LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
- 71 -
4.11 Earphone Trouble
TEST POINT
CN302
TP2
U308
TP4
TP3
TP1
C336
100p
1.5K
R316
2V5_VMIC
20
R325
2.2K
R322
C371
0.1u
10u
C329
27p
C328
27p
C327
0.1u
C372
ACC_DET
HS_MIC
AUXIN
AUXIP
11 : R/ON
6 : USB D+
7 : USB D-
4 : EAR_L
14 : DSR
8 : JACK_D
12,13 : CHG
5 : EAR_R
2 : AUDIO
9,10 : BATT
16,17 : UART
15 : VUSB
100K
R312
100nH
L301
L300
100nH
4.7u
C330
2V8_VEXT
6
7
8
9
12
13
14
15
16
17
18
19
2
20
21
22
3
4
5
HSEJ-18S04-25R
CN302
1
10
11
C349
47p
C315
1u
1u
C334
VBAT
R310
20
100K
R314
47
R318
18p
C332
C360
100p
USB_VBUS
VCH
100K
R315
C350
47p
18p
C333
HS_OUT_L
HS_OUT_R
JACK_DETECT
IO_P7
IO_P6
RPWRON
USC2
HS_MIC
USC1
DSR
2V8_VEXT
C351
1u
C318
100u
5
7
NC2
2
NO1
10
NO2
1
VCC
NLAS5223BMNR2G
U308
COM1
3
COM2
9
GND
6
4
IN1
8
IN2
NC1
C319
100u
AUXOP_L
HS_OUT_EN
HS_OUT_EN
HS_OUT_R
HS_OUT_L
AUXOP_R
Figure 4.11
CIRCUIT
TP4
TP4
TP1
TP2
Содержание KP210
Страница 1: ...Date February 2008 Issue 1 0 Service Manual Model KP210 KP215 Service Manual KP210 KP215 ...
Страница 101: ...LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 102 ...
Страница 107: ... 108 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 121: ...LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 122 ...
Страница 138: ...Note ...
Страница 139: ...Note ...