Software Update; Warning Signs - SoftBank 842P User Manual

Warning Signs

Problem
Handset is out-of-range.
appears
Move to a location where signal is strong.
Side-keys Guard is ON (
appears To activate Side Keys while handset is closed, set
Side-keys Guard to OFF .
Keyguard is active (
appears Cancel it to use keys. It is possible to answer
calls even if Keyguard is active.
Privacy Key Lock is active (
appears Cancel it to use handset. It is possible to answer
calls even if Privacy Key Lock is active.
Low battery Battery is low.
Z
message appears Charge (
and battery alarm
tone sounds
Causes and Remedies
Z
P.12-9).
Z
P.12-4).
Z
P.12-4).
Z
P.1-13) or replace battery ( P.1-12).

Software Update

Check for 842P software updates and download as required.
Choose to begin update or schedule update.
Transmission fees do not apply to updates and checking for updates.
Update may take approximately 30 minutes.
Fully charge battery beforehand. Even if
may appear. In this case, charge battery until Charging Indicator goes out.
Select a place where signal is strong and stable.
Other functions are unavailable during update.
It is recommended that you create a backup copy of any important data
(note that some downloaded files cannot be copied).
Although Software Update does not affect saved entries and contents,
data saved in handset may be lost depending on handset conditions (e.g.
failure). SoftBank is not liable for damages resulting from loss of data.
Never remove battery/USIM Card nor turn off power during update.
Update will fail.
Failure of Software Update may disable handset. Contact SoftBank
Mobile Customer Center, Customer Assistance (
appears, low battery message
Z
P.18-33).
18
18-11