Lenovo I360 Maintenance Manual page 23

I360 Mobile Phone Maintenance Manual
Unable to dial a
24
call
Calls cannot be
25
answered
Inaccessible
26
phonebook
SMS messages
27
cannot
received
Some features
28
can not
configured
Echoing or noise Signals may be of poor
29
Calls break down
31
32 Breakdown after
the phone
turned on. Battery
removal
required
LENOVO
Lenovo Mobile Telecommunications Co., Ltd.（OPEN DOC）
Poor connection
antenna or
connectors
Pseudo soldering of antenna
elements
The signal is too weak
Incorrect configuration
Poor connection
antenna or
connectors
Pseudo soldering of antenna
elements
The signal is too weak
Incorrect configuration
SIM card malfunction
No free space for SMS
be message s
Incorrect
configuration
Not provided by the network
be service provider
quality in some area
Battery low
Poor connection with the
antenna
Poor connection between the
battery and the
connector
Check the keys. Maybe some
is key cannot be pressed down.
is
of the Check the
antenna connectors
connection
Solder the elements again
Move the phone into an open or outdoor
area
Check the settings of the mobile phone. Is
call barring or fixed dial enabled?
of the
Check the antenna or antenna connectors
antenna
and ensure good connection
Solder the elements again
Move the phone into an open or outdoor
area
Check the settings of the mobile phone. Is
call transfer or call barring enabled?
Insert the SIM card again
Delete some stored SMS messages
software
Check the setting related with the SMS
feature
Contact the network service provider
Hang up and redial to choose a better
channel
Recharge the battery
Ensure good connection between the
antenna and the antenna connectors
Replace the battery connector J305.
battery
Remove the keypad and check it.
v0.1
antenna or antenna
and ensure good
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