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AM-NX1
6-2.
BLOCK DIAGRAM – POWER SUPPLY Section –
CLK
A
(Page 37)
SDO0 SCK0
D
(Page 37)
RMC KEY
B
(Page 37)
XCS PWR IC
S801
HALF
168
HALF LOCK SW
LOCK
S803
93
OPEN CLOSE SW
OPEN/CLOSE
DETECT
S804
89
PROTECT
PROTECT
DETECT
S805
103
XGUM ON
RECHARGEABLE
BATTERY IN
VREF MON
DETECT
SYSTEM CONTROLLER
IC801 (2/2)
VREC PWM
D1001
LED DRIVE
CHG MON
108 REC OPR LED
(DATA)
Q1001
CHG ADSEL
CHGI SEL
CHG PWM
D1002
128 CHG LED
(CHARGE)
XRST CHG IC
WK DET
XEXT PWR
CHGI CTL1
VBUS DET
VB MON
HIDC MON
SL803
129
XTEST
XDC IN
(TEST)
FFCLR
124
SLEEP
123
138
XRST
212
OPTICAL PICK-UP
B+ SWITCH
REG2 B+
BLOCK B+
Q502, 503
RECP
70
161
25
VREF
VRECO1
VRECO B+
10
VRECO2
VREC B+
15
VREC
16
INM1
146
19
RF1
NOISE
20
FILTER
160
134
135
145
113
166
131
125
158
159
VB B+
165
136
POWER CONTROL
IC601 (2/2)
L1 1
SWITCHING
11
L1 2
B+ SWITCH
REGULATOR
14
VM B+
Q608
STEP-UP DOWN
DW BT
SWITCH
22
PRE DRIVER
DW TP
&
21
PWM
–
+
VIO
8
REG1 B+
VC2
26
VC
9
VC1 B+
VG
36
VG B+
DC/DC
B+ SWITCH
USB B+
CONVERTER
Q652
IC651, Q653
USB ON/OFF
SWITCH
Q651
B+ SWITCH
VM B+
Q704, 705
SWITCHING
38
38
POWER CONTROL
IC901
63
CLK
VREF
48
SDO0
58
DATA
SCK0
DTC2
29
60
SCK
DTC1
19
6
VRMC
3
LVB
7
XWAKE3
VB
26
2
XWAKE4
L2
34
L2
35
1
FFCLR
VO2
36
64
SLEEP
VC2
42
D902
59
STRB
40
27
XRST2
REGI3
VCIN
38
VCO B+
37
VCOUT
L1
13
L1
14
45
REGC1
VO1
12
46
REGC2
VSTB
9
D904
47
REGC3
VC1
10
VSTB B+
REG1 B+
43
REGO1
REG2 B+
41
REGO2
REGI1
44
REG3 B+
39
REGO3
LG
24
VC1 B+
11
VCO1
VG
23
D901
48
VREF
5 XWAKE1
VG B+
VG
12
VG B+
6
VI2
REG1 B+
CHARGE CONTROL
BAT SEL
IC951
11
OUT2
10
IN2–
9
A/D
VBAT
3
8
AD SEL
5
VO
7
I SEL
4
CHG CTL
20
VI2DET
RF1
2
18
CHARGE
13
PGND
PWR WAKE
CONTROL
17
IN1–
14
WK DET
23
VI
24
16
I CTL1
VOLTAGE
WAKEUP
DETECTOR
SWITCH
IC671
Q671
B+ SWITCH
VB B+
Q701, 702
+2.6V
REGULATOR
IC721, Q721
Q703
VB B+
CHARGE
RECHAGEABLE
BATTERY
NH-14WM
1PC. 1.2V 1350mAh
(BATTERY CASE)
D951
CHARGE ON
DRY BATTERY
SWITCH
SIZE "AA"
Q951
(IEC DESIGNATION R6)
1PC, 1.5V
VBUS
C
(Page 37)
VI
1
CN951
GND
(FOR CHARGE STAND)
2
TH951
J951
DC IN 3V
–
+
DC DETECT
Q952
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