LG KF600d Service Manual page 88

uSD Check Points
-Power is working
-Socket soldering
-Card detect is working
MMC-DETECT PIN
MMC_DETECT SIGNAL
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Only for training and service purposes
START
Check All of SIM card voltage
KF600 support
1.8V & 2.9V SIM onl y
6 pins are
so ldered w ell?
Yes
Check Pro per
SIM Card
As semble
Card insert
- 89 -
5. Trouble shooting
No Reso lder pin
Yes
Replac e Main Board
TP3
TP1
TP2
TP4
Card eject
LGE Internal Use Only