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Frequently asked questions 25
Caller cannot hear me at all!
Microphone may be muted: During a call,
press
m
UNMUTE
.
There’s no dialling tone!
• No power: Check the connections.
• Batteries are empty: Charge the
batteries.
• Move closer to the base station.
• Wrong line cable used: Use the line
cable provided.
• Line adaptor is required: Connect the
line adaptor to the line cord.
Caller cannot hear me clearly!
• Move closer to the base station.
• Move the base station at least one
metre away from any electronic
appliances.
Frequent noise interference on my
radio or television!
• Move the base station as far away as
possible from the electrical appliances.
Product behaviour
Keypad does not work!
• Unlock your keypad: Long press
*
in idle mode.
The handset warms up when
making a long call!
• This is a normal behavior. The handset
consumes energy while calling.
The handset cannot be registered to
the base station!
• Maximum number of handsets has
been reached. To register a new
handset, unregister an existing
handset.
• Remove and replace the handset
batteries.
• Try again by disconnecting and
connecting the base station power
supply and follow the procedure to
register a handset.
• Make sure that you have entered the
correct PIN code. If you have not
changed it, by default it is 0000.
Caller’s number is not displayed!
• Service is not activated: Check your
subscription with your network
operator.
Poor audio quality and the antenna
icon is blinking!
• The indoor and outdoor range of the
phone is up to 50 metres and 300
metres respectively. When the
handset moves beyond the operation
range, the antenna icon will blink.
My handset keeps going into idle
mode!
• If there are no key presses for 30
seconds, the handset will automatically
return to idle mode. It will also return
to idle mode automatically when you
place the handset back on the base
station.
Phonebook entry cannot be stored
and
MEMORY FULL
is displayed!
• Delete an entry to free memory
before saving your contact again.
SE7450_IFU_US_English.book Page 25 Monday, May 14, 2007 6:33 PM