LG KP105 - Page 90

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5
RIGHT
2
1
2 10
3
LEFT
#
9,10 : BATT
FOR RADIO
8
SEL
MENU
A
KEY MATRIX
5
KEY BACKLIGHT
END
9
4
5 : EAR_R
4
0
A
6
UP
3
3
E
4 : EAR_L
D
I/O CONNECTOR
1608
2
DOWN
7 : RXD
B
*
12,13 : CHG
8 : JACK_D
6
9
2 : AUDIO
4
FOR RADIO
7
SEND
6 : TXD
D
(25V, X5R, 1608)
11 : R/ON
EAR_MIC
7
C
1
5
(1608)
FOR RADIO
1
C307
39p
SW305
10p
1800FB302
10u
C305
C308
18p
C321
56
R313
3p
C317
C320
2V0_VRTC
39p
10K
R315
0.1u
SW304
C301
FB301 1800
Q301
KTC4075E
DNI
R316
100K
R306
3
SW317
CN302
1
2
SW307
1800FB303
R305
100K
R311
C324
39p
15
C302
NA
1u
C322
SW302
R304
100K
SW306
SW308
2V8_VIO2V8_VIO
SW318
C316
18p
L301
270nH
VBAT
LD302
LEBB-S14E
R314 1K
VBAT
SW316
C314
1u
C313
56p
C318
10p
C323
1u
R308
10
R301
1.5K
2V8_VIO
LEBB-S14E
LD304
91
R309
2V8_VIO
LEBB-S14E
LD303
R302 2.2K
VCHARGE
SW303
C309 10u
FB304
NA
R303
LD306
LEBB-S14E
SW315
LD301
LEBB-S14E
FB305 1800
FB307
FB309
FB308
39p
C310
FB306
39
R312
C315
4.7u
C311
39p
R310
91
SW312
SW319 SW320
SW313
VBAT
SW301
SW309 SW311
C304 0.1u
VMIC
LD305
LEBB-S14E
21
22
3
4
5
6
7
8
9
GU041-18P-E1000
1
10
11
12
13
14
15
16
17
18
19
2
20
39p
CN301
C319
SW310
SW314
10u
KEY_IN3
KEY_OUT1
KEY_IN4
END_KEY
FM_ANT
BATT_TEMP
DSR
C303
KEY_IN0
KEY_IN1
KEY_IN2
KEY_OUT4
KEY_OUT3
KEY_OUT2
AUXOP_FML
RXD
TXD
AUXOP_FMR
RPWRON
KEY_BACKLIGHT
HS_MIC_P
HS_DET
HS_MIC_N
7. CIRCUIT DIAGRAM
LGE Internal Use Only
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Only for training and service purposes