Transflash Trouble Shooting - LG KE520 Service Manual

4. TROUBLE SHOOTING

4.18 Transflash Trouble Shooting

z Transflsh Operation scheme is shown below.
TF_DAT2
VRMMC
TF_DAT3
TF_CMD
1u
C212
TF_DAT2
TF_DAT3
TF_CMD
TF_CLK
TF_DAT0
TF_DAT1
LGE Internal Use Only
CN201
1 14
VBACKUP
2 13
3 12
TF_DAT1
4 11
TF_DAT0
5 10
6 9
7 8
C215
22p
- 106 -
TF_CLK
VRMMC
S1 500873-0802
GND
DAT2_RSV
CD_DAT3_CS
CMD_DI
VDD
CLK_SCLK
VSS
DAT0_DO
DAT1_RSV
GND
S1
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Only for training and service purposes
CN201
C215
C212