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13.9. A-Board (8/19) Schematic Diagram
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A-BOARD (8/19)
TUNER
R2121
680
R2101
3.3k
TO 9/19
SIF
R2103
22
C2110
R2102
16V
4.7k
0.1u
R2104
1.2k
AVSW
AV_L
AV_R
TO 11/19
LO1_L_AVSW
LO1_R_AVSW
LO2_L_AVSW
LO2_R_AVSW
HP_LOUT
TO 10/19
HP_ROUT
R2070
R2069
10k
10k
Q2253
B1AAFB000002
Q2254
B1AAFB000002
64
65
AUDIO AMP
SUB5V
Peaks-COMMON
R2135
1k
Q2109
C2107
DSA200100L
10V
R2139
R2107
1u
220
TO 3,6/19
R2110
SIFINP
S
22
EA8
Q2101
C2104
DSA200100L
50V
C2108
TO 2/19
OPERATE
SOS
10p
10V
1u
SIFINN
MUTEB
TO 3/19
NSHUTDOWN
PWM0LN
PWM0LP
TO 3/19
PWM1RN
PWM1RP
C2055
10V
R2053
10u
140k
LIN5_LP
C2057
10V
TO 2/19
R2055
10u
140k
LIN5_RP
<< Monitor L
LO1_L
MON_L-OUT
<< Monitor R
TO 2/19
LO1_R
MON_R-OUT
<< TV L
LO2_L
TV_L-OUT
<< TV R
TO 2/19
LO2_R
TV_R-OUT
C2071
6.3V
100u
R2065
<< MainHP L
HP1_L1
S
TO 2/19
<< MainHP R
R2066
HP1_R1
S
C2072
6.3V
100u
C2074
C2073
25V
25V
0.033u
0.033u
AVDD3.3V
NORMAL
MUTE
R2258
R2260
100
Q2252
10k
TO 2/19
NORMAL
R2254
DSA200100L
R2263
A_MUTE
MUTE
100
10k
R2264
100
R2259
Q2255
100
DSC2001S0L
R2257
R2256
R2255
10k
47k
1M
Analog-ASIC
TO 12/19
TO 12/19
MUTE
AMP_MUTE
HP_MUTE_CTL
OPERATE
66
67
TP2008
Q2301
SUB3.3V
R2308
DSA200100L
To SOS
220
C2301
R2310
R2307
2.2k
16V
4.7k
0.1u
R2309
D2014
2.2k
B0ACCJ000048
C2302
16V
0.1u
C2357
25V
10u
IC2301
C1AB00003230
SUB3.3V
AUDIO AMP
OPERATE
C2313
C2314
R2301
R2330
50V
25V
RESET
10k
0
1000p
1
44
1u
STBY
PVD1
2
MUTE
43
PVD1
PWM_READY
R2331
0
R2304
3
SOS
42
MUTE
47k
OUT_CH1_P
4
41
NC1
OUT_CH1_P
C2316
5
NC2
40
50V
BOOT_CH1_P
0.1u
6
39
NC3
VDDA1
C2318
7
NC4
38
50V
BOOT_CH1_N
0.1u
8
37
PWM_A1
OUT_CH1_N
9
PWM_B1
36
OUT_CH1_N
10 NC5
35
PGND1
11 NC6
34
PGND1
12 NC7
33
PGND2
13 GND
32
R2302
PGND2
EXB28V220JX
14 PWM_B2
31
OUT_CH2_N
15 PWM_A2
30
OUT_CH2_N
C2321
16 NC8
29
50V
BOOT_CH2_N
0.1u
17 NC9
28
VDDA2
C2320
18 NC10
27
C2323
25V
50V
1u
BOOT_CH2_P
0.1u
19 NC11
26
OUT_CH2_P
20 NC12
25
OUT_CH2_P
21 NC13
24
PVD2
22 NC14
23
PVD2
C2325
C2324
50V
25V
1000p
1u
68
69
53
S_15V
L2302
G1C3R0ZA0156
C2304
C2309
25V
25V
1u
10u
C2312
25V
10u
C2356
25V
10u
L2303
G1C220MA0416
R2318
3.3
C2335
C2340
50V
25V
0.1u
0.022u
C2334
C2341
50V
C2317
50V
0.47u
25V
0.022u
1u
C2342
C2349
L2304
50V
50V
G1C220MA0416
0.022u
1000p
C2343
C2336
50V
25V
0.022u
0.1u
TP2301
R2319
3.3
TP2302
TP2303
TP2304
L2305
R2320
C2353
G1C220MA0416
3.3
50V
1000p
C2344
C2351
C2338
50V
50V
25V
0.022u
1000p
0.1u
C2337
C2345
C2355
50V
50V
50V
0.47u
0.022u
1000p
C2346
L2306
50V
G1C220MA0416
0.022u
C2339
25V
C2347
0.1u
50V
0.022u
R2321
3.3
70
71
A11
TO SPEAKER
1
L+
2
L-
3
R+
4
R-
72
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