17
17
D-NE900
– POWER SECTION –
CONSTANT VOLTAGE
CHARGING BATTERY
CHARGING BATTERY
VOLTAGE DETECTOR
Q402
CHARGE
SWITCH
Q401
B+
SWITCH
Q406
EXTERNAL BATTERY
DETECT
MSDTO
MSCK
PD
LD
SYNC
R402
VCC1
VCPU
VCC2
VIN
VIN
VIN
VD
VIN/VD
IC601
IC602
VCC3
VCC4
D404
D402
D401
L410
RECHARGEABLE
BATTERY
NH-14WM
1PC. 1.2V
VIN
J401
(EXT BATT)
IC401 (3/3)
POWER CONTROL
RV401
VCPU
Q405
SWITCH
Q404
SWITCH
J402
(CHARGING STAND)
CHARGE
D403
IC403 (2/2)
SWITCH
Q403
SWITCH
IC701
IC702 AVD
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
9
9
2
8
9
4
2
9
8
0
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299