Panasonic TH-46PZ81FV Service Manual page 55

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11.15. A-Board (11/12) Schematic Diagram
A-BOARD (11/12)
!
TO 9/12
TV_L
TV_R
AUDIOOUT_R
AUDIOOUT_L
HP_ROUT
HP_LOUT
SPDIF_OUT
TO 9/12
AV_L
AV_R
TO 3/12
IFD2
IFD1
IFAGC
BT30V
L2025
J0JCC0000269
!
C2411
R2176
C2412
50V
+B_active_ANT
TP2031
270
50V
10u
0.1u
1
AGC_Monitor
2
C2434
BTL
16V
3
SUB5V
0.1u
BT_Monitor
L2028
4
J0JYC0000068
BB
5
SCL
6
NC
7
NC
8
SDA
R2194
0
9
Audio-out
L2029
J0JCC0000269
10
SIF-out
L2026
J0JCC0000269
11
R2204
IF-AGC
R2202
0
12
TUNER_SCL
NC
13
TUNER_SDA
NC
R2191
14
R2207
TP2030
0
+B
P
15
VB
L2030
J0JYC0000068
16
C2420
IFD-out1
16V
17
0.1u
NC
18
IFD-out2
19
AFT-out
R2179
220
20
Video-out
R2174
220
IIC2(5V)
21
TU8301
TO 1/12
ENG37E09KF
TUNER_SCL
TUNER_SCL
TUNER_SDA
TUNER_SDA
R2175
560
TH-46PZ81FV
A-Board (11/12) Schematic Diagram
91
92
TV_L
TV_R
AUDIOOUT_R
AUDIOOUT_L
HP_ROUT
HP_LOUT
SPDIF_OUT
AUD 3.3V
C2122
25V
0.01u
IC2008
SUB5V
C0CBCBE00001
AUD3.3V
1
7
VOUT
VIN
C2129
C2118
DVDD1.8V
25V
R2027
C2111
2
10V
6.3V
NC
1u
0.01u
75k
1%
2.2u
6
SUB
3
1%
GND
R2058
C2116
R2026
10k
50V
120k
470p
4
5
CNCONT
L2032
J0JYC0000068
R2183
C2261
R2047
20k
1%
10V
10u
AM
C2262
R2048
20k
10V
10u
1%
C2263
R2050
20k
10V
1%
10u
C2264
R2051
20k
10V
10u
1%
R2019
20k
1%
C2106
16V
0.1u
C2108
6.3V
47u
+
C2105
16V
0.1u
47u
C2107
6.3V
+
C2100
16V
0.1u
C2101
10V
10u
SUB5V
C2114
16V
0.1u
R2134
C2112
C2109
R2015
10V
16V
10k
10u
0.1u
C2115
16V
0.1u
C2113
C2110
R2132
Q2001
10V
16V
470
10u
0.1u
2SD0601A0L
C2117
16V
0.1u
C2096
16V
C2124
16V
0.1u
0.1u
C2137
10V
10u
R2117
R2007
L2001
R2006
220
G1C150KA0038
470
C2120
50V
56p
C2121
50V
56p
C2092
C2091
R2016
R2008
50V
C2138
0.1u
50V
16V
10k
470
22p
15p
C2151
10V
10u
IIC2
16V
0.1u
C2050
TO 1/12
R2023
10k
ADAV_SDA
ADAV_SCL
AG_RF_AFT1
AH_LRCK0
DTV_LRCLK >>
S
JS2303
AH_SRCK0
DTV_BCLK >>
VJUMP1005-S
C2418
25V
0.01u
C2415
AH_DAUDIO
DTV2_SDIN >>
16V
AH_DMIX0
DTV_SDIN >>
0.1u
AUD3.3V
L2031
MAIN_RF_CVBS
J0JYC0000068
Q2030
DVDD3.3V
2SB0709A0L
AH_HDMI_SDIN
HDMI_SDIN >>
AH_IECOUT0
<< SPDIF_IN, OUT >>
AH_HDMI_BCLK
HDMI_BCLK >>
AH_HDMI_LRCK
HDMI_LRCLK >>
DVDD1.8V
SUB3.3V
1
7
C2189
R2075
C2187
2
10V
158k
6.3V
1u
2.2u
1%
6
R2111
1%
3
10k
C2188
R2074
50V
68k
470p
4
5
IC2107
C0DBFFD00003
DVDD1.8V
