ZTE Corporation D980 Manuale Utente
35
Trouble Shooting
Symptoms
Possible Causes
Solutions
Inadequate battery
capacity
capacity
Charge the battery
Unable to turn on
the phone
the phone
Poor contact
Reinstall the battery
Automatic
power-off
power-off
Seriously poor
battery capacity
battery capacity
Recharge the battery
Deceasing of battery
performance
performance
Replace the battery
Inadequate
standby time
standby time
Poor network signal
Turn off the phone as
the signal is poor
the signal is poor
Poor network signal
Move to other places
Unable to
connect to the
network
connect to the
network
Out of service area
Make sure your
phone is in network
service area
phone is in network
service area
Call drop
Poor network signal
Move to other places
Does not ring
upon incoming
calls
upon incoming
calls
Set to “Silent” or
minimum volume
minimum volume
Enter “My Profiles” to
set Non-silent
or check the ringing
volume
set Non-silent
or check the ringing
volume
Prompt to input
PUK
PUK
UIM card locked due
continuously entering
an incorrect PIN code
three times
continuously entering
an incorrect PIN code
three times
Contact your network
operator
operator
Unable to view
some photos
some photos
Your phone doesn’t
support the photo
format, or the size of
photo is too big
support the photo
format, or the size of
photo is too big
Change the photo
format or size
format or size