Read Sony NW-HD5H Service Manual online
NW-HD5H
20
20
NW-HD5H
5-3. BLOCK DIAGRAM – KEY/POWER SUPPLY Section –
AN2
100
P17
170
AN3
101
AN4
102
HOLD
S5009
ON OFF
VDD
6
AOUTX 8
G-SENSOR
IC8000
MAIN SYTEM
CONTROLLER
IC1003 (2/2)
AOUTY 9
AOUTZ 10
1A
1
SWITCH UNIT
1B
2
2A
5
2B
6
1C 7
KEY SELECT
SWITCH
IC1001
2C
SW
+3.3V
4
6
7
MODE
2
SHDN
1
PVIN
DC/DC CONVERTER
IC9004
SVIN
3
1A
1
1B
2
2A
5
2B
RMC (K1)
MULTI_SIO
GSEN_PWR
6
1C 7
KEY SELECT
SWITCH
IC1002
2C 3
3.3V
1
VDD
5
G_VDD 2
B+ SWITCH
IC8001
+3.3V
PD 4
F
HDD_PWR_CTL
J
G
AN5
KEY2
103
PQ4
150
AN6/INT8
104
KEY1
PQ4
XDCIN_DET
KEY2
PQ4
KEY1
AN7/INT9
105
PQ1/
PGMTR1
PGMTR1
147
RMC (K1)
RMCKEY
SET_KEY
PF3/T3 84
PQ0/PGMTR0 146
PE2/TXD1 71
PR0 156
AN0 98
BUFFER
Q9007
+3.3V_A
+3.3V_HD
+3.3V
(IC4301)
+2.4V_DAC
(IC1003)
+2.4V_AD
(IC1003)
POWER
CONTROL
IC9003
CLK
64
STRB
63
DATA
59
SCK
58
FFCLR
SLEEP
1
XWK3
3
XWK4
2
XWK2
4
XWK1
AD_RMCKEY
5
VCIN
41
VC2
42
L2
38
L2
37
VCO1
11
55
REGO1
54
REGO3
47
REGI3
48
+1.5V
+1.9V
+2.4V
CRST2
33
+1.2V
XRST2
60
34
PQ2/PGMTR2 148
PQ3/PGMTR3 149
MULTI_SO
SET_KEY
XDCIN_DET
MULTI_SCK
XRST
RMCKEY
CHG_LIM 161
PD0/CONNECT 118
VB 27
LG 25
VO2 39
BATTERY
MONITOR
SWITCH
Q9001,
Q9002
BATTERY
DETECT
Q9006
S9001
(BATTERY IN DETECT)
LITHIUM ION
BATTERY
LIP-880PD
3.7V 880mAh
J9001
(DC IN)
REGI1
+2.4V
REGULATOR
IC4302
,
,
,
VBUS_LIM, SUSPEND
H
u
U
u
,
I
,
,
VOL +
SEARCH/ MENU
VOL –
i
x
BUFFER
Q9008
SHUT DOWN
SWITCH
Q9009
CHARGE
CURRENT
SWITCH
Q9003
CHARGE
CONTROL
IC9002
OUT
17
OUT
15
BAT 6
BAT
AC
5
12
TH9001
TS
OUT
16
1
LD0
ISET2
VBUS_LIM
7
ISTAT1
2
ISTAT2
3
XUSBPG
19
XACPG
18
CE
SUSPEND
9
ISET1
10
Q9005
4
USB 20
PSEL 8
VBUS
A
(Page 18)
(Page 19)
(Page 18)
(Page 18)
(Page 18)
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