Mitsubishi t300 사용자 설명서
65
T
ROUBLESHOOTING
Problem
Possible cause and solution
Phone does not turn on • If the phone is new, see Charging the
Battery on page 6. Otherwise, recharge or
replace the battery.
replace the battery.
Phone turns on but
there is no display
there is no display
• Display contrast is turned down too low.
Reset contrast (see page 49).
Short standby or talk
times
times
• Battery is wearing out. Replace the battery.
Numbers cannot be
entered into the display
entered into the display
• Keypad lock is turned on (
is displayed).
Press Unlock , then press .
Phone numbers cannot
be dialed
be dialed
• Call restrictions may be in place. See Call
Restriction on page 56.
Calls cannot be made or
received; dropped calls
received; dropped calls
• The signal strength will depend on your
location. Check the received signal
strength indicator
strength indicator
and try again after
the signal strength increases (another bar
appears).
In addition to geographic location, the sig-
nal will weaken behind walls, under
bridges, in tunnels, or other obstructions.
If problems persist, please call your service
provider.
appears).
In addition to geographic location, the sig-
nal will weaken behind walls, under
bridges, in tunnels, or other obstructions.
If problems persist, please call your service
provider.
Volume varies/mutes
briefly
briefly
• Audio volume can vary due to a weak
signal or high speed travel.