Vibrator Interface - LG KF240 Service Manual

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3. TECHNICAL BRIEF

3.18 Vibrator Interface

Vibrator is driven by switch relay(SUY98005LT1G). Switch relay is controlled by VIBRATOR signal of
DBB for only ON/OFF function.
VIBRATOR
R407
VIBRATOR
1K
LGE Internal Use Only
U400
SUY98005LT1G
1
VIN
3
R408
VOUT
2
R410
GND
R409
EUSY0160401
100K
Figure 3-18 Vibrator Driver
Change the connection from GND to between pad
(2007.10.30)
C400
1u
L400
10
100nH
10
Copyright © 2008 LG Electronics. Inc. All right reserved.
- 60 -
VBAT
CN402
VIB_P
1
2
VIB_N
ENEY0003801
24-8000-002-000-829
Eliminate Vib. pads
2008.01.03
Only for training and service purposes

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