model name1[MZ-R70] model name2[MZ------]
[3-232-169-11(2)]
masterpage:Right
filename[K:\595_sony\59501001\Cmd_j6\01GB04APE.fm]
63
Appendix
Troubleshooting
Problem
Possible Causes
Possible Remedies
Unable to
switch on
Empty battery
Charge the battery.
Defective battery
Replace the battery. Note
that after several years,
gradual decline is normal.
The
icon
appears
Weak signal
Move to an open space or
nearer to a window.
Outside GSM coverage
area
Check operator coverage
map.
SIM not valid
Call your service provider.
Network access not
allowed
Try manual network
search.
Call not
possible
Dialling error
Use full national area
code. When abroad, use
also international access
code to reach home
country.
All calls barred
Check (Password is
needed to clear).
Another SIM inserted
Check for new restrictions.
Call barring set
Check outgoing call
barring settings.
Difficult to
hear the
other party
–––
Adjust earpiece volume,
and reduce noise around
you.
01GB.book Page 63 Friday, April 27, 2001 1:08 PM