SoftBank 810T User Manual page 337

Problem
Cannot make voice and video calls.
Cannot receive voice and video
calls.
Cannot send messages.
Cannot receive messages.
Calls are interrupted or
disconnected.
The handset does not respond to key
presses.
・ Did you dial the whole phone number starting from the area code?
・ Does Network busy. appear on the display?
・ Is Fixed Dialing Number (page 13-6) set?
・ Is Call Barring (page 16-6) set?
・ Is Reject Calls (page 12-12) set?
・ Is Call Diverting (page 16-2) or Voicemail (page 16-3) set to All Calls?
・ Is Call Barring (page 16-6) set?
・ Is Fixed Dialing Number (page 13-6) set?
・ Is Call Barring (page 16-6) set?
・ Is Reject Message (page 17-22) set?
・ Is Call Barring (page 16-6) set?
・ Does the " " indicator appear on the display? Are you out of the service area or in a location where a
signal cannot reach your handset? Move to a location where a signal can reach your handset.
・ Is your hand or another object covering the internal antenna part (page 1-5) of your handset?
・ Does the " " indicator or Password Lock appear on the display? The phone lock (page 13-2) is activated.
Enter your security code (page 1-20).
・ Was your handset closed and the " " indicator displayed on the external display? The hold is activated
(page 13-5). Press and hold R while your handset is closed.
Possible Causes and Remedies
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