Digital Audio Board (4/4) - Sony STR-KM5 Service Manual

5-12. 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 24) 24
26
DIGITAL AUDIO
25
BOARD
21
(3/4)
8
20
E (Page 24) 19
IISD 1
E JL2826 FB2894 2.7kohm
VDD 2
JL2825
FB2898 2.7kohm
AUDIO L/LRCK 3
JL2824
TUNER1
CE 4
JL2823
FB2899 2.7kohm
AUDIO R/BCK 5
BOARD
JL2822
GND 6
CN101 JL2821
DA 7
F
JL2022
(Page 46)
IIC/RDSI 8
JL2021
CK 9
CN2505
9P
G
R2540
22k
H
I
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 29) FR_OUT
CL2015
MUTING
K
AGND
CL2012
AGND
CN2104
14P
STR-KM5/KM7
• See page 45 for Waveforms.
4 5 6
DIGITAL AUDIO BOARD (2/4)
(Page 23)
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
C2013
C2011 D2719 C2901 C2114
100
0.1 1SS367-T3SONY 10 22
16V
R2962 1k LRCK/LOUT
TUNER_CE
R2963 1k
BCLK/ROUT
TUNER_SDA
TUNER_I2C/RDSI
TUNER_SCL
FB2896
2.5kohm
FB2890
0uH
FUSE_DET
D2720
1SS367-T3SONY
FB2893
R2541
0uH
33k
D2018
7
1SS367-T3SONY
C2421
5
1
R2733
7 5
10k
IC2421 4 5
TK11150CSCL-G
IC2421 1 2
R2421
6.7
IC B/D 10k
VOLTAGE
DETECTION
3 2 1
C2424 0.1 6.7 1.3
C2096
C2422
100
4.7
16V
LRCK/LOUT
BCLK/ROUT
• See page 49 for IC Block Diagrams.
7 8 9 10
6
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
D2722
1SR154-400TE-25
R2860 D2721
3.3k
1SS367-T3SONY
R2889
C2875
C2873
680
0.1
10
C2877
C2876
470 R2886
0.1
16V
10k
FB2501
0uH
C2503
470 16V
R2735
10k
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
3 2
4
C2961
0.1
15 16 17 18 19 20 21 22 23 24 25 26 27
C2967
5 0 5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5
1
4
IC2812
TK11150CSCL-G
IC2812
C2962 C2965 C2963
IC B/D
0.1 0.1 0.1
+5V REG
3
C2966 C2964
1.3 10 10
C2968
16V 16V
0.1
R2732
C2970
33
10
FB2502
25 25
11 12 13
DIGITAL AUDIO BOARD (2/4)
(Page 23)
7
14 15
D2723
1SR154-400TE-25
R2159 3.3k
R2058 10k
3.3 0 3.3
8 7 6 5
M24C64-WMN6T (C)
C2140
IC2106
0.1
EEPROM
1 2 3 4
FB2043 0uH
R2107 10k
R2105 10k
3.3 3.3 0 0 0 0 3.3
16 15 14 13 12 11 10 9
1
IC2036
IC2123
74AHC595PW-118
WM8768GEDS/R
C2248
IC2123 IC2036
0.1
IC B/D SHIFT REGISTER
1 2 3 4 5 6 7 8
D/A CONVERTER
28
3.3 3.3 3.3 3.3 3.3
USB_REG_CTRL
5
R2979
100
R2327
2.2k
D2303
MC2838-T112-1
C2507
VACS_CTRL
100 10V
0uH
PROTECTOR
LIMITER
EVOL_DATA
EVOL_CLK
Note: IC2036 on the DIGITAL AUDIO board cannot exchange
STR-KM5/KM7
Ver. 1.5
14 15 16 17
16 17 18
E2P_SDA
E2P_SCL
IC2106
CL2218
1 +4V
2 +4V DCDC
3 DGND
BOARD
I
4 DGND
CN1503
5 DGND
(Page 40)
6 DGND
7 +6.3V
8 +6.3V
CL2030
CN2502
8P
IO_EX_DATA
IO_EX_CLK
THERMAL
CL2200
1 +3.3V
BOARD
CL2201
H
2 DGND
TEMP_SENSOR_1 CL2203
CN250
3 TEMP_SENSOR_1
TEMP_SENSOR_2 CL2204
IO_EX_LAT
4 TEMP_SENSOR_2 (Page 48)
IO_EX_OE
CN2501
4P
CN2105
14P
VACS_CTRL
CL2064
D2302
SW_RY
MC2838-T112-1 CL2065
FL-FR_RY
CL2066
SBL-R_RY
MAIN
CL2067
BRIDGEABLE_RY
CL2068
BOARD
C-SLR_RY
D2110 DA2J10100L
CL2069
G
PROTECTOR (3/4)
CL2071
LIMITER
CN300
CL2070
EVOL_DATA
CL2072
(Page 29)
EVOL_CLK
CL2073
+7V
CL2074
L_IN
CL2082
R_IN
DIGITAL AUDIO
30
BOARD
9
29
(3/4)
28
27 (Page 24)
with single. When this part on the DIGITAL AUDIO board is
damaged, exchange the entire mounted board.