LG -E450 Service Manual page 196

[LG-E450] HW Block Diagram : Memory, MICRO-SD, USIM
Micro SD
CLK
CMD
DATA[0:3]
DET
+3V0_MICRO_SD
VDD
USIM1
CLK1
IO1
RST1
VCC1
LGE Internal Use Only
SD_CLK
MSDC1_CLK
SD_CMD
MSDC1_CMD
SD_DATA[0:3]
MSDC1_DATA[0:3]
SD_DETECT
MSDC1_INSI
VMCH
USIM1_CLK
SCLK
USIM1_DATA
SIO
USIM1_RESET_N
SRST
+3V0_VSIM_MTK
VSIM
MT6575
ED_CLK
ED_CLK_B
DDRAM_CLK_EN
ECKE
ECS0_B
ECS1_B
DDRAM_ADDRESS_[0:9]
EA[0:9]
DDRAM_DATA_[0:31]
ED[0:31]
DDRAM_DQS_[0:3]_P
EDQS[0:3]
DDRAM_DQS_[0:3]_N
nEDQS[0:3]
DDRAM_DQM[0:3]
DQM[0:3]
DAT[0:7]
RSTB
CMD
CLK
VIO18
VMC
+1V2_VLPDDR2_MTK
VM12_1
- 196 - Copyright © 2013 LG Electronics. Inc. All right reserved.
6. BLOCK DIAGRAM
4GB + 4Gb MCP
H9TP32A4GDMCPR-KDM
LPDDR2X32 4Gb
1CS
DDRAM_CLK_P
CLK_T
DDRAM_CLK_N
CLK_C
CKE0
DDRAM_CS[0]_N
CS0_n
DDRAM_CS[1]_N
NC20
CA[0:9]
DQ[0:31]
DQS[0:3]_T
DQS[0:3]_C
DM[0:3]
NAND X8 4GB
eMMC_DATA[0:7]
DAT[0:7]
eMMC_RST
RST
eMMC_CMD
CMD
eMMC_CLK
CLKM
+1V8_VIO_MTK
+3V3_eMMC_MTK
Only for training and service purposes