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! A-BOARD (8/19) AUDIO AMP
SUB5V
TUNER
R2121
R2101
680 R2135 Peaks-COMMON
1k
3.3k
TO 9/19 Q2109
SIF C2107 TP2008
DSA200100L
R2103 R2139 10V
22 220 R2107 1u R2308 Q2301 SUB3.3V
R2110 SIFINP
TO 3,6/19 To SOS 220 DSA200100L
C2110 22 S
R2102 EA8
4.7k
16V Q2101 C2104
0.1u
DSA200100L 50V C2301 R2310
R2104 10p
C2108
10V
TO 2/19 OPERATE SOS
16V
R2307
2.2k
1.2k 4.7k
1u 0.1u
SIFINN
R2309 D2014 S_15V
2.2k B0ACCJ000048 L2302
G1C3R0ZA0156
C2302 C2304
J0JHC0000042
16V C2309 25V
L2301
0.1u 25V 1u
10u
C2357
25V C2312
10u 25V 10u
IC2301
C1AB00003230 C2356
25V
SUB3.3V
10u
OPERATE AUDIO AMP C2313 C2314
R2301 R2330 50V 25V
RESET
10k 0 1000p 1u
1 STBY 44
MUTEB PVD1
TO 3/19 2 MUTE 43
NSHUTDOWN L2303
PWM_READY PVD1
R2331 G1C220MA0416
0 R2304 3 SOS 42 R2318
MUTE
47k OUT_CH1_P 3.3
4 NC1 41
OUT_CH1_P C2335 C2340
C2316 25V 50V
5 NC2 40 0.022u
BOOT_CH1_P 50V 0.1u
0.1u
6 39 C2334
NC3 C2341
VDDA1 50V 50V
C2317 0.47u
C2318 25V 0.022u
7 NC4 38
BOOT_CH1_N 50V 1u
0.1u
8 37 C2342 C2349
PWM_A1
OUT_CH1_N L2304 50V 50V
G1C220MA0416 0.022u 1000p
9 PWM_B1 36
Thermal Pad
OUT_CH1_N C2343
C2336
25V 50V A11 TO SPEAKER
10 NC5 35 0.022u
PGND1 0.1u TP2301
R2319 1
PWM0LN 11 NC6 34 L+
3.3
PGND1 TP2302
PWM0LP 2
TO 3/19 PWM1RN
12 NC7 33 L-
PGND2 TP2303
3
PWM1RP 13 GND 32 R+
PGND2 L2305 TP2304
R2302 C2353
G1C220MA0416 R2320 4
EXB28V220JX 14 PWM_B2 31 50V R-
3.3
OUT_CH2_N 1000p
15 PWM_A2 30 C2344
OUT_CH2_N 50V C2351
C2338
C2321 25V 0.022u 50V
16 NC8 29 1000p
BOOT_CH2_N 50V 0.1u
0.1u C2345
17 NC9 28 C2337 C2355
50V 50V
VDDA2 50V
C2320 0.47u 0.022u 1000p
18 NC10 27 C2323 25V
BOOT_CH2_P 50V 1u
AVSW 19 NC11 26
0.1u
C2055 C2346
OUT_CH2_P L2306
10V R2053 50V
G1C220MA0416
10u 20 NC12 25 0.022u
140k
AV_L LIN5_LP OUT_CH2_P C2339
21 NC13 24 25V C2347
C2057 PVD2 0.1u 50V
10V R2055 TO 2/19 22 NC14 23
0.022u
10u 140k
AV_R LIN5_RP PVD2 R2321
3.3
TO 11/19 LO1_L_AVSW
<< Monitor L
LO1_L MON_L-OUT C2325 C2324
50V 25V
LO1_R_AVSW
<< Monitor R
LO1_R MON_R-OUT TO 2/19 1000p 1u
<< TV L
LO2_L_AVSW LO2_L TV_L-OUT
LO2_R_AVSW
<< TV R
LO2_R TV_R-OUT TO 2/19
C2071
6.3V
<< MainHP L 100u+ R2065
HP_LOUT HP1_L1
S
TO 10/19 << MainHP R
+ R2066 TO 2/19
HP_ROUT S
HP1_R1
C2072
6.3V
100u
C2074 C2073
R2070 R2069 25V 25V
10k 10k 0.033u 0.033u
Q2253
B1AAFB000002
AVDD3.3V NORMAL
MUTE
Q2254
B1AAFB000002
R2258 R2260
100 10k
Q2252 TO 2/19 NORMAL
DSA200100L R2254 R2263 A_MUTE MUTE
100 10k
R2264
100
R2259
100
Q2255
DSC2001S0L
R2257 R2256 R2255
1M 10k 47k
Analog-ASIC
TO 12/19
TO 12/19 MUTE
AMP_MUTE
HP_MUTE_CTL OPERATE
64 65 66 67 68 69 70 71 72