A-Board (19/19) Schematic Diagram - Panasonic TH-37PV8PA Service Manual

11.27. A-Board (19/19) Schematic Diagram

To SOS
Q2022 MAIN9V
TP2008
R2142
2SB0709A0L
2.2k
AG_SOUND_SOS
R2115
C2301
R2141 2.2k
16V 1k
0.1u
D2014
R2114
2.2k MA2J11100L
R2118
C2302
16V 470
0.1u
D2017
MA2J11100L
AMUTE
TP2009
PWM_READY
MUTE
L2021
G1C470MA0291
71
72
73
IC2403
C1AB00002877
SUB5V STB3.3V/RESET/MUTE
1
DTV5VIN2
C2393
2
16V DTV5VIN1A
10u
3
DTV5VIN1B
4
DTV5VOUTA
5
DTV5VOUTB
C2410
6
2.2u REF1
6.3V
7
NC
C2402
0.1u 8
FB1
16V
R2300 9
FB2
4.7k 1%
10
NC
C2400
11
16V SFS
0.1u
12
NC
13
OUT
14
GND1
15
Vref1
74
75
TH-37/42PV8PA, PX8BA/EA
A-Board (19/19) Schematic Diagram
163 164
SOUND15V
L2018
C2406
SPEAKER AMP
J0JHC0000042 25V
47u
IC2301
C2361 C2362
25V
25V
470u 10u
C1AB00002875
R2129
10
1 STBY 36
PVD1
C2353 C2303
OPERATE
2 35 50V 25V
NC1
L2010
PVD1 0.1u 1u
RESET G1C220MA0291
R2137
3 MUTE 34
OUT_CH1_P
C2317
10
4 33 50V 0.1u
NC2
BOOT_CH1_P
PWM_SQ_R+
5 PWM_A1 32
VDDA1
C2319 C2305
6 31 25V
NC3 L2012
BOOT_CH1_N 1u
50V G1C220MA0291
PWM_SQ_R- 0.1u
7 PWM_B1 30
OUT_CH1_N
8 NC4 29
PGND1
C2313
9 28
VREG5
PGND1
10V 1u
10 GND 27
PGND2
11 NC5 26
L2014
PGND2
G1C220MA0291
PWM_SQ_L+
12 PWM_B2 25
OUT_CH2_N
13 NC6 24 50V C2321
BOOT_CH2_N
0.1u
PWM_SQ_L-
14 PWM_A2 23
VDDA2 C2307
C2323
15 NC7 22 25V
L2016
BOOT_CH2_P 1u
R2133 50V 0.1u G1C220MA0291
16 NOD_THERM 21
OUT_CH2_P
10
17 NOD_OUTSHDN 20
OPERATE PVD2
18 NC8 19
SOS
PVD2
C2359 C2309
50V
25V
0.1u 1u
BT30V
D2020 L2022 TP2032
MA3X78900L
G1C100MA0072
C2401
R2164
50V
100k
180p 1%
Q2027
C2394 C2395
C2403 C2404
B1CFNG000001 R2200
35V 50V 50V 50V
22u 0.47u 15k
0.47u 1000p
R2165
3.4k
1%
STB5V DTV9V
MUTE
OPERATE
MUTE
STB5V R2098
10k
R2052 R2073
330 680
30
MAIN9V
STB5V
29
MAIN9V C2119
10V
28
220u
AMUTE
27
A_MON_MUTE_IN
26 D2004 STB_RST
STB_RST_IN MUTE
MA2J11100L
25 A_MON_MUTE/SP_MUTE
PWR_SENSE_MUTE_OUT MUTE
D2006
24
MUTE_VCC
MA2J11100L
23
DTV9V
AUDIO_MUTE_IN
22 Q2033
MUTE_PWR_SENSE_IN
2SB0709A0L
21 MONITOROUT_MUTE
MONITOR_MUTE MUTE
R2094 R2095
20
GND2 47k
19
REG5V_IN
R2096 R2097
18 47k 1M
STB3.3V
STB3.3V_OUT
L2300
C2408
17
Cd 16V J0JYC0000068
0.1u
16
STB_RST
C2413
10V
1u
165 166
L2023 S_15V
G1C3R0ZA0156
R2127
3.3
C2337
50V
0.022u
C2333
25V
C2377
0.33u 50V
0.022u
C2375
50V
0.022u
C2339
C2335 50V
C2389 A12 TO SPEAKER
25V 0.022u
50V
0.33u TP2010
R2121 1000p 1
R+
3.3
TP2012
2
R-
TP2014
3
L+
TP2017
C2385 C2387
4
50V 50V L-
1000p 1000p
C2383
R2125
50V
3.3 1000p
C2341
25V C2345
50V
0.33u
0.022u
C2379
50V
0.022u
C2381
50V
0.022u
C2343
C2347
25V
0.33u 50V
0.022u
R2123
3.3
STB5V SUB5V
C2427
10V
1u
167 168
63
A-BOARD (19/19)
!
JS2059
JS2060
JS2061
JS2062
TO 11/19
MAIN_RF_CVBS
MAIN_RF_CVBS
MONITOROUT_MUTE
MONITOROUT_MUTE
TO 8/19
AG_AUDIO_XRST
AG_AUDIO_XRST
AUDIO_XRST
AG_AUDIO_MUTE
AUDIO_MUTE
AUDIO_MUTE
D2005
MA2J11100L
TO 8/19
D2007
MA2J11100L
AG_A_MON_MUTE/SP_MUTE
A_MON_MUTE/SP_MUTE
SP_MUTE
TO 6,8/19
STB_RST
STB_RST
GENX_RST
TO 8/19
AG_SOUND_SOS
AG_SOUND_SOS
SOUND_SOS
AG_RF_AFT1
AG_RF_AFT1
AFC1
R2180 AG_RF_AFT2
AFC2(NC)
47k
TO 8/19
MCLK
MCLK
TO 4/19
AH_SRCK0
AH_SRCK0
DTV_BCLK
AH_DMIX0
AH_DMIX0
DTV_SDIN
AH_LRCK0 AH_LRCK0
DTV_LRCK
AH_DAUDIO
AH_DAUDIO
DTV2_SDIN
AH_IECOUT0
AH_IECOUT0
SPDIF_IN
TO 8/19
AH_HDMI_BCLK
AH_HDMI_BCLK
HDMI_BCLK
AH_HDMI_SDIN AH_HDMI_SDIN
HDMI_SDIN
AH_HDMI_LRCK
AH_HDMI_LRCK
HDMI_LRCK
HDMI_SPDIF
HDMI_SPDIF
A-Board (19/19) Schematic Diagram
169 170
TH-37/42PV8PA, PX8BA/EA
171