93
94
IC2013
MAIN9V
5V
C0DBGYY00281
VOUT
VIN
C2203
R2053
C2204
10V
0
10V
R2104
0
1u
VSS
1u
5V
NC
CE
C2176
D2027
C2179
C2175
25V
MA2J11100L
6.3V
6.3V
0.01u
47u
47u
C2180
10V
1u
Lin
C2184
C2197
R2071
50V
25V
100k
1000p
0.033u
IC2012
HP AMP
C1BB00000947
C2174
10V
1u
Rin
R2089
1k
C2195
R2072
C2198
25V
50V
100k
R2065
0.033u
C2202
1000p
82k
6.3V
2.2u
R2090
C2123
25V
1k
0.01u
R2066
C2099
L2005
R2029
J0JCC0000284
6.3V
220u
S
to HeadPhone out L, R >>
L2006
C2098
C2128
R2030
6.3V
J0JCC0000284
25V
220u
S
0.01u
R2018
R2017
10k
10k
P
C2192
6.3V
47u
R2189
C2246
1
60
10V
10u
2
59
C2057
16V
0.1u
3
58
>> MainHP R
4
57
>> MainHP L
AVDD
HPOUT1L
AUXIN1L
AUXOUT3R
5
56
SIF_REFP
AUXIN1R
AUXOUT3L
AGND
6
ISET
HPOUT2R
55
R2020
2k
C2244
C2213
50V
1000p
SIF_REFCM
AGND
0.1u
C2245
1%
16V
C2216
16V
0.1u
7
54
SIF_REFN
PLL_LF
50V
8
53
1000p
C2251
10V
10u
SIF_IN1
AVDD
9
52
SIF_PGA_REF
DGND
IC2106
C2049
10
51
SIF_IN2
DVDD
16V
0.1u
11
50
AGND
C1AB00002909
RESET
12
49
AVDD
PWM4B
13
AUDIO DSP
48
DGND
PWM4A
14
47
DVDD
PWM3B
15
46
MUTE
DVDD
DVDD
PWM3A
SQ_R-
SQ_R-
16
45
SDA
SDIN0
PWM_READY
PWM2B
SQ_R+
SQ_R+
17
SDIN1 SPDIF_OUT/SDO1
44
SCL
PWM2A
18
43
SQ_L-
SQ_L-
SQ_L+
SQ_L+
19
42
20
41
R2271
22
DVDD3.3V
R2057
1k
SPDIF_OUT
R2002
1.2k
C2056
SUB5V
STB3.3V
STB5V
50V
18p
R2003
1M
C2055
X2010
50V
12p
H0J245500089
D2201
R2211
MA3X704A0L
1k
C2201
10V
0.047u
C2427
10V
1u
95
96
55
SOUND15V
L2023
G1C3R0ZA0156
MAIN9V
TP2008
L2018
Q2022
J0JHC0000042
R2142
To SOS
2.2k
2SB0709A0L
AG_SOUND_SOS
R2115
R2118
C2301
C2361
C2362
R2141
2.2k
470
25V
16V
1k
25V
0.1u
470u
10u
D2014
R2114
2.2k
MA2J11100L
C2302
D2017
16V
MA2J11100L
0.1u
AUDIO AMP
IC2301
L2010
G1C220MA0291
C1AB00002875
AMUTE
R2129
10
1
36
STBY
R2100
PVD1
18
TP2009
2
NC1
35
PVD1
10
3
34
R2137
MUTE
OUT_CH1_P
4
NC2
33
C2317
BOOT_CH1_P
50V
0.1u
PWM_SQ_R+
C2305
5
PWM_A1
32
VDDA1
25V
1u
6
31
C2319
NC3
BOOT_CH1_N
L2012
50V
0.1u
PWM_SQ_R-
G1C220MA0291
7
PWM_B1
30
OUT_CH1_N
8
29
NC4
PGND1
R2101
AMUTE
18
C2313
9
VREG5
28
PGND1
10V
1u
10 GND
27
PGND2
HP_ROUT
11 NC5
26
PGND2
L2014
G1C220MA0291
PWM_SQ_L+
12 PWM_B2
25
HP_LOUT
OUT_CH2_N
13 NC6
24
C2321
BOOT_CH2_N
50V
0.1u
R2102
PWM_SQ_L-
C2307
14 PWM_A2
23
18
VDDA2
25V
1u
15 NC7
22
C2323
BOOT_CH2_P
L2016
50V
0.1u
G1C220MA0291
R2133
16 NOD_THERM
21
OUT_CH2_P
10
