Polk Mono React Service Manual page 11

SCH03_MAIN03
Reference 01-POLKNI-MA&IR&WL600
SYS_3V3
R1094
10K
D2
1
DSP_RST
3 nRST
nRSTOUT R1097 NC/0 2
BAT54A
C863
100pF/50V/NP0
R1101 NC/1M
24.576MHz
XTALI 1 3 R1102 33 XTALO
Y1
C876 C877
15pF/50V/NP0 15pF/50V/NP0
D D D D
on bottom layer
R1111 R1112 R1113
10K 10K 10K
0.1uF/16V/X7R
U29
5pin/1.0mm
1 CS CS 1
1 CS VCC
2 SPI_MISO SPI_MISO 2
2 SO HOLD
3 SPI_SCK 3
3 WP SCLK
SPI_MOSI
4 4
4 VSS SI
5
5
GD25Q16CSIG
XP1
放 置 到 底 层
D2 Debug DSP IIC
SYS_3V3
DEBUG_DET 1
1
DEBUG_SDA 2
2
DEBUG_SCL
3
3
4
4
nRST 5
5
BOOT_FLASH/I2C 6
6
DSP_SDA
DSP_SCL
XP2
6PIN/1.0mm
放 置 到 底 层
SYS_3V3
VR300
R1149
NC/10/1%
R1153 R1154
TEMP_COM TEMP_REF
10/1% 49.9K/1%
TP73
TR1 NTC/100K
TEMP1
VR300
close to AMP IC
TR2 NTC/100K
TEMP2
SYS_3V3
R1095 0Ω/0603
R1098
22
CE1
+
R1100 0Ω/0603
C871
R1103 0Ω/0402
R1104 0Ω/0402
D
SYS_3V3
C879
8
7
1
6 SPI_SCK
2
SPI_MOSI
5
3
4
5
6
7
I2S1_BCLK R1115 33 8
I2S1_DATE R1116 33 9
I2S1_LRCLK
R1117 33 10
11
12
13
I2S0_DATE R1118 33 14
I2S0_BCLK
R1119 33 15
16
CVDD
17
18
C883 C884
19
10pF/50V/NP0
20
10pF/50V/NP0 21
RVDD
22
23
R1122 R1123
R1121 33 24
NC/0 NC/0 TP66
I2S0_LRCLK
R1124 33 25
5pin/1.0mm SPI_SCK R1125 33 26
TEMP_COM
1 27
1
2 SPI_MISO R1129 33 28
2
3 SPI_MOSI R1128 33 29
3
4 R1130 10K 30
4
5 R1131 10K 31
5
R1132 33 32
DSP_INT
XP3
C886 R1134
SYS_3V3
放 置 到 底 层
10K D2-74583-LR
R1135 R1136 R1137 R1138
4.7K 4.7K 4.7K NC/4.7K
DSP_IDLE
R1148 33
DSP_SDA R1150 33
DSP_SCL
R1152 33
SYS_3V3
R1155
10K
BOOT_FLASH/I2C
R1156
NC/10K
BOOT_FLASH/I2C
BOOT_FLASH/I2C
TH_WAR
TH_WAR
SPDIF_OPT1
SPDIF_OPT1
SPDIF_ARC
SPDIF_ARC
DSP_IDLE
DSP_IDLE
DSP_INT
DSP_INT
DSP_PDN
DSP_PDN
ADCVDD SYS_1V8
C855 C856
R1096 0Ω/0603
C857 C858 C859 C860
PWMVDD
C865 C866 C867 C868
R1099 0Ω/0603
C869
4.7uF/6.3V/X5R
RVDD
C872 C873 C874
C875
RVDD CVDD RVDD ADCVDD PLLVDD
U30
PWMVDD
96
SC20 PWMVDD
95 1
SRD2 PWM0
94 2
SC21 PWM1
93 3
SCK2 PWM2
92 4
STD2 PWM3
91
SC22 PWMGND
90
RN1
MCLK PWMVDD
89
SCK3 PWM4
88
STD3 PWM5
87
SC32 PWM6
86
SC30 PWM7
85
SC31 PWMGND
84
SRD3 PWMVDD
83 1
STD0 D2-74583-LR PWM8
82 2
SCK0 PWM9
81 3
CVDD PWM10
80 4
CVDD PWM11
79
CGND PWM12
78
RN2
CGND PWM13
77
RGND PWMGND
76
RVDD PWMVDD
75
SRD0 PWM14
74
SC00 PWM15
73
SC01 PWM16
72
SC02 PWM17
71
SCK PWMGND
70
TI01 CVDD
69
MISO CGND
68
MOSI RGND
67
GPIO7 RVDD
66
GPIO3 PGIO1
65 R1133 1K
GPIO2 PROTECT2
TP69 TP70 TP71 TP72
W_BCK
W_BCK
W_DATE0
W_DATE0
W_LRCK
W_LRCK
I2S0_DATE1
W_DATE1
I2S0_BCLK
I2S0_BCLK
I2S0_DATE
I2S0_DATE
I2S0_LRCLK
I2S0_LRCLK
I2S1_DATE
I2S1_DATE
I2S1_BCLK
I2S1_BCLK
I2S1_LRCLK
I2S1_LRCLK
11
CVDD
C861 C862
PLLVDD
C870
0.1uF/16V/X7R
D D
IIC Switch
8 CH1A
CH1A
7 CH1B
CH1B
6 CH2A
CH2A
5 CH2B
CH2B
33*4
TP58
TP59
TP60
TP61
8 CH3A
CH3A
7 CH3B
CH3B
6 CH4A U31
CH4A
5 CH4B
CH4B
1
I2C_SCL
TP62
B2
33*4
TP63
2
GND VCC
DEBUG_SCL
3
TP64 B1
TP65
TP67 SGM3157
TP68
R1127
CVDD
RVDD U32
1
I2C_SDA
B2
2
GND VCC
DEBUG_SDA 3
B1
SGM3157
R1143
H:B2 ON
L:B1 ON
6 R1120 100 DEBUG_DET
S
3V3_SW
5
SYS_3V3
DSP_SCL
4
A
R1126
10K
NC/0
6
S
3V3_SW
5
4 DSP_SDA
A
NC/0