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SRS-X9
SRS-X9
39
39
4-11. SCHEMATIC DIAGRAM - MAIN Section (6/6) -
• See page 40 for Waveforms. • See page 40 for IC Block Diagrams.
Note:
IC905 and IC906 on the MAIN board cannot exchange with single. When these parts
are damaged, exchange the complete mounted board.
1.8
1.1
1.1
3.3
1.1
1.8
1.2
1.7
3.3
5.4
3.3
3.3
5.4
4.4
5.3
3.2
5.4
3.4
3.2
1.8
8
21.9
11.6
21.9
5.2
2
5.4
0.6
0.7
5.4
5
3.2
5.4
PVDD
VDD5.5V
AGND
GND
22uH
L002
22uH
L001
BCO-1.2V-ON
BCO-3.3V-ON
BT-ON
VDD_SYS_1.2V
VDD5V
VDD_BT
VDD_SYS_3.3V
VDD_BC_3.3V
VDD_BC_1.2V
MM3411A33NRE
IC912
1
2
3
4
5
S-13A1A33-E6T1U3
IC919
1
2
3
4
5
6
S-13A1A12-E6T1U3
IC923
1
2
3
4
5
6
S-13A1A33-E6T1U3
IC922
1
2
3
4
5
6
S-13A1A12-E6T1U3
IC918
1
2
3
4
5
6
S-812C50BPI-C5ETFG
IC907
1
2
3
4
5
6
TPS54331GDR
IC905
1
2
3
4
5
6
7
8
TPS54331GDR
IC906
1
2
3
4
5
6
7
8
35V
220
C908
0.1
C909
0.01
C911
0.0022
C913
150p
C914
0.1
C910
4.7
C944
4.7
C942
1000p
C903
0.001
C945
0
R923
1k
R908
1k
R999
0.1
C902
0.1
C901
4.7
C941
4.7
C939
22
C938
0.1
C937
1
C935
0.1
C934
0.001
C946
0
R924
4.7k
R905
8.2k
R920
10k
R921
2.2k
R904
15k
R919
0.0022
C931
150p
C930
0.1
C933
6.3V
C932
47
35V
220
C925
0.1
C926
0.01
C928
0.1
C927
470k
R917
R918
150k
0.1
C929
SJPJ-L3VL
D940
SJPJ-L3VL
D941
100V
1000p
C936
1k
R922
0
R925
4.7k
R906
39k
R914
10k
R915
4.7
C922
0.001
C947
4.7
C924
4.7
C921
100V
1000p
C919
1
C918
0.1
C917
0.001
C948
1k
R907
10k
R916
0
R926
15k
R913
R912
150k
470k
R911
0.1
C912
SJPJ-L3VL
D939
SJPJ-L3VL
D938
6.3V
C915
47
0.1
C916
FB902
FB904
FB907
FB905
JC901
0
VDD5.5V
GND
PVDD
VDD_SYS_3.3V
AGND
VDD5.5V
P-CONT-ON
P-CONT-ON
GND
+1.2V REGULATOR
IC923
+1.2V REGULATOR
IC918
DC/DC CONVERTER
IC906
+3.3V REGULATOR
IC912
IC922
+3.3V REGULATOR
IC919
+3.3V REGULATOR
IC905
IC907
+5V REGULATOR
MAIN BOARD (6/6)
DC/DC CONVERTER
10
11
12
13
14
G
H
I
F
1
C
D
6
E
2
B
3
A
4
5
7
8
9