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3. TECHNICAL BRIEF
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
2 : Headset MIC
18PIN IO CONNECTOR
12,13 : CHG
11 : R/ON
3 : Jack type
9,10 : BATT
15 : VUSB
5 : RTS/HSO_R
16 : D/ TX
7 : USB-/Remote_ADC/RXD
17 : D/ RX
4 : CTS/HSO_L
14 : DSR
6 : USB+/Remote_INT/TXD
8 : JACK_D
C308
10u
C310
C305
0.1u
27p
27
R599
VCHG
47
R310
ICVFP10181E301FR
GND1
GND2
IN
OUT
24p
FL302
C304
24p
C315
100nH
R598
27
L303
VCC
8
_OE
FSUSB30UMX U302
D+
3
D-
5
GND
4
1
HSD1+
7
HSD1-
2
HSD2+
HSD2-
6
SEL
10
9
100p
C309
VBAT
R301
1M
EVSC5S04F050
FL305
P1
1
2P
2
3
P3
P4
4
5
P5
P6
6
FB305
L305
NA
24p
C317
2.2u
NA
C303
L306
VAUDIO_2V5
2.2K
R304
R303
1.5K
100nH
L301
FL306
P1
1
2P
2
3
P3
P4
4
5
P5
P6
6
VBUS_USB
EVSC5S04F050
10K
R306
EVSC5S04F050
FL307
P1
1
2P
2
3
P3
P4
4
5
P5
P6
6
VBAT
FB304
0.1u
C306
680p
R302
C321
330K
L304
100nH
C320
VIO_2V62
680p
C302
100p
150
C319
ICVFP10181E301FR
FL301
GND1
GND2
IN
OUT
1000
FB306
18
19
2
20
21
22
3
4
5
6
7
8
9
CN302
1
10
11
12
13
14
15
16
17
27p
C311
C307
24p
39p
C313
R311
47
1u
C314
R307
DNI
0.1u
FB307
C301
R309
47
R305
10K
L302
100nH
1u
C316
150
C318
2
GND
OUT
1
VCC
5
3
VIN+
VIN-
4
USB_DM
USB_DP
HSO_L
HSO_R
VIO_2V62
NCS2200SQ2T2G
U301
JACK_DETECT
REMOTE_ADC
REMOTE_INT
TV_OUT
DSR
HS_MIC_N
HS_MIC_P
HOOK_DETECT
FM_ANT
RPWRON_EN
JACK_DETECT
UART_RX
UART_TX
Figure 31 MMI 18pin connector circuit
Содержание KC550
Страница 1: ...Date May 2008 Issue 1 0 Service Manual Model KC550 Service Manual KC550 Internal Use Only ...
Страница 129: ... 130 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 155: ...LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 156 ...
Страница 182: ...Note ...
Страница 183: ...Note ...