4. TROUBLE SHOOTING
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Only for training and service purposes
LGE Internal Use Only
C235
1u
VIO_2V8
R221
1M
VMMC_3V3
C270
1u
J301
12
10
11
9
5
4
6
3
7
2
8
1
DAT2
DAT1
CD/DAT3 DAT0
CMD
VSS
VDD
CLK
GND1
POL
GND2
DET
C265
1u
VA324 VA325 VA326
VA321
VA322
VA323
MSD_D[1]
MSD_D[0]
MSD_D[3]
MSD_CMD
MSD_CLK
MSD_D[2]
MSD_DET_N
(7/3) R221 : 1Mohm
Changed (10/30)
Changed (12/29)
TP2
1u
C353
C355
1u
C356
2.2u
C35
1
2.2
u
1
2
VMMC_3V
3
VIO_1V
8
R351
1K
1u
C354
1
2
C357
2.2u
1
2
VBAT
U302
21
20
19
18
8
7
6
5
9
4
10
3
11
2
12
1
13
14
15
16
17
LED3
LED4
NC2
LDO
2
AVIN
C1
N
LDO
1
C2
N
AGND
PGND
NC1
C2
P
ENA
C1
P
PVIN
SCL
SDA
LED2
LED1
VOUT
SLUG_G
C352
33p
VBAT
VFM_2V
8
C360
2.2u
I2C_SDA2
I2C_SCL2
LCD_LED_CA1
LCD_LED_CA2
LCD_LED_CA3
LCD Charge Pump
(10V)
Changed (8/8)
Changed (10/30)
NP0 --> X7R (8/27)
Added for NC pin (8/21)
TP1