Panasonic TH-42PY800H Service Manual page 54

11.18. A-Board (14/16) Schematic Diagram
! A-BOARD (14/16)
TXN/A1RLTM(H/M/MR/MT)
TXN/A1RLTQ(MS)
AUDIO
(DSP ,AMP ,TUNER etc.)
CRNo.2000-2499
31
5V
IC2013
MAIN9V
C0DBGYY00281
VOUT VIN
C2203 C2204
10V 10V
1u VSS 1u
NC CE
R2063
32
100
C2179
6.3V
47u
C2184
50V
C2175 C2176
R2089 1000p
6.3V
25V
15k
47u 0.01u
IC2012
C1BB00000947
HP AMP
C2174
10V
C2202
6.3V
2.2u D2013
C2195
R2090 MA2J11100L
15k 1000p
R2065 R2068
82k 0
R2064
100
33
R2029
C2099
6.3V 220u S
R2018
10k
R2030
C2098
220u S
6.3V
R2017
10k
34
35
36
37
38
39
TH-42PY800H/M/MR/MS/MT
A-Board (14/16) Schematic Diagram
118 119
Q2022
MAIN9V
TP2008
R2142
2SB0709A0L
2.2k
AG_SOUND_SOS
R2115
C2301 R2141 2.2k
16V 1k
0.1u
R2114
D2014
2.2k
MA2J11100L
C2302 R2118
16V 470
0.1u
D2017
MA2J11100L
AMUTE
TP2009
PWM_READY
MUTE
C2180
10V 1u
R2071 C2197
100k 25V
0.033u
1u
C2198
R2072
25V
50V 100k
0.033u
R2066
AMUTE
S
HP_ROUT
L2005
J0JCC0000284
HP_LOUT
L2006
J0JCC0000284
SPDIF_OUT
STB5V SUB5V
STB3.3V
L2300
J0JYC0000068
C2413
10V
1u
C2427
1u
10V
120 121
SOUND15V
AUDIO AMP L2018
J0JHC0000042
IC2301
C2361 C2362
25V 25V
C1AB00002875 470u 10u
R2129
10
1 STBY 36
PVD1
OPERATE
2 35
NC1
L2010
RESET PVD1
R2137 G1C220MA0291
3 MUTE 34
OUT_CH1_P
C2317
10
4 33 50V 0.1u
NC2 R2100
BOOT_CH1_P
18
PWM_SQ_R+
5 PWM_A1 32
VDDA1
C2319 C2305 C2104
6 31 50V 0.1u 25V 50V
NC3 L2012
680p
BOOT_CH1_N 1u
G1C220MA0291
PWM_SQ_R- 7 PWM_B1 30
OUT_CH1_N
C2133 R2101
8 NC4 29
50V 18
PGND1
C2313 680p
C2134
9 28
VREG5
PGND1 50V
10V 1u
680p
10 GND 27 C2139
PGND2
50V
11 NC5 26 680p
PGND2
PWM_SQ_L+
12 PWM_B2 25
OUT_CH2_N
C2321 L2014
13 NC6 24 50V 0.1u R2102
G1C220MA0291
18
BOOT_CH2_N
PWM_SQ_L-
14 PWM_A2 23
VDDA2 C2307 C2140
C2323
15 NC7 22 50V 0.1u 25V 50V
1u 680p L2016
BOOT_CH2_P
G1C220MA0291
R2133
16 NOD_THERM 21
OUT_CH2_P
10
C2141
17 NOD_OUTSHDN 20
R2103
50V
OPERATE PVD2 18
680p
18 NC8 19
SOS C2142
PVD2
50V
C2359 C2309 680p
50V 25V
C2143
1000p 1u
50V
680p
BT30V
TP2032
L2021 L2022
G1C470MA0291 G1C100MA0072
D2020
MA3X78900L
R2164
C2401
Q2027
