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HCD-HDX265/HDX266/HDX267W/HDX465/HDX466/HDX665
41
41
HCD-HDX265/HDX266/HDX267W/HDX465/HDX466/HDX665
6-12. SCHEMATIC DIAGRAM – MAIN Board (7/13) –
•
See page 69 for IC Block Diagrams.
11
(8/13)
BOARD
MAIN
12
MAIN
BOARD
(13/13)
13
MAIN
BOARD
(9/13)
H
IO
BOARD
(1/2)
CN307
(5/13)
BOARD
MAIN
14
BOARD
MAIN
(8/13)
15
IC B/D
2.6
2.5
2.5
5.1
3.1
1.5
1.6
3.3
1.2
1.6
DIAT
0
R702
A5V
D-GND
10uH
L701
0
R721
D3.3V
220
R701
D-GND
BCKO
LRCKO
MCKO
0
R778
47
R780
47
R781
ABCK
ACLK
ALRCK
AD-IN
22
R782
22
R783
22
R784
22
R785
0
R786
0
R790
50V
10
C706
50V
10
C717
50V
10
C705
0.1
C707
0.1
C708
0.1
C718
1
2
3
4
5
5P
CN702
MIC1+2
A GND
R IN
A GND
L IN
14
13
12
11
10
9
8
7
6
5
4
3
2
1
IC772
PCM1808PWR
V
ref
AGND
AV
c
c
DVdd
DGND
SCKI
LRCK
BCK
DOUT
MOD0
MOD1
FMT
VinL
VinR
MC2837
D701
D3.3V
MCKO
LRCKO
BCKO
DIAT
D-GND
IC772
A/D CONVERTER
MAIN BOARD (7/13)
E
D
C
2
5
6
A
B
F
1
3
4
9
10
7
8
(Page 42)
(Page 47)
(Page 43)
(Page 56)
(Page 39)
(Page 42)