Uniden D1780 User Manual page 18

A handset can't make or
receive calls.
A handset can make calls,
but it won't ring.
A handset is not working.
The phone keeps ringing
when I answer on an
extension.
Caller ID problems
No handsets display
Caller ID information.
Caller ID displays briefly
and then clears.
Multi-handset problems
I can't transfer calls.
Two handsets can't talk to a caller. x See if any handset is in Privacy Mode.
A handset says Unavailable.
I can't register a new handset.
Answering system problems Possible solutions
The answering system does
not work.
The system won't record
messages.
A handset can't access the
answering system.
My outgoing message is gone.
I can't hear the base speaker.
Messages are incomplete.
18 -English
x Move the handset closer to the base.
x Make sure the ringer is turned on.
x Make sure Silent Mode is turned off (see p. 10).
x Charge the battery for 15-20 hours.
x Check the battery connection.
x You may have to change the line mode.
Contact Customer Service for instructions.
Possible solutions
x Let calls ring twice before answering.
x Make sure your Caller ID service is active.
x You may have to change the line mode.
Contact Customer Service for instructions.
Possible solutions
x Reset the handset (see p. 18).
x Move the handset closer to the base.
x See if any handset is in Privacy Mode.
x Reset the handset (see p. 18).
x See if you have 12 registered handsets.
x Make sure the answering system is on.
x Make sure the base is plugged in.
x See if Record Time
x Delete messages (memory may be full).
x See if another handset is using the system.
x Make sure the phone is in standby.
x If there was a power failure, re-record
your personal outgoing message.
x Make sure call screening is turned on.
x Change the base speaker volume.
x Increase the Record
x Delete messages (memory may be full).
is set to Announce Only.
Time.