User Manual
49
7. Troubleshooting
Problems Cause
Thephonecan’tbe
swit chedon
Thebatterypow erisused
up;Incorrectbattery
installation.
(U)SIMcard
malfunction
(U)SIMcardisdamaged;Contactyour
networkserviceprovider.
(U)SIMcardisnotproperlyinserted;
Confirm(U)SIMcardisproperly
inserted.
Thereisaforeignsubstanceonthe
metalsurfaceofthe(U)SIMcard.Usea
cleanclothtowipeoffthemetal
contactpointofthe(U)SIM
card
Poorreception
Usingthemobilephoneinanareawith
poorsignalsuchasneartallbuildingsor
inabasementwhereradiowaves
cannotbetransmitted.
Usingthemobilephonewhenthe
networkisbusy,suchasdu ringrush
hour,whenthelinesarefu llmakingit
impossibletogetthrough.