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LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
- 112 -
R421
R420
R418
C428
Speaker
Analog Switch
Audio Amp
SPK_AMP_EN
R419
C427
SELECT_SPK&RCV
O
REV_B
39
R414
EVL14K02200
VA415
39
R413
EVL14K02200
VA416
C415
0.01u
NLAS5223BMNR2G
U401
COM1
3
COM2
9
GND
6
4
IN1
8
IN2
NC1
5
7
NC2
2
NO1
10
NO2
VCC
1
NA
R415
SPK_RCV-
RCV_EN_N
RCV-
RCV+
SPK-
SPK+
+VPWR
Audio AMP
0.1u
C427
C434
1000p
C435
NA
C433
1000p
5600p
C431
5.6K
R419
20K
R422
20K
R417
C432
1u
1K
R420
1K
R418
0.1u
C428
C430
5600p
8
7
VM
6
VP
_SD
1
U402
NCP2890DMR2
2
BYPASS
INM
4
3
INP
5
OUTA
OUTB
10u
C429
5.6K
R421
+VPWR
SPK+
SPK_AMP_EN
LINE_N
LINE_P
SPK-
VIBRATOR PAD
RCVP
RCVN
EVL14K02200
VA102
VA101
EVL14K02200
L102
56nH
L101
56nH
SPK_RCV-
SPK_AMP_EN : 2.6V
Содержание Vodafone KU380
Страница 1: ...Date December 2007 Issue 1 0 Service Manual KU380 Service Manual Model KU380 Internal Use Only ...
Страница 151: ... 152 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 157: ... 158 LGE Internal Use Only Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 188: ...Note ...
Страница 189: ...Note ...