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NW-HD1
18
18
NW-HD1
5-3. BLOCK DIAGRAM – KEY/POWER SUPPLY Section –
AN2
D33_MODE
GSEN_PWR
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
VOUT
+3.3V
+2.8V
8
9
10
XSHDN/SS
1
MD/SYNC
7
EN
PVIN
DC/DC CONVERTER
IC9001
VIN
3
1A
1
1B
2
2A
5
2B
RMC (K1)
VBUS
MULTI_SIO
D33_MODE, 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
G
A
AN5
KEY2
103
PQ4
150
AN6/INT8
104
KEY1
PQ4
XCHG_PG
KEY2
PQ4
KEY1
AN7/INT9
105
PQ1/PGMTR1
147
RMC (K1)
SWITCH UNIT
RMCKEY
SET_KEY
PF1/T1 82
PF3/T3 84
PQ0/PGMTR0 146
PE2/TXD1 71
PR0 156
AN0 98
BUFFER
Q9002, 9004
+3.3V_A
+3.3V_HD
+3.3V
(IC4301)
+2.4V_DAC
(IC1003)
+2.4V_AD
(IC1003)
SWITCHING
REGULATOR
IC9003
POWER
CONTROL
IC9002
CLK
64
STRB
63
DATA
59
SCK
58
FFCLR
SLEEP
1
XWK3
3
XWK4
2
XWK2
4
XWK1
AD_RMCKEY
5
Q9003
VCIN
41
VC2
42
L2
38
L2
37
VCO1
11
55
REGO1
54
REGO3
47
REGI3
48
+1.5V
+2.0V
+2.4V
+1.2V
XRST2
60
34
PQ2/PGMTR2 148
PQ3/PGMTR3 149
MULTI_SO
SET_KEY
XCHG_PG
MULTI_SCK
XRST
RMCKEY
VB 27
LG 25
VO2 39
BUILT-IN BATTERY
BATTERY
MONITOR
SWITCH
Q9001,
9503
S9501
ON OFF
OUT
7
D9501
IN1
8
IN2 6
AUTO SELECT
POWER SWITCH
IC9504
CHARGE
CONTROL
IC9501
LITHIUM ION
BATTERY
LIS1317HNP
4.2V 760mAh
STAT 1
OUT
10
IN
BATT+
BATT–
CHARGE
1
CN9501
CN9502 (2/2)
VCC 2
STAT1 3
USB
CRADLE
CONNECTOR
8
TEMPERATURE
DETECT
TH9501
CHARGE
CURRENT
SWITCH
Q9501
TS
Q9502
BAT
9
STAT2
4
ISET
DC5V
XCHG_STAT1
DC IN 6V
+2.4V
5
REGI1
+2.4V
REGULATOR
IC4302
SET UP
/–
,
,
,
,
,
MODE ,
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Summary of Contents for Walkman NW-HD1
Page 67: ...19 NW HD1 MEMO ...