A-Board (6/15) Schematic Diagram - Panasonic TH-42PX80U Service Manual

11.15. A-Board (6/15) Schematic Diagram

! A-BOARD TNPH0716S (6/15)
1
2
3
MUTE OPERATE
AMP_MUTE
to (11/15)
AMP_MUTE
MUTE OPERATE
A_MON_MUTE
A_MON_MUTE
4
5
JS3051
0 V2_R
JS3052
0 V2_L
JS3053
0 V2_V
JS3054
0 V2_Y
JS3055
0 V2_C
JS3056
0 V2_S_DET
SUB9V
AV3_L
11
D3086
MAZ81400ML
10
AV3_R
R3051
9
D3085
VJUMP1005-S
MAZ81400ML
S 8
AV3_V_GND
AV3_V
R3053
7
D3089
VJUMP1005-S
MAZ81400ML
S 6
AV3_Y_GND
AV3_Y
R3052
5
VJUMP1005-S D3087
MAZ81400ML
S 4
AV3_C_GND
AV3_C
3
D3088
MAZ81400ML
AV3_S_DET
2 JS3058
0
KEYSCAN1
1
A51
TO
G-BOARD
(G51)
TH-42PX80U
A-Board (6/15) Schematic Diagram
46 47
CONNECTOR,AVSW
R2116
10k Q2041
2SD0601A0L
R2117
10k
R2115
10k
Q2042
2SD0601A0L
R2138
10k
TP2000 AUD3.3V
C2111
R2114
75k
R2113
120k
C2263
10V R2150
10u 28k
>> MAIN_L
C2264
10V R2151
10u 28k
>> MAIN_R
R2100
20k
C2106
16V 0.1u
C2108
+
6.3V 47u
C2105
1
16V 0.1u
2
C2107
+
6.3V 47u
3
C2100 4
16V 0.1u AVDD
5
C2101 NC
10V 10u 6
NC
7
NC
Digital_Audio_in 8
NC
from Peaks and HDMI
9
NC
10
NC
11
NC
12
NC
13
DGND
R2111 C2050 14
DVDD
16V 0.1u
100
15
MUTE
AD_SDA2 SDA2 R2056 VJUMP1005-S 16
SDA
AD_SCL2 SCL2 R2057 S VJUMP1005-S
17
SCL
S
DTV_LRCK DTV_LRCLK >>
18
DTV_SRCK DTV_BCLK >> 19
20
R2110
10k
DTV_DMIX DTV_SDIN >>
AUD3.3V
C2023 C2054
L2041 R2164
16V 10V
J0JYC0000068 1k
0.1u 10u
HDMI_SDIN HDMI_SDIN >>
HDMI_SPDIF HDMI_SPDIF >>
DTV_SPDIF DTV_SPDIF >>
HDMI_BCLK HDMI_BCLK >>
HDMI_LRCK HDMI_LRCLK >>
L2020
to ADV VJUMP1005-S
MCLK << 24.576MHz
DVDD1.8V
TP2002
JS2085
0
C2187
6.3V
2.2u
C2188
50V
470p
IC2107
SUB3.3V
C0DBFFD00003
D3005
C3157
K7AAAY000003
16V
OPTICAL 0.1u
AUDIO
OUT
48 49
SUB3.3V
Q2301
TP2315
R2331
2SB0709A0L AMP_SD(SOS_DET)
220
SOUND SOS
C2301
R2330 R2302
16V
3.9k
2.2k
0.1u
IC2008
C0CBCBE00001 R2301
2.2k
AUD 3.3V SUB5V
S
R2358
C2302
VJUMP1005-S
1 7 16V
VOUT VIN 0.1u
DVDD1.8V OPERATE
C2118
10V MUTE
2
6.3V NC
1u
2.2u 6
SUB
R2163
3
GND 10k TP2302
C2116
JS2300
50V 0
470p 4 5
CNCONT
R2190
VJUMP1005-S
