Sony Walkman NWZ-A726 Service Manual page 32
Digital media player
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Also See for Walkman NWZ-A726:
- Operation manual (135 pages) ,
- Quick start manual (25 pages) ,
- Limited warranty (1 page)
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NWZ-A726/A726B/A728/A728B/A729
IC901 MAX8671CETL+TG069
41
40
39
38
37
SMART
POWER
SELECTOR
USUS
1
DC
2
USB
3
FB5
4
REG5 LOW
PV5
5
DROPOUT
OUT5
6
PG2
7
REG2 DC-DC
LX2
8
CONVERTER
PV2
9
/CEN
10
11
IC509 SN74AVC1T45YZPR
A1
VCCA
GND
B1
A
C1
32
36
35
34
33
32
31
Li+/Li-PoLY
BATTERY
CHARGER &
SYSTEM LOAD
SWITCH
HIGHEST
VOLTAGE
SELECTOR
REG4 LOW
DROPOUT
REF
12
13
14
15
16
17
A2
VCCB
B2
DIR
C2
B
30 DISET
SMART
POWER
SELECTOR
& CHARGER
BIAS
29 FB3
3.3V LOW
28 VL
DROPOUT
27 PV3
REG3 DC-DC
26 LX3
CONVERTER
25 PG3
24 PG1
REG1 DC-DC
23 LX1
CONVERTER
22 PV1
21 SSKP
18
19
20
– SW Board –
IC801 TPS60231RGTR
16
15
14
ISET
1
CONTROL
NC
2
NC
3
CURRENT
D3
4
SINKS
5
6
13
REFERENCE
12 C2 −
11 C1 −
CHARGE
PUMP
10 C1+
9 C2+
7
8
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