LG LG-P970 Service Manual

3. TECHNICAL BRIEF
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Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only

3.16 Vibrator
The ERM motor, also distinguished as ‘Q-coin Motor’ creates a certain kind of vibration controlled and defined
uniquely by LG Electronics. The followings are the certain examples of conditions that the users may feel the
vibration from the phone: Incoming Call (in Silence Mode), Google Keys Pressed, Turn-on / -off, Dialing, and Text
Messaging.
Figure 1 Vibrator Schematic
U504
9 0
1
11
54
63
72
81
EN VDP
PWM GND
MODE VDD
GAIN VDN
3
C
N
2CN 1
CN
2.2u
C517
R517
DNI
I
N
D
015
R
0
61
5R
10nC519
VIBE_EN
VIBE_PWM
3.0V_MOTOR
VIB_N
VIB_P
1%
VB101
SJMY0007118
2
1
VIB_P
VIB_N
Q-Motor
MOTER DRIVER

LG LG-P970 Specifications

General

Brand	LG
Model	LG-P970
Category	Cell Phone
Language	English