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4. Trouble Shooting
4.18 Transflash Trouble Shooting
z
T- flash Operation scheme is shown below.
z
Transflash Trouble
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
22p
C112
1uF
C113
VRIO
MM_2V8
CD_DAT3_CS
CLK_SCLK
CMD_DI
COMMON
DAT0_DO
DAT1_RSV
DAT2_RSV
DETECT
DUMMY1
DUMMY2
VDD
VSS
SCHA1B0102
S100
R101
100K
TFLASH_DETECT
TF_DAT2
TF_DAT1
TF_DAT3
TF_CLK
TF_CMD
TF_DAT0
YES
NO
Check the MM_2V8 level
MM_2V8 is 2.8V?
Insert Transflash Card
START
Main board has a problem.
Change the main-board
YES
Transflash card has a
problem. Change the
Transflash card
NO
Check signal of
TF_CLK, CMD, DAT0,DAT1 ,
DAT2,DAT3, DETECT
Refer to Power on
Trouble
YES
Change the flexible PCB
NO
Check the flexible PCB
YES
SUB Flexible PCB
Summary of Contents for KM710
Page 1: ...Date May 2008 Issue 1 0 Service Manual Model KM710c Service Manual KM710c Internal Use Only ...
Page 173: ...Note ...
Page 174: ...Note ...