17-155
Tr
o
ubl
e
s
h
oot
in
g
Troubleshooting
Symptom
Check Points
The handset does
not turn on.
Is the battery pack properly inserted?
(page 3-13)
Is the battery empty? If the alert
sounds and you are unable to turn on
the power, charge the battery.
(page 3-15)
Did you press
F
and hold for at least
2 seconds to turn on the handset?
(page 3-17)
The battery will
not charge.
Is the battery pack properly inserted?
(page 3-13)
Is the handset properly attached to the
battery charger? (page 3-15)
Is the AC charger terminal dirty?
(Clean the terminal with a cotton
swab.)
Did you check the battery indicator
was animating while charging the
battery?
Did a blackout occur while charging
the battery?
If you have tried all of the above and
the battery does not charge, replace
the battery. If it still does not charge,
there may be a problem with the
handset or AC charger. Contact your
service provider for maintenance.
Symptom
Check Points
Even when
charged, the
phone functions
stop working.
Is the SIM card inserted correctly?
(page 3-15)
Calls cannot be
made or received.
Is there a message “SIM Card Error”
on the display? (If the message is
displayed when turning on the
handset, the SIM card is not
supported or is damaged. Contact
your service provider.)
Has any call barring option been set?
(page 15-140)
Has the “Fixed dialing No.” been
turned on? (page 15-142)
Is the handset currently performing
data communication? (page 16-153)
Are you using a pre paid SIM card?
(Check the remaining balance.)