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Troubleshooting
Problem Causes Solution
The handset displays “not
available”
• when attempting to add
another handset to the
base station
• when using a handset
• The procedure to add a
handset has failed
• Maximum number of handsets
(6) has been reached
• Base station is already busy
with another handset
• Try again by disconnecting and
connecting the base station
power supply and follow the
procedure to register a handset
(see page 51)
• Remove and place back the
handset batteries
• Unregister a handset so as to
register the new handset
• Wait until it is available
Noise interference on your
radio or television
Your SE735 base station or mains
power pack are too close to
electrical appliances
Move the power pack or base
station as far away as possible
Caller Line Identification (CLI)
service does not work
The service is not activated Check your subscription with your
network operator
No ring tone The ring tone is deactivated Increase the volume
A phonebook entry cannot
be stored
The phonebook is full Delete an entry to free memory
Cannot receive new SMS • SMS storage space is full
• Wrong SMS settings
• Delete old SMS
• Check your SMS settings (see
page 38)
Cannot send or receive new
SMS
• The outgoing or incoming SMS
center numbers are not set or
are wrong
• You have no subscription
• Another SMS-enabled phone is
also on your line
• There is a problem of compati-
bility between operators
• The identity is withheld
• See "SMS settings" on page 38
• Contact your provider for more
information
• Deactivate the SMS reception
mode on one of the device
• Contact your provider for more
information
• Show identity (see "Withhold
ID" on page 57)
Downloaded melodies
cannot be heard or sounds
bad
Some or all instruments are not
available on the phone
Use the MIDI converter available
on the PC software
Download speed is slow or
fails with an error message
when the phone is connected
to a USB hub.
• Download speed will reduce if
connected through a USB hub
• Compatibility problem between
the hub and the phone
Remove the connection to the
USB hub and connect the phone
directly to the USB port of your
PC.