SoftBank 920SC User Manual page 317

■ Unable to charge battery
" Is AC Charger Connector securely inserted
into SBM Charger Connector Adapter?
# Insert AC Charger Connector securely.
" Is SBM Charger Connector Adapter
securely inserted?
# Insert SBM Charger Connector Adapter
securely.
" Is AC Charger plug securely inserted?
# Insert AC Charger plug securely.
" Is battery installed in 920SC?
# Install battery correctly.
" Are 920SC terminals and AC Charger
clean?
# Clean contacts with a dry cotton swab.
" Was battery charged in ambient
temperature below 5 ºC or above 40 ºC?
# Charge battery in ambient temperature
between 5 ºC and 40 ºC.
" 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
13
new battery.
13-8
" Does 920SC or battery become very warm
during charging?
# If the temperature rises too much,
charging may stop. After 920SC and
battery are cool, retry charging.
■ Devices become hot
" During charging, AC Charger may heat up.
" 920SC may heat up during charging/long
calls.
# If 920SC can be touched with your hand, it
is normal. If it is too hot to touch,
immediately stop charging and contact
Customer Service (fP.13-29).
■ Battery drains quickly
" Battery may drain quickly depending on
the operating environment (Ambient
temperature, charging conditions, or
Signal Strength), operations, and settings.
# Use 920SC in an appropriate environment
and reduce operations requiring high
power (fP.13-2).
■ Display flickers
" Is 920SC used near a fluorescent light?
# Use 920SC 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
(seconds) 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 microphone
connected?
# Disconnect the connector for the stereo
earphone microphone from 920SC.
■ Too many applications are already
running. appears
" Memory is low or full.
# Delete unnecessary S! Mail messages. If
multiple functions are active, close some.