LG G7070 - Manuel (Page 195)

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Trouble Shooting
This chapter lists some problems that you might encounter while
using your phone. Some problems require that you call your service
provider, but most of problems you encounter are easy to correct
yourself.
Message
SIM error
No connection
to the
network
Codes do
not match
Function
cannot be
set
Calls not
available
Phone
cannot be
switched on
Possible causes
There is no SIM card in the
phone or you may have
inserted it incorrectly.
Signal weak
Outside GSM network
When you want to change
a security code you have to
confirm the new code by
entering it again. The two
codes that you have
entered do not match.
Not supported by Service
Provider or registration
required
Dialling error
New SIM card inserted
Charge limit reached
On/Off key pressed too
briefly
Battery empty
Battery contacts dirty
Possible Corrective measures
Make sure that the SIM card is
correctly inserted.
Move higher to a window or
open space.
Check service provider coverage
map.
Contact your Service Provider.
Contact your Service Provider.
New network not authorized.
Check for new restrictions.
Contact Service Provider or
reset limit with PIN 2.
Press On/Off key for at least two
seconds.
Charge battery. Check charging
indicator in the display.
Clean contacts.