Troubleshooting - SoftBank 830CA User Manual

Troubleshooting

Problem Possible Cause & Remedy
Cannot make Is Keypad Lock active?
calls using
Is Dial/sending mail specified to
Keypad.
be locked in Custom Lock mode?
Is Restrict dialing set?
A message is Did you include the area code
heard saying when dialing a phone number?
that the
number you
have reached is
not in service.
Only a busy Is Network is busy at this
tone is heard
moment Please try again later
after dialing a shown in Display?
phone number.
Is the USIM card inserted?
Is handset out of service area or in
a location with a weak signal?
Refer to Problem
P. 4-4 Cannot receive
calls.
P. 4-3
The incoming
ringtone does
not sound.
P. 2-23
-
is
displayed.
-
The other
P. 1-10
party's voice is
difficult to hear
-
during calls.
The other
party's voice is
too loud during
calls.
Possible Cause & Remedy
Is handset in Manner Mode?
Are you outside the service area or
where signals are weak?
Have incoming calls been
prohibited?
Is handset in Emission OFF Mode?
Is Ring volume set to Silent?
Are you covering the area around
the antenna with your fingers?
Are you outside the service area or
where signals are weak?
Is the earpiece properly placed
against your ear?
Is anything obstructing the
speaker if it is in handsfree mode?
Is the earpiece volume properly
adjusted?
Is the earpiece volume properly
adjusted?
Refer to
P. 1-17
-
P. 4-5
P. 4-5
P. 13-11
P. 1-2
-
-
-
P. 3-3,
P. 3-8
P. 3-3,
P. 3-8
14
14
-7