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Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
4. TROUBLE SHOOTING
4.14 Vibrator Trouble
TEST POINT
CIRCUIT
Check Points
-Vibrator contact is right
-MOTOR_P signal working correctly
WAVE FROM
CN301
U304
TP1
C316
VBG
M16
VIBDR
U12
REFGND
M17
REGEN
G12
R16
OSC32KIN
T16
OSC32KOUT
L12
IREF
LED_A
C16
LED_B
E17
F17
LED_C
F16
HSDET
B16
BM_PRECH
M8
BM_SEL
CKEN
H12
CLK32KOUT
P16
120K
R106
0.1u
C111
MLED1
MOTOR_P
MLED2
JACK_DETECT
CLK32K
CKEN
VA300
EVLC14S02050
VA302
26
27
28
29
30
31
32
33
34
35
36
19
20
21
22
23
24
25
1u
C316
100K
R312
VA301
1000p
C314
VA303
0.1u
C315
IND_LED_B
SPK_N
IND_LED_R
EAR_P
SPK_P
MOTOR_P
EAR_N
TP1
CN301