17 NOD_OUTSHDN
20
PVD2
R2103
18
18 NC8
19
PVD2
C2359
C2309
50V
25V
1000p
1u
JS2059
JS2060
JS2061
JS2062
L2021
D2020
G1C470MA0291
MA3X78900L
9.0V
C2401
Q2027
R2164
50V
9.0V
100k
180p
B1CFNG000001
1%
R2165
3.4k
1%
BT30V
PWM_SQ_R-
TP2032
PWM_SQ_R+
PWM_SQ_L-
PWM_SQ_L+
STB5V
DTV9V
RST/STB3.3V/MUTE
STB5V
IC2403
R2098
MAIN9V
SUB5V
10k
C1AB00002877
R2073
R2052
330
680
1
30
DTV5VIN2
STB5V
C2393
2
29
C2119
16V
DTV5VIN1A
MAIN9V
10u
10V
3
28
220u
DTV5VIN1B
AMUTE
4
27
A_MON_MUTE/SP_MUTE
DTV5VOUTA
A_MON_MUTE_IN
5
26
DTV5VOUTB
STB_RST_IN
D2004
MA2J11100L
C2410
6
25
REF1
2.2u
PWR_SENSE_MUTE_OUT
6.3V
7
24
NC
MUTE_VCC
D2006
MA2J11100L
C2402
23
8
FB1
AUDIO_MUTE_IN
16V
0.1u
DTV9V
L2300
R2300
9
22
J0JYC0000068
FB2
MUTE_PWR_SENSE_IN
Q2033
4.7k
1%
2SB0709A0L
145mA
MONITOROUT_MUTE
10
21
NC
MONITOR_MUTE
C2413
R2094
C2400
11
20
10V
SFS
GND2
16V
0.1u
1u
12
19
NC
REG5V_IN
R2095
R2096
13
18
47k
47k
OUT
STB3.3V_OUT
C2408
0.1u
14
17
16V
GND1
Cd
15
16
Vref1
STB_RST
97
98
S_15V
R2127
C2104
C2133
50V
50V
3.3
680p
680p
C2333
C2337
25V
50V
0.33u
0.022u
C2377
50V
0.022u
C2335
C2375
25V
50V
0.33u
0.022u
TO SPEAKER
C2339
C2134
C2139
50V
K1KA04AA0190
50V
50V
0.022u
680p
680p
A12
C2389
R2121
50V
TP2010
3.3
1000p
1
TP2012
2
TP2014
3
TP2017
R2125
4
3.3
C2387
C2385
C2140
C2141
50V
50V
50V
50V
1000p
680p
C2341
C2345
1000p
680p
25V
50V
0.33u
0.022u
C2379
50V
C2142
C2143
0.022u
C2383
50V
50V
50V
680p
680p
1000p
C2381
50V
0.022u
C2343
C2347
25V
50V
0.33u
0.022u
R2123
3.3
STB_RST
STB_RST
TO 4, 6/12
GENX_RST
AG_AUDIO_XRST
AG_AUDIO_XRST
AUDIO_XRST
D2005
MA2J11100L
AG_AUDIO_MUTE
AUDIO_MUTE
AUDIO_MUTE
D2007
MA2J11100L
AG_A_MON_MUTE/SP_MUTE
A_MON_MUTE/SP_MUTE
SP_MUTE
AG_SOUND_SOS
TO 6/12
AG_SOUND_SOS
SOUND_SOS
AG_RF_AFT1
AG_RF_AFT1
AFC1
R2180
AG_RF_AFT2
47k
AFC2(NC)
ADV_MCLK
ADV_MCLK
TO 7/12
MAIN_RF_CVBS
MAIN_RF_CVBS
TO 9/12
MONITOROUT_MUTE
MONITOROUT_MUTE
AH_SRCK0
AH_SRCK0
DTV_BCLK
STB_RST
AH_DMIX0
AH_DMIX0
DTV_SDIN
AH_LRCK0
AH_LRCK0
DTV_LRCK
TO 4/12
AH_DAUDIO
AH_DAUDIO
DTV2_SDIN
AH_IECOUT0
AH_IECOUT0
SPDIF_IN
AH_HDMI_BCLK
AH_HDMI_BCLK
HDMI_BCLK
AH_HDMI_SDIN
AH_HDMI_SDIN
HDMI_SDIN
R2097
TO 7/12
1M
AH_HDMI_LRCK
AH_HDMI_LRCK
HDMI_LRCK
HDMI_SPDIF
HDMI_SPDIF
TH-46PZ81FV
A-Board (11/12) Schematic Diagram
99

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