Sony NW-A808 User Manual
NW-A805/A806/A808/NWZ-A815/A816/A818
27
27
NW-A805/A806/A808/NWZ-A815/A816/A818
5-9. SCHEMATIC DIAGRAM – MAIN Section (6/6) –
•
See page 28 for IC Block Diagrams.
2.9
3.7
3.7
0
0
0
0
2.9
2.7
2.7
2.9
0
0
2.7
2.7
2.7
2.7
3.7
3.7
0
0
0
0
CL903
R911
470k
R906
3300
C905
0.068
1
2
3
4
5
6
7
8
9
10 11 12
13
14
15
16
17
18
19
20
21
22
23
24
25
R909
22k
R907
470k
C909
22
C904
0.1
6
7
8
9
10
11
C911
0.001
R915
33k
C903
0.1
VDD_DDCOUT20
R914
47k
VCC_DCIN
VDD_GP1
XCHG_DET
CHG_XFLT
C912
22
DGND
C906
0.1
C907 22
C902
0.1
C908
0.1
CHG_XCHGEN
CHG_PEN2
USB_SUSPEND
C913
22
R903
470k
R904
470k
R901
0
R912
8200
8200
VCC_VBAT
TH901
CL904
CL905
CL906
VCC_VBUS
C901
10
C920
4.7
C910
0.1
R913
10k
VDD_UNREG
R902
0
CN901
2P
1
BATT+
2
BATT-
Q903
2SK3541T2L
R919
10k
CHG_ICTL
R921
220k
R922
220k
C917
22
C921
22
C915
22
R923
470k
470k
L901
4.7
µH
R908
10k
CL901
CL902
XUSB_OK
CL907
CL908
CL909
CL910
1500
R905
33k
R910
VDD_UNREG
VDD_DDCOUT20
AGND
VCC_VBAT
DGND
AGND
DGND
DGND
VDD_UNREG
XCHG_DET
CHG_XFLT
CHG_XCHGEN
CHG_PEN2
USB_SUSPEND
CHG_ICTL
CHG_ICTL
CHG_XFL
T
CHG_XCHGEN
XUSB_OK
XUSB_OK
CHG_PEN2
XCHG_DET
USB_SUSPEND
(6/6)
MAIN BOARD
IC903
DC/DC CONVERTER
A
10
1
2
B
11
C
7
8
F
9
6
4
3
G
D
5
E
LITHIUM ION
STRAGE BATTERY
3.7V 610mAh
S
CHARGE CONTROL
Note: When IC901 and IC903 cannot exchange with single. When IC901 and IC903 are
damaged, exchange the entire mounted board.