A-Board (4 Of 10) Schematic Diagram - Panasonic TC26LX70 Service Manual

TC-26LX70 / TC-32LX70

15.12. A-Board (4 of 10) Schematic Diagram

! A-BOARD (4/10)
TNPH0682S (32inch)
TNPH0682ACS (26inch)
AUDIO DSP
CRNo.2000-2299
Audio switch
AUDIO_L
AUDIO_L
to(6/10)
AUDIO_R
AUDIO_R
AD_SDA2
AD_SDA2
to(2,6,10/10)
AD_SCL2
AD_SCL2
R2010 330
DTV_LRCK
LRCK0
R2009 330
DTV_BCLK
SRCK0
to(1/10) DTV_SDIN
DMIX0
R2008 330
R2012 22 SPDIF_IN
IECOUT0
HDMI_SPDIF
HDMI_BCLK
HDMI_BCLK
to(9/10) HDMI_LRCK
HDMI_LRCK
HDMI_SDIN
HDMI_SDIN
TC-26/32LX70
A-Board (4 of 10) Schematic Diagram
28 29
IC2008
C0CBCBE00001
3.3V SUB5V
AUD3.3V
VOUT
1 7
VIN
C2118
R2159 C2111
R2114 10V
1k 6.3V 2 NC
1u
75k
2.2u 6
1% SUB
1%
3 GND
R2113 R2163
120k CN 10k
4 5
R2287 CONT
0 C2116
50V
470p
C2186
10V
0.1u
C2263 C2059
AUDIO_L R2150 1% C2102 C2190
6.3V
4.7u 28k 10V 10V
10V 47u
C2267 100p 0.1u 10u
50V
C2264 R2151 C2191 C2058
AUDIO_R 1%
10V 10V
4.7u 10V 28k 10u 0.1u
C2268 100p
R2100 1%
50V
20k
6.3V
C2108 47u C2106 0.1u
1 60
+ 10V
C2107 C2105 0.1u 2 59
6.3V + 10V
47u 3 58
C2100 0.1u
4 57
AVDD HPOUTL1
10V AINL1 NC
C2101 5 56
NC AINR1 NC AGND
10V 6 ISET NC 55
NC AGND
10u
7 54
NC PLL_LF
8 53
NC IC2106 AVDD
9 52
NC DGND
10 C1AB00002747 51
NC DVDD
11 50
NC AUDIO DSP RESET
12 49
NC NC
13 48
DGND NC
C2050 0.1u
14 47
DVDD NC
R2111 MUTE(ES2-) 10V
15 46
MUTE NC
AD_SDA2 100 DVDD DVDD
R2056 22 16 45
SDA SDIN0 SPDIF_IN PWM2B
AD_SCL2 R2057 22 R2110 10k
17 SDIN1 SPDIF_OUT 44
SCL PWM2A
DTV_LRCK DTV_LRCLK >> 18 43
DTV_BCLK
DTV_BCLK >> 19 42
20 41
DTV_SDIN DTV_SDIN >>
SUB3.3V
R2276
10k C2048
L2021 C2023
C2274 10V
J0JHC0000078 R2164 R2058
10V 10V 0.1u
300
1k 0.1u
0.1u
C2054 C2052 C2053
HDMI_SDIN HDMI_SDIN >> C2056
10V 10V 10V
50V
10u 0.1u 0.1u
10p
HDMI_LRCK HDMI_LRCLK >>
R2059
HDMI_BCLK
HDMI_BCLK >> 330k C2055
50V
X2010 10p
H0J245500082
AUD1.8V
Q2041
IC2107
B1ABCF000115
R2116 to(6,7/10)
10k
AG_AUDIO_MUTE C0DBFFD00003
R2117
10k 1 7
C2187
R2198
6.3V 2
R2115 to(6,7/10) 158k
10k 2.2u 6
1%
AG_SOUND_SOS 1%
3
R2138
R2197
10k
Q2042 68k
4 5
C2188
B1ABCF000115
470p 50V
30 31
MOUT_AMP
IC2011
C0ABBB000230
C2185 R2181
R2168 22k 1%
10V
10u
16k
1% C2146
C2173
50V
16V 180p
4.7u
R2149
10k C2133
C2134
6.3V
16V
47u 0.01u
+
-
R2165 C2143
10k R
C2183 50V
10V 180p
10u R2166 1%
1%
16k
1%
R2169 R2182
22k 36k
MAIN5V
R2102
C2192
6.3V 100
47u
C2113 C2114
C2057 16V
6.3V
0.01u
10V
47u
0.1u
IC2013
C1BB00000947
C2246 10u
10V 10V R2112
1%
R2104 2k C2244 0.1u 100
C2245
1000p L2029
50V
J0JCC0000077
1000p C2216
10V
C2213 50V
0.1u
C2049 C2251 10V
C2132
10u
10V
0.1u
R2271
0
SP_R- PWM_SP_R-
SP_R-
SP_R+ SP_R+ PWM_SP_R+
SP_L- SP_L- PWM_SP_L-
SP_L+ SP_L+ PWM_SP_L+
EXB28VR000X
SPDIF_IN
SPDIF_OUT
C2126
10V
10u
R2125
2.2k
TP2101
R2199
Genx4
0
SUB3.3V
to(7/10)
AG_AUDIO_XRST
C2189
10V
1u
R2162
0
to(6/10)
SPDIF_OUT
SPDIF_OUT
32 33
52
SUB9V
L2040
R2183
J0JHC0000045
36k 1%
C2170 DTV_R
50V
33p
L
-
+
C2171 DTV_L
16V
C2153
0.01u
50V 33p
DTV_L
C2119
C2117
10V
6.3V
1u
47u DTV_R
C2128 C2130
R2124
50V 25V
100k
1000p 0.033u
MAIN5V
HP_AMP
R2152
10k
R2133
10k AMP_MUTE
C2112
R2155 R2134
10V 1u
15k 10k
10V
C2131
1u R2127
R2123 C2129 25V
100k Q2066
15k 50V
0.033u
2SD0601ASL
1000p
C2099 HP_R
HP_R
6.3V 220u D2016
R2099 L2034
EZAEG2A50AX
J0JCC0000364
10k
C2098 HP_L
HP_L
220u
6.3V D2017
R2098 L2035
EZAEG2A50AX J0JCC0000364
10k
PWM_SP_R+
PWM_SP_R+
PWM_SP_R-
PWM_SP_R-
PWM_SP_L+
PWM_SP_L+
PWM_SP_L-
PWM_SP_L-
TC-26/32LX70
A-Board (4 of 10) Schematic Diagram
34 35
DTV_L
to(6/10)
DTV_R
to(6/10)
to(6/10)
36