Troubleshooting - SoftBank 706N User Manual

Troubleshooting

Problem
Cannot turn on the handset
Cannot operate after the handset is turned on
Please insert the USIM Card. or Unable to
recognize this USIM Card. Please use a
different USIM Card. appears after handset
is powered on or when using handset functions.
Presently reading from USIM Card.
Please wait a moment and try again.
appears
Key operation does not work
After dialing, a busy tone sounds
OUT appears and a call cannot be made
A call is interrupted or disconnected
Cannot make a call
Incoming call/mail indicator does not appear on
External Display.
External Display does not display an indicator
for incoming call or mail message
A beep sounds during a call
Point to check or solutions
Is the battery fully charged? Replace or charge the battery.
Activate PIN1 may be enabled. Follow the on-screen instruction to enter PIN1.
Is the USIM Card properly attached? If a message still appears with the card properly attached, it may be
broken.
Are you using an unsupported USIM Card? Check that it is a dedicated USIM Card.
Reading data stored on the USIM Card. Wait until handset reads data.
Is Dial Locks or Key Locks set to On? Set Dial Locks or Key Locks to Off.
Does OUT appear? Move to a location where there is good reception before dialing.
Did you dial the entire phone number starting with 0 (zero)?
You are out of service area. Move to a place where the reception is clear.
Does OUT appear or is the reception poor?
Has the battery run out?
Is Dial Locks set to On?
Is Fixed(FDN) set to On?
Is dialing restricted?
Is the entry stored as secret entry?
Is External Display's Standby setting set to On?
This may indicate the reception is becoming weak and you are switching base stations.
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