Read Sony NW-HD3 Service Manual online
NW-HD3
30
30
NW-HD3
5-12. SCHEMATIC DIAGRAM – MAIN Section (7/7) –
•
See page 21 for Waveform.
•
See page 32 for IC Block Diagrams.
IC9003
C9029
R9031
C9015
C9020
C9022
R9019
R9020
R9023
C9023
R9024
R9021
R9022
L9005
R9009
C9032
R9030
R9036
C9027
C9028
C9014
C9010
D9001
L9001
C9003
C9002
R9007
C9001
R9003
C9004
R9005
R9006
C9005
R9004
D9002
L9002
R9014
R9015
R9016
Q9003
R9000
R9018
L9003
D9003
C9008
Z9004
R9511
Q9503
Q9001
R9029
R9001
R9002
IC9002
*
IC9001
Z9001
Z9002
C9025
C9037
FB9001
C9031
C9021
R9028
R9035
R9010
C9017
R9011
C9011
R9032
C9018
C9016
C9013
C9012
C9009
C9007
C9006
C9019
C9036
D9005
R9013
R9008
R9037
L9004
C9030
R9027
R9033
R9040
R9041
C9026
R9038
TP9007
TP9006
TP9013
TP9003
TP9002
TP9001
R9034
TP9008
TP9009
Q9002
Q9004
C9024
R9012
TP9010
TP9005
TP9015
TP9012
TP9014
TP9011
TP9004
TPS62200DBVR
1
0
2.2
0.01
1
10k
27k
36k
1
36k
2k
36k
470k
33p
150k
22k
100p
10
6.3V
10
6.3V
22
6.3V
MA2SD32
10 16V
0.1
220k
0.1
1M
0.22
100
100
0.22
1M
MA2SD32
150k
10k
100k
UNR32A300LS0
47k
470k
MA2SD32
0.22
470k
UNR32A300LS0
2SJ347-TE85L
22k
10k
22k
SC901584EPR2
CSP (Chip Size Package)
LTC3441EDE
1
1000p
220p
10p
3.3M
2.2M
15k
220p
330k
10
200k
22
22
0.1
100
6.3V
1
10
6.3V
0.1
1
47
6.3V
MA2SD32
1M
470k
470k
2200p
470k
2.2k
470k
1M
1
10k
18k
NP0A50100AS0
NP0A50100AS0
1000p
2.2
MULTI_SIO
XCHG_PG
VB
AD_BATT
VBUS
BATT_MON_CTL
AD_RMCKEY
PWR_FFCLR
PWR_SLEEP
XRST
PWR_CLK
SET_KEY
PWR_STRB
D33_MODE
GND
GND
1.8V
2.0V
GND_HDD
3.3V_HDD
3.3V
1.2V
3.3V
GND
1.5V
1.8V
1.8V
3.3V
GND
1.2V
3.3V
3.3V_A
VSTBY
GND
1.2V
1.8V
3.3V
VSTBY
GND
2.4V
2.4V
PWR_STRB
PWR_SLEEP
PWR_CLK
XRST
BATT_MON_CTL
BATT_MON_CTL
AD_RMCKEY
PWR_FFCLR
PWR_SLEEP
PWR_CLK
SET_KEY
PWR_STRB
V
B
U
S
VBUS
MULTI_SCK
MULTI_SO
A
D
_
R
M
C
K
E
Y
S
E
T
_
K
E
Y
P
W
R
_
F
F
C
L
R
1.8V
VSTBY
VB
2.4V
2.0V
1.5V
1.2V
GND_HDD
GND
3.3V_HDD
3.3V_A
3.3V
1.2V
1.8V
GND
3.3V
3.3V
1.8V
1.5V
GND
GND
1.2V
3.3V
3.3V_A
VSTBY
VSTBY
3.3V
1.8V
1.2V
GND
GND_HDD
GND
3.3V
3.3V_HDD
1.8V
2.0V
2.4V
2.4V
XRST
SLEEP
CLK
SEQSEL
SCK
STRB
DATA
VREF
GND
REGI1
REGO1
REGC1
REGI2
REGO2
REG2G
REGC2
FF
C
LR
XW
K
4
X
W
K
3
X
W
K
2
X
W
K
1
V
R
M
C
L
VB
H
V
B
V
S
TB
VC
1
V
C
O
1
V
O
1
L1
L1
P
G
N
D
1
P
G
N
D
1
C
R
ST2
X
R
S
T2
PG
N
D
2
P
G
N
D
2
L2
L2
V
O
2
V
C
O
2
V
CIN
V
C
2
D
W
_
2
T
M
U
TEO
N
R
EG
C
3
R
EG
O
3
R
E
G
I3
XRST1
CRST1
XRSTIADJ
OTC1
RF1
INM1
VG
LG
PGND3
VB
VGSEL2
VGSEL1
INM2
RF2
DTC2
VI
SW
GND
EN
FB
S
XSHDN
GND
PGND
SW1
SW2
PGND
FB
VC
VIN
PVIN
VOUT
MD/
SYNC
/SS
SWITCHING REGULATOR
INVERTER
WDT
POWER CONTROL
SWITCH
MONITOR
BATTERY
Q9001,9503
BUFFER
BUFFER
DC/DC CONVERTER
-1
-2
-1
-2
C1L
D
W
_
2B
(7/7)
100
µ
H
220
µ
H
10
µ
H
4.7
µ
H
220
µ
H
(Page 27)
(Page 29)
(Page 24)
(Page 26)
(Page 29)
(Page 28)
(Page 27)
(Page 26)
(Page 25)
(Page 24)
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