![background image](http://html1.mh-extra.com/html/softbank/830sc/830sc_user-manual_1312160238.webp)
13-3
Appendix
13
■
Unable to charge battery
"
Is AC Charger Connector securely
inserted into the conversion cable?
#
Insert AC Charger Connector securely.
"
Is the conversion cable securely
inserted into handset?
#
Insert AC Charger Connector securely.
"
Is AC Charger plug securely inserted?
#
Insert AC Charger plug securely.
"
Is battery installed in handset?
#
Install battery correctly.
"
Are handset terminals and AC Charger
clean?
#
Clean contacts with a dry cotton swab.
"
Was battery charged in ambient
temperature below 5 °C or above
40 °C?
#
Charge battery in ambient temperature
between 5 °C and 40 °C.
"
Battery may need to be replaced.
#
Install a new battery.
"
Does battery always lose its charge
quickly after being charged?
#
Battery life has expired. Replace with a
new battery.
"
Does handset or battery become very
warm during charging?
#
If the temperature rises too much,
charging may stop. After handset and
battery are cool, retry charging.
■
Devices become hot
"
During charging, AC Charger may
heat up.
"
Handset may heat up during charging/
long calls.
#
If handset is safe to touch, heat level
is normal. If it is too hot to touch,
immediately stop charging and contact
Customer Service (
■
Battery drains quickly
"
Battery may drain quickly depending
on the operating environment
(Ambient temperature, charging
conditions, or Signal Strength),
operations, and settings.
#
Use handset in an appropriate
environment and reduce operations
requiring high power (
■
Display flickers
"
Is handset used near a fluorescent
light?
#
Use handset as far away from a
fluorescent light as possible.
■
Display is dim or unlit
"
This may be due to the characteristics
of Display and not a problem. The time
until Display is dimmed or unlit can be
changed by adjusting the Backlight
time (
■
Unable to play music via speaker
"
Is
Manner mode
set?
#
Cancel
Manner mode
.
"
Is the stereo earphone or earphone
microphone connected?
#
Disconnect the connector for the
stereo earphone or earphone
microphone from handset.
■
Too many applications are already running
.
appears
"
Too many functions are active.
#
Close some.