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12.14. A-Board (10/20) Schematic Diagram
A-BOARD (10/20)
!
ADV_A
REF No. 2000-2499
TP2008
R2142
To SOS
2.2k
G-SOUND_SOS
OPERATE
C2301
R2141
SOS
16V
1k
0.1u
OPERATE
RESET
R2129
AMP_MUTE
10
PWM_READY
MUTE
R2137
PWM_READY
10
PWM_L+
PWM_L-
G-AUDIO_XRST
G-AUDIO_XRST
TO 6/20
G-SOUND_SOS
PWM_R+
G-SOUND_SOS
PWM_R-
AMP_MUTE
TO 16/20
AMP_MUTE
TO 7/20
R2316
EXB28V220JX
PWM_R+
PWM4A
PWM_R-
PWM4B
PWM_L+
PWM3A
PWM_L-
PWM3B
PWM_READY
MUTE
PWM_READY
PWM_READY
G-AUDIO_XRST
ARESETB
S
R2126
82
83
SUB9V
Q2022
B1ADCE000022
R2115
2.2k
SOUND15V
R2114
D2014
R2118
L2023
2.2k
MA2J11100L
470
G1C3R0ZA0156
C2302
0.1u
D2017
L2018
16V
MA2J11100L
J0JHC0000042
AUDIO AMP
C2362
C2361
25V
25V
IC2301
470u
10u
C1AB00002875
1
36
STBY
PVD1
C2359
C2309
2
NC1
35
50V
25V
PVD1
L2010
1000p
1u
G1C220MA0291
3
34
MUTE
OUT_CH1_P
4
NC2
33
C2317
50V
0.1u
BOOT_CH1_P
C2305
5
PWM_A1
32
25V
1u
C2325
VDDA1
50V
6
31
C2319
50V
0.1u
0.47u
NC3
BOOT_CH1_N
L2012
G1C220MA0291
7
PWM_B1
30
OUT_CH1_N
8
29
NC4
PGND1
C2313
9
VREG5
28
PGND1
10V
1u
10 GND
27
PGND2
11 NC5
26
PGND2
12 PWM_B2
25
OUT_CH2_N
L2014
G1C220MA0291
13 NC6
24
C2321
50V
0.1u
BOOT_CH2_N
14 PWM_A2
23
C2390
1u
25V
VDDA2
C2331
15 NC7
22
C2323
50V
0.1u
50V
L2016
BOOT_CH2_P
0.47u
G1C220MA0291
R2325
16 NOD_THERM
21
S
OUT_CH2_P
17 NOD_OUTSHDN
20
PVD2
18 NC8
19
PVD2
C2353
C2303
50V
25V
1000p
1u
84
85
S_15V
TO 13/20
C2412
C2411
C2410
C2409
C2408
C2407
TUNER-DEST
25V
25V
25V
50V
25V
25V
1u
1u
1u
1000p
1u
10u
SIF
AM
C2389
R2127
50V
3.3
1000p
C2333
C2337
TO SPEAKER
25V
50V
0.1u
0.022u
A12
C2377
50V
TP2010
0.022u
1
L+
TP2012
2
C2375
L-
50V
C2387
0.022u
50V
1000p
C2335
C2339
25V
50V
0.022u
0.1u
Sheet AVSW-COMMON
R2121
3.3
TO 11/20
C2385
TO SPEAKER
R2125
50V
3.3
1000p
A11
TP2014
C2341
C2345
25V
50V
1
0.1u
0.022u
R+
2
C2379
TP2017
NC
50V
0.022u
3
R-
C2383
C2381
50V
50V
1000p
0.022u
TO
C2343
C2347
7,10,12/20
25V
50V
0.1u
0.022u
R2123
3.3
TO 12/20
AVSW-DEST
HP_LOUT
HP_ROUT
86
87
60
SUB5V
R2015
Q2001
C2096
10k
16V
B1ABCF000231
0.1u
C2120
50V
R2132
R2007
L2001
R2032
R2006
470
220
G1C150KA0038
0
56p
R2016
470
10k
C2091
C2092
R2008
50V
50V
C2121
470
22p
50V
10p
56p
*R2047
28k
*C2261
10V
10u
1%
*C2262
1%
10V
10u
*R2048
28k
R2050
28k
C2263
AV_L
10V
10u
1%
C2264
1%
AV_R
10V
10u
R2051
28k
TV_L
TV_R
C2122
C2123
16V
16V
0.01u
0.01u
AUDIOOUT_L
AUDIOOUT_R
C2129
C2128
16V
16V
0.01u
0.01u
DVDDIO_3.3V
R2023
10k
C2098
6.3V
220u
R2092
R2093
10k
10k
Q2064
2SD0601ASL
C2201
R2017
25V
10k
R2111
0.033u
100
Q2063
2SD0601ASL
R2122
2SB0709ASL
100
R2110
100
R2119
R2124
R2120
1M
10k
47k
C2099
6.3V
220u
R2018
C2202
25V
10k
0.033u
88
89
ADV-COMMON
ADV7470
SIF_IN1
SIF_IN2
AUXIN2L
TO 7/20
AUXIN2R
AUXIN1L
AUXIN1R
TV_L
TV_R
TO
7,10,12/20
AUDIOOUT_L
AUDIOOUT_R
MUTEB
TO 7/20
HPOUT1R
HPOUT1L
TO 16/20
STB-RESET-LCD
ADV_A-MODEL
HP_MUTE
90
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