Micro Sd Trouble - LG -A258 Service Manual

4.16 Micro SD Trouble

4.12
TEST POINT
TP2
CIRCUIT
MICROSD_DATA1
MICROSD_DATA0
MICROSD_DET_N
MICROSD_CLK
MICROSD_CMD
MICROSD_DATA3
MICROSD_DATA2
LGE Internal Use Only
CN202
CN202
TP2
Figure 4.16.1
1V8_VDD
R244
R229
TP1
47K
100K
TP1
R241 51
VA221
Figure 4.16.2
TP1
TP1
4.12.1
VMMC
TP2
TP
R230 R232 R233 R234
47K 47K 47K 47K
C255
1u
4.12.2
- 10 - Copyright © 011 LG Electronics. Inc. All right reserved.
4. TROUBLE SHOOTING
CN202
CN202
COVER_DETECT1
DAT1
DAT0
CARD_DETECT
VSS
CLK
VDD
CMD
CD_DAT3
DAT2
GND
Only for training and service purposes