50V 100k
1%
180p
B1CFNG000001 C2403 C2394 C2395 C2404
R2099
35V 50V 50V 50V
15k
22u 0.47u 0.47u 1000p
R2165
3.4k
1%
MUTE
OPERATE STB5V DTV9V
MUTE
IC2403
R2098
SUB5V STB5V
10k
C1AB00002877
R2073
R2052
330 680
1 30
DTV5VIN2 STB5V MAIN9V
C2119
2 29
C2393
DTV5VIN1A MAIN9V 10V
10u
220u
16V 3 28
DTV5VIN1B AMUTE
4 27
DTV5VOUTA A_MON_MUTE_IN
5 26 D2004 STB_RST
DTV5VOUTB STB_RST_IN MUTE
MA2J11100L
C2410 A_MON_MUTE/SP_MUTE
6 25
2.2u REF1 PWR_SENSE_MUTE_OUT MUTE
6.3V
7 24
D2006
NC MUTE_VCC
C2402
MA2J11100L
0.1u 8 23 DTV9V
FB1 AUDIO_MUTE_IN
16V
9 22 Q2033
R2300
FB2 MUTE_PWR_SENSE_IN
4.7k 1%
2SB0709A0L
MONITOROUT_MUTE
10 21
NC MONITOR_MUTE MUTE
C2400
0.1u R2095
11 20
R2094
16V SFS GND2 47k
12 19
NC REG5V_IN
R2096 R2097
13 18 47k 1M
OUT STB3.3V_OUT
C2408
14 17
GND1 Cd
0.1u
16V
15 16
Vref1 STB_RST
122 123
54
S_15V
L2023
G1C3R0ZA0156
R2127
3.3
C2337
50V
0.022u
C2333
25V
C2377
0.33u 50V
0.022u
C2375 C2389
50V 50V
1000p
0.022u
TO
C2339
C2335
50V A12 SPEAKER
25V
0.022u
0.33u TP2010
R2121 1
R+
3.3
TP2012
2
R-
TP2014
3
L+
C2385 C2387 TP2017
4
50V 50V L-
1000p 1000p
C2383
R2125
50V
3.3 1000p
C2341
25V C2345
0.33u 50V
0.022u
C2379
50V
0.022u
C2381
50V
0.022u
C2343
25V C2347
50V
0.33u
0.022u
R2123
3.3
JS2059
JS2060
JS2061
JS2062
MAIN_RF_CVBS
MONITOROUT_MUTE
AG_AUDIO_XRST
AUDIO_MUTE
D2005
MA2J11100L
D2007
MA2J11100L
AG_A_MON_MUTE/SP_MUTE
A_MON_MUTE/SP_MUTE
STB_RST
TO 6/16
AG_SOUND_SOS
AG_RF_AFT1
R2180
47k
ADV_MCLK
AH_SRCK0
AH_DMIX0
AH_LRCK0
AH_DAUDIO
AH_IECOUT0
AH_HDMI_BCLK
AH_HDMI_SDIN
AH_HDMI_LRCK
HDMI_SPDIF
HDMI_INT2
TH-42PY800H/M/MR/MS/MT
A-Board (14/16) Schematic Diagram
124 125
TO 11/16
MAIN_RF_CVBS
MONITOROUT_MUTE
TO 6/16
AG_AUDIO_XRST
AUDIO_XRST
AG_AUDIO_MUTE
AUDIO_MUTE
TO 6/16
SP_MUTE
TO 4,6/16
STB_RST
GENX_RST
AG_SOUND_SOS
SOUND_SOS
AG_RF_AFT1
AFC1
AG_RF_AFT2
AFC2(NC)
TO 8/16
ADV_MCLK
TO 3/16
AH_SRCK0
DTV_BCLK
AH_DMIX0
DTV_SDIN
AH_LRCK0
DTV_LRCK
AH_DAUDIO
DTV2_SDIN
AH_IECOUT0
SPDIF_IN
TO 8/16
AH_HDMI_BCLK
HDMI_BCLK
AH_HDMI_SDIN
HDMI_SDIN
AH_HDMI_LRCK
HDMI_LRCK
HDMI_SPDIF
HDMI_INT2
HDMI_INT2
126