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Charge Current
F1
BATTERY+
1
J1
BATTERY-
1
J2
CHARGE+
L4
1
10uH
J3
CHARGE-
L5
1
10uH
J4
Q5
R72
1K
840mVp-p
10.368MHz
+2.7V
Charge LED
Q10
Q11
115KHz
D1
L1
47uH
D
Q1
G
S
AG
TP16
D7
Q4
S1
POWER
Q9
(When ON Charge)
2.8V
1sec cycle
RXDSG
X1
PAON
PSEL
SYRI
RSSI
RXDA
TXDA
SYEN
+4V
Q7
P0
P3
P2
PANEL
PWM1
TP10
4.0V DC
2.7V DC
+4V
Q3
R57 68
N.M.
R82
TX-AF
+1.8V
1 P3_7/PD7
2 P3_1/PD1
3 P3_5/PD5
4 PD_4/PD4
5 P3_3/PD3
6 P3_2/PD2
C24
100n
1.8V
7 VDD
0V
8 VSS
9 RFCLK
1.8V
10 VDDRF
100n
C58
0V
11 VSSRF
12 Xtal1
13 CAP
C20
100n
0V
14 AVS
1.8V
15 AVD
16 RSSI
17 RDI
18 CMPREF
19 TDO
20 LE
R20
1K
R21
1K
R63
10k
R64
10k
R60
1k
to LCD Module
TP11
TP12
+1.8V
1.8V DC
+2.7V
Q2
R4
15K
RX-AF (Speaker phone)
RX-AF (Handset)
R25
330R
R26
100R
R24
470K
+2.7V
ADC3
60
AVS_sense
59
DC_Sense
58
DC_stab
57
VABT3/RINGING
56
P2_6/stop_charge
55
P1_7/CHARGE/INT7n
54
P1_6/PON/INT6n
53
DC_I
52
IC1
P2_7/DC_CTRL
51
P2_5/SDA1
50
P2_4/SCL1
49
P2_3/ADC1
48
P2_2/ADC0
47
P2_!/PWM1
46
P2_0/PWM0
45
1.8V
VDD
44
0V
VSS
43
SDA2
42
SCL2/
41
P3_0
+2.7V
(1)
(2)
(3)
(4)
(5)
(6)
(7)
Beep signal
C39
1u
SI
(8)
SCL
RESET
(9)
RESET
CS2
C21
100n
(10)
(11)
(12)
(13)
(14)
SCL
(15)
(16)
(17)
(18)
(19)
(20)
(21)
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