Uniden tru448 ユーザーガイド

The Caller ID does not display.

• The handset was picked up before the second ring.
• The call was placed through a switchboard.
• Call your local telephone company to verify your Caller ID service is current.
• Charge the handset.

The handset doesn’t communicate 

• Change the digital security code (See page 57).

with the base or the other handset.

• Make sure that you have registered the second handset (TXC400 only).

The second handset can’t join  

• Only one handset at a time can talk with an outside caller. To allow a different 

the conversation.

handset to talk to the caller, transfer the call to the other handset.

The answering system does not work.

• Make sure the base unit is plugged in.
• Make sure that the answering system is turned on.
• Make sure that the message record time is not set to ANN (See page 45).

Messages are incomplete.

• The incoming messages may be too long. Remind callers to leave a brief message.
• The memory may be full. Delete some or all of the saved messages.

After a power failure, the outgoing 

• Record your greeting again. The default message should remain.

message is deleted.

No sound on the base unit  

• Adjust the speaker volume on the base unit.

speaker during call monitoring  
or message playback.

Cannot access remote call-in features  • Make sure you are using the correct PIN number.
from another touch-tone phone.

• Make sure that the touch-tone phone you’re using can transmit the tone 

for at least two seconds. If it cannot, you may have to use another phone to access 
your message

If you still have a problem.

• Call our customer hotline at 1-800-297-1023.

TRU448_OM  4/9/02  12:19 PM  Page 62