LG KE820 - Call history; All calls; Missed calls; Dialled calls

3. TECHNICAL BRIEF
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Pin6
Pin6
Pin7
Pin7
Pin6
Pin6
Pin7
Pin7
Pin7
Pin6
VBAT
22R238
10K
R233
100p
C456
R235 22
10K
R224
NA
C459
NA
C458
C246
0.1u
1.5KR234
VBAT
R231
10K
IN3_4
NC1
1
5
NC2
NC3
9
13
NC4
15
NO1
3
NO2
NO3
7
11
NO4
V+
14
U209
DG2018DN
17
BGND
COM1
16
COM2
4
8
COM3
COM4
12
GND
6
IN1_2
2
10
R451
0
R228
10K
2V72_IO
B
C
E
Q202
RN1307
JACK_DETECT
MULTI_PORT_1
MULTI_PORT_0
TXD_0
USB_PU
VBUS_USB
RXD_0
USB_DM
USB_DP
REMOTE_ADC
REMOTE_INT
Figure 25 Multi port switch1- USART/ REMOTE KEY/ USB
C169
10uC108
100p
27pC113
L102 100nH
0R185
R156 47
10uC109
9
COM2
GND
6
IN1
4
IN2
8
5
NC1
NC2
7
NO1
2
NO2
10
VCC
1
NLAS5223BMNR2GU106
3
COM1
2V85_IO2
100nHL101
27pC103
ZD2
C149
0.1u
ZD1
R168
10K
47R157
2V72_IO
JACK_DETECT
MULTI_PORT_2
HS_OUT_R
RTS_0
CTS_0
MULTI_PORT_3
HS_OUT_L
Figure 26 Multi port switch2- USART/ Headset stereo