Appendix; Troubleshooting - Sony CMD-J7 Operating Instructions Manual

01GB01COV-AE4.book Page 58 Wednesday, July 11, 2001 12:12 PM

Appendix

Troubleshooting

Problem Possible Causes
Unable to Empty battery
switch on
Defective battery
The icon Weak signal
appears
Outside GSM coverage area Check operator coverage map.
SIM not valid
Network access not allowed Try manual network search (see page 36).
Call not Dialling error
possible
All calls barred
Another SIM inserted
Call barring set
58 GB
Possible Remedies
Charge the battery (see page 13).
Replace the battery. Note that after several years,
gradual decline is normal.
Move to an open space or nearer to a window.
Call your service provider.
Use full national area code. When abroad, use also
international access code to reach home country.
Check (Password is needed to clear).
Check for new restrictions.
Check outgoing call barring settings (see page 38).