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NW-MS6
5-2.
BLOCK DIAGRAM – DISPLAY/POWER SUPPLY Section –
XRST2
C
(Page 15)
SAM RST
LEVEL SHIFT
B
Q7502, 7503
(Page 15)
LED6000
LED DRIVE
ACCESS
89
Q6007
INDICATOR
CONSOLE UNIT
VDDIO2
VDDIO2
B+ SWITCH
VDD EL
Q2501, 2502
92
B+ SWITCH
CHARGE
Q2505, 2506
VDDCORE
B+ SWITCH
VDD LCD
Q2503, 2504
84
SDI0
106
SDO0
102
SCK
101
LCD XCS
124
GIOE3
59
GIOE4
58
GIOE5
57
GIOE6
56
70
DELAY BUFFER
IC7500 (1/4)
SWITCHING
IC7600
55
GIOE7
64
69
DELAY BUFFER
IC7500 (4/4)
X HOLD
118
141
S2203
MEGA BASS
S2203 – 2205,
S2204
MENU
S7001, 7002
S2005
DISPLAY
S7001
+
VOLUME
S7002
–
SWITCHING
IC7500 (2/4)
SAM RST
61
XCRST
109
ORANGE
WAKE4
66
IC7800
RESET SIGNAL
ELON
OSCEN
110
GENERATOR
IC9003
WAKEEN
108
SYSTEM CONTROLLER
VDDIO2
IC7001 (2/2)
FS4
103
LCDON
WAKE
104
SDI0
SDO0
SCK0
LCD XCS
GIOE3
GIOE4
GIOE5
GIOE6
WAKE0
BATT MONI
135
GIOE7
ACTRO
WAKE1
XHOLD
VBUS INT
115
KEY2
SWITCHING
WAKE3
67
IC7500 (3/4)
RESET SIGNAL
GENERATOR
CE
IC9007
3
ERROR
FB
AMP
1
PWM/PFM
CONTROLLER
D9016
L9007
VCO
35
VDDCORE
D9018
L9002
VLGG1
10
CLK
56
VLGON
1
Q9003
XWK3
4
Q9009
SLEEP
55
16
16
+1.9V REGULATOR
IC9006
DC/DC CONVERTER
D9002, L9001,
Q9008
D9015
PWM
BUFFER,
EXT
5
COMPARATOR
DRIVER
OSC
POWER CONTROL
IC9001
L9006
POWER
VC
VCOUT
SWITCHING
L1
34
33
28
SWITCH1
REGULATOR
VC
L1
36
32
STEP-UP
PRE DRIVER
CIRCUIT
L9003
POWER
SWITCHING
L2
12
SWITCH2
REGULATOR
L2
16
STEP-UP
PRE DRIVER
CIRCUIT
SYSTEM
L9004
CONTROL
LG
SWITCHING
18
REGULATOR
STEP-UP
DC/DC
CONVERTER
START-UP
POWER CONTROL
IC9005
19
D9008
BATTERY ON/OFF
CONTROL
Q9004
D9014
RECHARGEABLE
BATTERY
BATTERY ON/OFF
NH-WM14
SWITCH
Q9001
D9001
D9004
D9005
SWITCHING
REGULATOR
VBUS
Q9005
DC/DC
CONVERTER
IC9004
VOLTAGE
DETECT
IC9002
D9006
DP3
A
(Page 15)
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