LG KP260 Service Manual

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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
3.14 LCD Back-light Illumination
LCD backlight LEDs is controlled by AD6726 via AAT2845, U404. MLED is the charge pump output to
drive LCD backlight LEDs, and MLED1 & MLED2 are current sink ports.
3.15 VIBRATOR
Figure 3.13 MAIN LCD BACKLIGHT ILLUMINATION
R416
100K
14
FBA
7
FBB
20
GND
18
4
IN1
6
IN2
8
LDOA
LDOB
3
OUT
11
PGND
5
THER_GND
21
AAT2845IML-EE-T1
U404
12
C1_M
13
C1_P
C2_M
9
10
C2_P
CBP
19
D1
2
1
D2
D3
17
16
D4
ENLDO
15
EN_SET
C427
27p
R424
62K
0.1u
1V8_CAMCORE
C420
C432
2.2u
R423
0
C428
R422
0
27p
2V8_AVDD
C429
10u
27p
C431
160K R419
VBAT
1.5KR418
1u
FB400
C433
1u
C430
1u
1V8_CAMIO
C425
C426
1u
FB401
100K
R421
120K R420
R425
120K
CAM_PWR_EN
LCD_DIM_CTRL
MLED
MLED2
MLED1
Figure 3.14 Vibrator
VIBRATOR
(1608)
10
R317
Q1_B
2
Q1_C
6
Q1_E
1
5
Q2_B
3
Q2_C
4
Q2_E
Q300
VBAT
27p
C331
100nH
L301
L302
100nH
4.7u
C339
1
2
VB300
VIBRATOR

LG KP260 Specifications

General

Brand	LG
Model	KP260
Category	Cell Phone
Language	English