STR-KM2/KM3
STR-KM2/KM3
2424
5-11. SCHEMATIC DIAGRAM – DIGITAL AUDIO Board (4/4) –
• See page 18 for Waveforms. • See page 45 for IC Block Diagrams.
1
A
B
C
D
E
F
G
H
I
J
K
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
DIGITAL AUDIO BOARD (4/4)
12 13 14 15 17 18
16
22
23
24
25
26
29
28
27
30
20
19
21
4
4
3.3
0.8
2.2
2.2
1.1
0.8
3.3 0 3.3
3.3 3.3 0 0 0 0 3.3
3.3 3.3 3.3 3.3 3.3
0 0 0 3.3 1.8 1.8 1.8 1.8 3.3 1.8 1.8 1.8
0 5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 5
7 5
6.7 1.3
7 5
6.7 1.3
1SS367-T3SONY
D2004
1SS367-T3SONY
D2003
0uH
FB2502
0uH
FB2501
CL2030
CL2204
CL2203
CL2201
CL2200
0.1
C2502
10k
R2421
10kR2058
1SS367-T3SONY
D2018
JL2021
JL2022
JL2821
JL2822
JL2823
JL2824
JL2825
JL2826
3.3k
R2159
0.1
C2140
0.1
C2875
0.1C2424
0.1
C2011
C2003 0.1
C2971 0.01
22k
R2540
33k
R2541
1
2
3
4
CN2501
4P
+3.3V
DGND
TEMP_SENSOR_1
TEMP_SENSOR_2
0uHFB2043
0.1
C2876
0uH
FB2890
TK11150CSCL-G
IC2421
1
ON/OFF
2
GND
3
NoiseBypass
4
VOUT
5
VIN
16V
100
C2013
16V
100
C2096
R2962
1k
R2963
1k
470 16V
C2503
1SS367-T3SONY
D2719
0uH
FB2893
TK11150CSCL-G
IC2812
1
ON/OFF
2
GND
3
Noise Bypass
4
Vout
5
Vin
R2733
10k
C2968
0.1
10k
R2735
10kR2736
100pC2969
16V
10
C2964
16V
10
C2966
0.1
C2965
100 10V
C2507
33
R2732
1SS367-T3SONY
D2720
1SS367-T3SONY
D2721
2.2k
RB2010
2.2k
R2327
100
R2979
CL2218
470
16V
C2877
28272625242322
7654321
212016 17 18 19
13 12 11 10 89
15
14
WM8768GEDS/R
IC2123
MODE
MCK
BCK
LRCK
DVDD
DGND
DIN1
DIN2
DIN3
DIN4
M/LAT
MC/CLK
MD/DATA
MUTE
TEST_REF
VREF_N
VREF_P
VMID
VO4L
VO4R
VO1L
VO1R
VO2L
VO2R
VO3L
VO3R
AGND
AVDD
1SR154-400TE-25
D2723
1SR154-400TE-25
D2722
10kR2107
10kR2105
C2961
0.1
0.1
C2248
0.1
C2962
0.1
C2963
10
C2512
0.1
C2504
C2501
10
10
C2970
10
C2901
22
C2114
C2873
10
1
C2421
C2967
1
1
2
3
4
5
6
7
8
8P
CN2502
+4V
+4V
DGND
DGND
DGND
DGND
+6.3V
+6.3V
BD00IC0WEFJ-E2
IC2010
BD00IC0WEFJ-E2
IC2813
1
VOUT
2
FB
3
GND
4
NC
5
EN
6
NC
7
NC
8
VIN
9
GND
2.7kohmFB2894
2.7kohmFB2898
2.7kohmFB2899
1
2
3
4
5
6
7
8
9
9P
CN2505
IISD
VDD
AUDIO L/LRCK
CE
AUDIO R/BCK
GND
DA
IIC/RDSI
CK
10k
R2941
10k
R2172
10k
R2886
22k
R2173
3.3k
R2860
680
R2889
100pC2137
0.1C2001
100pC2136
74AHC595PW-118
IC2036
QB
21
QC
3
QD
4
QE
5
QF
6
QG
7
QH
8
GND
9
S_OUT
10
RESET
11
CLK
12
LAT
13
OE
14
S_IN
1516
QA
VCC
4.7
C2422
M24C64-WMN6T (C)
IC2106
1
A0
2
A1
3
A2
4
GND
5
SDA
6
SCL
7
WP
8
VCC
2.5kohm
FB2896
FUSE_DET
BCLK/ROUT
BCLK_OUT
LRCLK_OUT
DIN4
DIN3
DIN2
DIN1
TUNER_SDA
COM_DATA
DAC_LAT
COM_CLK
E2P_SCL
E2P_SDA
DAC_MUTE
CL2032
CL2017
CL2015
CL2022
CL2019
CL2016
CL2045
CL2028
CL2048
CL2012
CL2020
CL2018
JL2878
1
2
3
4
5
6
7
8
9
10
11
12
13
14
14P
CN2104
TUNER_L
TUNER_R
SBL_OUT
SBR_OUT
SL_OUT
SR_OUT
C_OUT
SW_OUT
FL_OUT
FR_OUT
MUTING
AGND
AGND
BCLK/ROUT
LRCK/LOUT
TUNER_SCL
TUNER_CE
LRCK/LOUT
TUNER_I2C/RDSI
USB_REG_CTRL
CL2074
CL2073
CL2071
CL2072
CL2070
CL2067
CL2066
CL2069
CL2065
CL2064
CL2068
CL2082
DA2J10100LD2110
MC2838-T112-1
D2302
MC2838-T112-1
D2303
1
2
3
4
5
6
7
8
9
10
11
12
13
14
14P
CN2105
R_IN
L_IN
+7V
EVOL_CLK
EVOL_DATA
LIMITER
PROTECTOR
C-SLR_RY
BRIDGEABLE_RY
SBL-R_RY
FL-FR_RY
SW_RY
VACS_CTRL
EVOL_CLK
LIMITER
PROTECTOR
EVOL_DATA
VACS_CTRL
IO_EX_LAT
IO_EX_OE
IO_EX_CLK
TEMP_SENSOR_2
TEMP_SENSOR_1
IO_EX_DATA
1
VOUT
2
FB
3
GND
4
NC
5
EN
6
NC
7
NC
8
VIN
9
GND
D/A CONVERTER
IC B/D
IC2123
VOLTAGE
DETECTION
IC B/D
IC2421
+5V REG
IC B/D
IC2812
+3.3V REG
IC2010
+1.1V REG
IC2813
EEPROM
IC2106
SHIFT REGISTER
IC2036
10
DIGITAL AUDIO
BOARD
(3/4)
(Page 23)
6
DIGITAL AUDIO BOARD (2/4)
(Page 22)
7
DIGITAL AUDIO BOARD (2/4)
(Page 22)
8
DIGITAL AUDIO
BOARD
(3/4)
(Page 23)
9
DIGITAL AUDIO
BOARD
(3/4)
(Page 23)
MAIN
BOARD
(3/4)
CN301
(Page 28)
F
MAIN
BOARD
(3/4)
CN300
(Page 28)
G
DCDC
BOARD
CN1503
(Page 39)
I
THERMAL
BOARD
CN250
(Page 44)
H
TUNER1
BOARD
CN101
(Page 43)
E
2
3
4
Note: IC2036 on the DIGITAL AUDIO board cannot exchange with
single. When this part on the DIGITAL AUDIO board is
damaged, exchange the entire mounted board.
Ver. 1.2
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