Schematic Diagram - Digital Audio Board (4/4) - Sony STR-KM2 Service Manual

STR-KM2/KM3
Ver. 1.2
5-11. SCHEMATIC DIAGRAM – DIGITAL AUDIO Board (4/4) –
1 2 3
A
DIGITAL AUDIO BOARD (4/4)
B
C
22
DIGITAL AUDIO
BOARD
10
(3/4)
23
D
(Page 23) 24
26
DIGITAL AUDIO
25
BOARD
21
(3/4)
8
20
E (Page 23) 19
IISD 1
E JL2826 FB2894 2.7kohm
VDD 2
JL2825
FB2898 2.7kohm R2962
AUDIO L/LRCK 3
JL2824
TUNER1
CE 4
JL2823 R2963
FB2899 2.7kohm
AUDIO R/BCK 5
BOARD
JL2822
GND 6
CN101 JL2821
DA 7
F
JL2022
(Page 43)
IIC/RDSI 8
JL2021
CK 9
CN2505
9P
G
R2540
22k
C2421
1
H
IC2421
TK11150CSCL-G
IC2421
IC B/D
VOLTAGE
DETECTION
I
C2424 0.1
JL2878
TUNER_L
CL2048
CL2045
TUNER_R
F
CL2032
SBL_OUT
CL2028
J
SBR_OUT
CL2022
MAIN
SL_OUT
CL2020
BOARD SR_OUT
CL2019
C_OUT
(3/4)
CL2018
SW_OUT
CN301 CL2017
FL_OUT
CL2016
(Page 28) FR_OUT
CL2015
MUTING
K
AGND
CL2012
AGND
CN2104
14P
STR-KM2/KM3
• See page 18 for Waveforms.
4 5 6 7
DIGITAL AUDIO BOARD (2/4)
(Page 22)
6
12
IC2010
BD00IC0WEFJ-E2
IC2010
+3.3V REG
9
R2173
22k
4
1 VOUT VIN 8
3.3
R2941
2 FB 7
NC
10k
0.8
3 GND NC 6
4
R2172
4 NC EN 5
10k
C2877
470
16V
C2013
C2011 D2719 C2901 C2114
100
0.1 1SS367-T3SONY 10 22
16V
1k LRCK/LOUT
TUNER_CE
1k
BCLK/ROUT
TUNER_SDA
TUNER_I2C/RDSI
TUNER_SCL
FB2896
2.5kohm
FB2890
0uH
FUSE_DET
D2720
C2961
1SS367-T3SONY
0.1
FB2893
R2541
0uH
33k
C2967
D2018
7 5
1
1SS367-T3SONY
5 4
R2733
7 5
10k
4 5
1 2 3
R2421
6.7 1.3
10k C2968
0.1
3 2 1
6.7 1.3
C2096
C2422
100
4.7
16V
LRCK/LOUT
BCLK/ROUT
• See page 45 for IC Block Diagrams.
8 9 10
13
IC2813
BD00IC0WEFJ-E2
IC2813
9
+1.1V REG
2.2
1 VOUT VIN 8
1.1
2 FB NC 7
0.8
3 GND NC 6
2.2
4 NC EN 5
D2723
D2722
1SR154-400TE-25
1SR154-400TE-25
R2860 D2721
3.3k
1SS367-T3SONY
R2889
C2875
C2873
680
0.1
10
C2876
R2886
0.1
10k
FB2501
0uH
C2503
470 16V
R2735
10k
2
0 0 0 3.3 1.8 1.8 1.8 1.8 3.3 1.8 1.8 1.8
14 13 12 11 10 9 8 7 6 5 4 3 2 1
WM8768GEDS/R
IC2123
4 3
IC B/D
D/A CONVERTER
15 16 17 18 19 20 21 22 23 24 25 26 27 28
0 5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 5
IC2812
TK11150CSCL-G
IC2812
C2962 C2965 C2963
IC B/D
0.1 0.1 0.1
+5V REG
C2966 C2964
10 10
16V 16V
R2732
C2970
33
10
C2507
100 10V
FB2502
0uH
24 24
11 12 13 14
DIGITAL AUDIO BOARD (2/4)
(Page 22)
7
14 15 16
R2159 3.3k E2P_SDA
E2P_SCL
R2058 10k
3.3 0 3.3
8 7 6 5
IC2106
M24C64-WMN6T (C)
C2140
IC2106
0.1
EEPROM
1 2 3 4
IO_EX_DATA
IO_EX_CLK
FB2043 0uH
R2107 10k
R2105 10k
IO_EX_LAT
IO_EX_OE
3.3 3.3 0 0 0 0 3.3
16 15 14 13 12 11 10 9
IC2036
IC2123
74AHC595PW-118
C2248
IC2036
0.1
SHIFT REGISTER
1 2 3 4 5 6 7 8
3.3 3.3 3.3 3.3 3.3
USB_REG_CTRL
R2979
100
R2327
2.2k
D2303
MC2838-T112-1
VACS_CTRL
D2302
MC2838-T112-1
D2110
PROTECTOR
LIMITER
EVOL_DATA
EVOL_CLK
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.
15 16 17
17 18
CL2218
1 +4V
2 +4V DCDC
3 DGND
BOARD
I
4 DGND
CN1503
5 DGND
(Page 39)
6 DGND
7 +6.3V
8 +6.3V
CL2030
CN2502
8P
THERMAL
CL2200
1 +3.3V
BOARD
CL2201
H
2 DGND
TEMP_SENSOR_1 CL2203
CN250
3 TEMP_SENSOR_1
TEMP_SENSOR_2 CL2204
4 TEMP_SENSOR_2 (Page 44)
CN2501
4P
CN2105
14P
VACS_CTRL
CL2064
SW_RY
CL2065
FL-FR_RY
CL2066
SBL-R_RY
MAIN
CL2067
BRIDGEABLE_RY
CL2068
BOARD
C-SLR_RY
DA2J10100L
CL2069
G
PROTECTOR (3/4)
CL2071
LIMITER
CN300
CL2070
EVOL_DATA
CL2072
(Page 28)
EVOL_CLK
CL2073
+7V
CL2074
L_IN
CL2082
R_IN
DIGITAL AUDIO
30
BOARD
9
29
(3/4)
28
27 (Page 23)