>> Monitor R
S
C2181
25V
0.01u
R2191
VJUMP1005-S
>> Monitor L
S
C2180
25V
0.01u
C2192
6.3V
47u
L2029
J0JCC0000059
60
59
58
C2244
57
R2104 16V
HPOUT1L
AUXIN1L AUXOUT3R 2k 0.1u
56
AUXIN1R AUXOUT3L AGND
ISET NC 55 C2245
AGND
50V 1000p
54
C2213
PLL_LF 1000p
50V
53
IC2106 AVDD C2216
16V 0.1u
52
DGND C2251
C1AB00002908 51 C2049 10V 10u
DVDD 16V
50 0.1u
RESET
SOUND PROCESSOR
49
PWM4B
48
PWM4A
47
PWM3B
R2271
46
PWM3A EXB28V220JX
DVDD DVDD
45 SQ_R- PWM_SQ_R-
SDIN0 PWM_READY PWM2B
SQ_R+ PWM_SQ_R+
SDIN1 SPDIF_OUT 44
PWM2A
SQ_L- PWM_SQ_L-
43
42 SQ_L+ PWM_SQ_L+
41
C2053
C2052
16V
16V
0.1u 0.1u
R2060
68
R2058
C2056
820
50V 15p
X2010
H0J245500089
R2059
C2055
1M
50V 12p
1.8V (500mA)
SUB3.3V
1 7
C2189
2 10V
1u
6
3
R2162
10k
4 5
DVDD1.8V
50 51
51
SOUND15V
SOUND15V
D2301 R2305
MA2J11100L 470
R2315
IC2301
3.3
C2361 C3532
C1AB00002875
25V 25V C2337
10u 50V
470u
0.022u
AUDIO AMP
OPERATE
RESET R2317 C2377
100 50V
1 STBY 36
0.022u
PVD1
C2353 C2303
PWM_READY 2 NC1 35 50V 25V
PVD1 0.1u 1u L2300
MUTE R2306 C2375
G1C220MA0291
100 3 34 50V
MUTE
0.022u
OUT_CH1_P
C2317
C2333
4 NC2 33 50V
25V C2339
BOOT_CH1_P 0.1u
0.33u 50V
PWM_SQ_L+ 5 32 C2305 0.022u
PWM_A1
25V
VDDA1
1u
C2335
6 NC3 31 R2308
C2319 25V
BOOT_CH1_N 3.3
50V 0.33u
PWM_SQ_L- 7 30 0.1u
PWM_B1
OUT_CH1_N L2302
G1C220MA0291 C2387
8 NC4 29
50V
PGND1
1000p
C2313 9 28
VREG5
10V
PGND1
1u
10 GND 27
PGND2
11 NC5 26
PGND2 L2304
PWM_SQ_R+ G1C220MA0291
12 PWM_B2 25
OUT_CH2_N
C2321
C2341
13 NC6 24 50V 0.1u C2385
25V R2313
50V
BOOT_CH2_N 0.33u 3.3
1000p
PWM_SQ_R- C2307
14 PWM_A2 23
25V
VDDA2
C2323 1u C2345
C2343
15 NC7 22 50V 0.1u 50V
25V 0.022u
R2325 BOOT_CH2_P
0.33u
100
16 NOD_THERM 21
C2379
OUT_CH2_P
L2306 50V
17 NOD_OUTSHDN 20 G1C220MA0291 0.022u
PVD2
18 NC8 19
C2381
PVD2
C2359 C2309 50V
50V 25V 0.022u
0.1u 1u
C2347
50V
0.022u
R2311
3.3
TH-42PX80U
A-Board (6/15) Schematic Diagram
52 53
C2389
TO SPEAKER
50V
1000p
A12
TP2311
L+
1
SPEAKER_L
TP2312
2 L-
TP2313
R+
3
SPEAKER_R
TP2314
4 R-
C2383
50V
1000p
54