Canno t
m ake
or
receiv e a
call.
Canno t send or rec eive
messa ge.
The ba ttery canno t be
charged.
C heck the sig nal s tren gth indic ato r on scre en. If th e sig nal is to o
wea k, mov e outd oor to obtai n a stro ng sig nal.
Avoid electrical interference and obstructions such as tall buildings,
br idges, i.e.
Ch eck th e Call restric tion settings .
If SOS is displa yed on scree n, you won' t use th e netw ork s ervice .
Bu t you c an dia l the e merge ncy call.
Ma ke sure yo u have subs cribed for this s ervice , othe rwise,
co ntact y our ne twork servic e prov ider.
Th e phone mem ory m ay be full. D elete some mess ages to free
me mory.
Ma ke sure the charge r conn ector has be en pro perly conne cted to
the phon e.
Ch eck th e batt ery and charger co ntact s to make s ure they are
cle an an d dry.
Ch eck th e batt ery tem perat ure. To avoid charg ing th e bat tery in
ex treme tempe rature .
If the battery or charg er is a n old o ne, its perfo rmanc e will d ecline
af ter sev eral ye ars us e. You must chang e a ne w one.
54
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