ZTE Corporation WP658 Manuale Utente
18
Problem Check
Point
When switching on
the phone, it
prompts
“Emergency Only”.
the phone, it
prompts
“Emergency Only”.
Check whether valid SIM card is
inserted or not.
inserted or not.
When switching on
the phone, it
prompts “Enter
phone code”.
the phone, it
prompts “Enter
phone code”.
Enter lock code you set already to
unlock the phone.
unlock the phone.
No ring tone
prompt for a
incoming call.
prompt for a
incoming call.
Check volume setting of ring tone.
And check whether "mute" is set in Profiles
And check whether "mute" is set in Profiles
No display on
screen when
disconnect
external power
supply.
screen when
disconnect
external power
supply.
Check whether the battery has
electricity, or it is damaged; or power on
the phone again.
electricity, or it is damaged; or power on
the phone again.
Press
CALL/REDIAL
CALL/REDIAL
key, but no
number is sent.
number is sent.
Check whether you have set call
barring.
barring.
Certain call cannot
be received.
be received.
Check whether the number is restricted.
Cannot send short
messages.
messages.
Check the network condition, or
message center setting.
message center setting.
Other abnormal
phenomenon.
phenomenon.
First refer to the user manual, and then
check whether the power is connected
correctly or not. If there is no problem,
restart the phone.
check whether the power is connected
correctly or not. If there is no problem,
restart the phone.