Troubleshooting - SoftBank 912SH User Manual

Troubleshooting

Problem
Handset won't turn
on
Handset won't
respond
Insert USIM Card
appears in Standby
and handset is
unresponsive
Keypad won't
respond
Cannot place call
from Phone Book
B appears in
Standby and call
won't connect
21
21-4
Possible Cause
^ Was g pressed and held long enough?
^ Battery may need to be charged or replaced.
^ Battery may not be properly installed.
^ Is Switch On/Off in PIN Entry On?
^ USIM Card may not be properly inserted.
^ The correct USIM Card may not be inserted.
^ There may be debris on IC chip/terminals.
^ Keypad Lock may be active. (I appears)
^ Password Lock may be active. (Y appears)
^ The number may be saved as Secret entry.
^ Phone Book Lock may be active.
^ Handset may be outside the service area or otherwise
beyond signal transmission range.
Solution
^ Press and hold g longer.
^ Charge battery or install a charged battery.
^ Install battery properly.
^ If On, PIN1 is required. Enter PIN1 according to
onscreen instructions. For more, see P.10-23.
^ Make sure USIM Card is properly inserted. If the
message still appears, USIM may be damaged.
^ Make sure the correct USIM Card is inserted. The
inserted USIM Card may not be valid.
^ Clean relevant parts with a dry cloth and re-insert.
^ Cancel Keypad Lock (P.1-17).
^ Cancel Password Lock (P.10-18).
^ Activate Show Secret Data (P.10-24).
^ Cancel Phone Book Lock (P.10-19).
^ Move to a place where signal is strong and retry.