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NW-MS6
1616
5-2. BLOCK DIAGRAM – DISPLAY/POWER SUPPLY Section –
89
92
84
106
102
101
124
59
58
57
56
70
55
64
69
118
141
67
115
135
104
103
1
56
10
35
1
3
34 33 28
3236
4
55
18
19
108
110
66
109
61
12
16
5
C
B
LEVEL SHIFT
Q7502, 7503
SWITCHING
IC7500 (2/4)
LED DRIVE
Q6007
XRST2
SAM RST
LED6000
ACCESS
INDICATOR
ORANGE
VDDIO2
VDDCORE
SYSTEM CONTROLLER
IC7001 (2/2)
ELON
LCDON
SDI0
SDO0
SCK0
LCD XCS
SDI0
SDO0
SCK
LCD XCS
GIOE3
GIOE4
GIOE5
GIOE6
GIOE3
GIOE4
GIOE5
GIOE6
GIOE7
X HOLD
CONSOLE UNIT
VDDIO2
VDD EL
CHARGE
VDD LCD
B+ SWITCH
Q2501, 2502
B+ SWITCH
Q2503, 2504
DELAY BUFFER
IC7500 (1/4)
DELAY BUFFER
IC7500 (4/4)
SWITCHING
IC7600
B+ SWITCH
Q2505, 2506
WAKE0
GIOE7
ACTRO
WAKE1
XHOLD
KEY2
S2203 – 2205,
S7001, 7002
MEGA BASS
MENU
DISPLAY
VOLUME
+
–
S2203
S2204
S2005
S7001
S7002
WAKE3
VBUS INT
BATT MONI
SWITCHING
IC7500 (3/4)
A
VOLTAGE
DETECT
IC9002
DC/DC
CONVERTER
IC9004
SWITCHING
REGULATOR
Q9005
BATTERY ON/OFF
CONTROL
Q9004
STEP-UP
DC/DC
CONVERTER
STEP-UP
PRE DRIVER
CIRCUIT
D9004
D9008
D9001
D9005
D9006
DP3
D9014
VBUS
BATTERY ON/OFF
SWITCH
Q9001
RECHARGEABLE
BATTERY
NH-WM14
L9006
L9003
L9004
LG
L2
L2
L1
L1
START-UP
SWITCHING
REGULATOR
SWITCHING
REGULATOR
POWER
SWITCH2
SYSTEM
CONTROL
POWER
SWITCH1
STEP-UP
PRE DRIVER
CIRCUIT
DC/DC CONVERTER
D9002, L9001,
Q9008
SWITCHING
REGULATOR
BUFFER,
DRIVER
PWM
COMPARATOR
PWM/PFM
CONTROLLER
ERROR
AMP
+1.9V REGULATOR
IC9006
LG
D9015
POWER CONTROL
IC9001
POWER CONTROL
IC9005
OSC
EXT
CE
FB
VCOUTVC
VC
VCO
VLGG1
CLK
VLGON
XWK3
SLEEP
Q9003
Q9009
L9007
L9002
D9016
D9018
VDDCORE
VDDIO2
RESET SIGNAL
GENERATOR
IC9007
RESET SIGNAL
GENERATOR
IC9003
WAKE
FS4
WAKEEN
OSCEN
WAKE4
XCRST
SAM RST
IC7800
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