Speaker Trouble - LG KE800 Service Manual

4. Trouble Shooting

4.8 Speaker Trouble

SPK_N
SPK_P
VA204
EVL5M02200
Check speaker contact
CN202
1
2
AMP_IN_R SCL
SDA
VA205
FM_BBP_SEL
EVL5M02200
Check Audio amp,
In output signal
VBAT
2V85_IO2
C233
0.1u
11
SCL
10
SDA
U209
13
ID_ENB
LM4946SQX
2
VOC
7
I2CSPI_VDD
14
I2CSPI_SEL
- 40 -
C230
C231 C232
4.7u
0.1u 1u
C235 1u
23
MONO_IN+ BBP_SND_L
C236 1u
22
MONO_IN- BBP_SND_R
15
C237 C238
MONO+ SPK_P
47p 47p
17
MONO- SPK_N
C239 0.068u
19
RHP3D1
R220 4.7K
24
RHP3D2
8 C244 220n
RIN AMP_IN_R
5
ROUT
HS_OUT_R
HS_OUT_L