400ML
D3085
MAZ81400ML
C0CBCBE00001
IC2008
1
VOUT
2
NC
3
GND
4
CNCONT
5
SUB
6
VIN
7
C0DBFFD00003
IC2107
1
2
3
4
5
6
7
C1AB00002908
IC2106
1
FIL
T
A
2
VREF
3
A
GND
4
AVDD
5
NC
6
NC
7
NC
8
NC
9
NC
10
NC
11
NC
12
NC
13
DGND
14
DVDD
15
MUTE
16
SDA
17
SCL
18
SPDIF_IN6/LRCLK2
19
SPDIF_IN7/BCLK2
20
DGND
21
DVDD
22
SDIN0
23
SDIN1
24
SDIN2
25
SPDIF_IN0/SDIN3
26
SPDIF_IN1/LRCLK0
27
SPDIF_IN2/BCLK0
28
ODGND
29
OD
VDD
30
MCLK_OUT
31
D
VDD
32
DGND
33
MCLKI/XIN
34
XOUT
35
SPDIF_IN5/BCLK1
36
SPDIF_IN4/LRCLK1
37
SDO0/AD0
38
SPDIF_OUT
39
PWM_READY
40
DVDD
41
DGND
42
PWM1A
43
PWM1B
44
PWM2A
45
PWM2B
46
PWM3A
47
PWM3B
48
PWM4A
49
PWM4B
50
RESET
51
DVDD
52
DGND
53
AVDD
54
PLL_LF
55
AGND
56
AGND
57
HPOUT1L
58
HPOUT1R
59
A
VDD
60
NC
61
NC
62
AUXOUT3L
63
AUXOUT3R
64
A
UXOUT4L
65
A
UXOUT4R
66
NC
67
FIL
T
D
68
A
VDD
69
A
GND
70
A
GND
71
A
VDD
72
A
UXOUT1L
73
A
UXOUT1R
74
NC
75
NC
76
NC
77
NC
78
AUXIN1L
79
AUXIN1R
80
ISET
C1AB00002875
IC2301
1
STBY
2
NC1
3
MUTE
4
NC2
5
PWM_A1
6
NC3
7
PWM_B1
8
NC4
9
VREG5
10
GND
11
NC5
12
PWM_B2
13
NC6
14
PWM_A2
15
NC7
16
NOD_THERM
17
NOD_OUTSHDN
18
NC8
19
PVD2
20
PVD2
21
OUT_CH2_P
22
BOOT_CH2_P
23
VDDA2
24
BOOT_CH2_N
25
OUT_CH2_N
26
PGND2
27
PGND2
28
PGND1
29
PGND1
30
OUT_CH1_N
31
BOOT_CH1_N
32
VDDA1
33
BOOT_CH1_P
34
OUT_CH1_P
35
PVD1
36
PVD1
A12
1
2
3
4
A51
1
2
3
4
5
6
7
8
9
10
11
L2038
J0JYC0000068
L2308
J0JHC0000042
L2029
J0JCC0000059
L2041
J0JYC0000068
L2306
G1C220MA0291
L2300
G1C220MA0291
L2304
G1C220MA0291
L2302
G1C220MA0291
SUB3.3V
AUD3.3V
SUB9V
SOUND15V
SUB5V
AUD3.3V
SUB3.3V
SUB3.3V
DVDD1.8V
DVDD1.8V
R2190
VJUMP1005-S
R2191
VJUMP1005-S
L2020
VJUMP1005-S
R2355
VJUMP1005-S
R3051
VJUMP1005-S
R3052
VJUMP1005-S
R3053
VJUMP1005-S
R2125
VJUMP1005-S
R2057
VJUMP1005-S
R2056
VJUMP1005-S
R2374
VJUMP1005-P
TP2313
TP2315
TP2000
TP2302
TP2312
TP2311
TP2314
TP2002
AMP_MUTE
A_MON_MUTE
Q2042
2SD0601A0L
Q2041
2SD0601A0L
Q2301
2SB0709A0L
R2271
EXB28V220JX
JS3055
0
JS3054
0
JS3052
0
JS3058
0
JS3053
0
JS3056
0
JS2085
0
JS3051
0
JS2300
0
1M
R2059
R2114
75k
R2115
10k
28k
R2150
10k
R2110
100
R2111
R2138
10k
20k
R2100
28k
R2151
R2113
120k
10k
R2163
10k
R2162
R2164
1k
R2116
10k
820
R2058
R2313
3.3
R2325
100
R2331
220
R2060
68
R2117
10k
R2330
3.9k
R2317
100
2k
R2104
R2308
3.3
R2315
3.3
R2302
2.2k
R2306
100
R2311
3.3
R2305
470
R2301
2.2k
H0J245500089
X2010
C3532
25V
10u
R2358
VJUMP1005-S
Digital_Audio_in
from Peaks and HDMI
AV3_Y
AV3_V
KEYSCAN1
AV3_L
AV3_V_GND
AV3_R
AV3_S_DET
AV3_C
AV3_C_GND
AV3_Y_GND
R+
SOUND SOS
AMP_SD(SOS_DET)
OPERATE
RESET
L+
L-
TO SPEAKER
R-
MUTE
PWM_READY
>> Monitor L
>> MAIN_L
>> MAIN_R
SDA2
<< 24.576MHz
DTV_LRCLK >>
HDMI_BCLK >>
>> Monitor R
>> RESETB
DTV_BCLK >>
HDMI_SDIN >>
1.8V (500mA)
HDMI_LRCLK >>
DTV_SDIN >>
HDMI_SPDIF >>
DTV_SPDIF >>
SCL2
to ADV
MUTE
MUTE OPERATE
MUTE
OPERATE
OPERATE
48
47
54
49
53
52
51
46
50
!
A-BOARD TNPH0716AHS (6/15)
SOUND PROCESSOR
OUT
OPTICAL
AUDIO
to (11/15)
CONNECTOR,AVSW
AUDIO AMP
AUD 3.3V
DVDD1.8V
SPEAKER_L
SPEAKER_R
TO
G-BOARD
(G51)
4
1
3
2
5
TH-50PX80UA
A-Board (6/15) Schematic Diagram
TH-50PX80UA
A-Board (6/15) Schematic Diagram
Summary of Contents for TH50PX80UA - 50" PLASMA TV
Page 16: ...16 6 4 No Picture ...
Page 26: ...26 8 1 4 Adjustment Volume Location 8 1 5 Test Point Location ...
Page 28: ...28 ...
Page 34: ...34 ...
Page 36: ...36 10 3 Wiring 2 ...
Page 37: ...37 11 Schematic Diagram 11 1 Schematic Diagram Note ...
Page 94: ...94 ...
Page 96: ...96 13 1 2 Accessories ...
Page 97: ...97 13 1 3 Mechanical Replacement Parts List ...
Page 100: ...100 13 2 Electrical Replacement Parts List 13 2 1 Replacement Parts List Notes ...