Automated message plays multiple times.

Here is the manual for your phone. You can download the manual and the instructions for setting up your answering machine are on page 43:

http://www.uniden.com/pdf/DECT1580-3om.pdf

Setting Up the Answering System
You can set up your answering system's features from the handset. Only one handset at a time can access the answering system menus.

Note: If you have multiple bases, select the base with answering system you want to access (see page 15).

Recording a Personal Greeting
Your answering system comes with a pre-recorded outgoing message or greeting that plays when you receive a call: "Hello, no one is available to take your call. Please leave a message after the tone." You can record your own personal outgoing greeting. Your recorded greeting must be between two seconds and thirty seconds long.

Press /mute. The system announces the number of new and old messages, then starts to play the messages unless it has no messages.

Press 5 to stop the announcements or message playback. You will hear intermittent beeps indicating that the system is in the command waiting mode.

Press 8 to start the recording. The system announces, "Record greeting." Begin recording after the announcement.

When you finish recording, press 8 again or press 5. You will hear a confirmation tone, and your recorded greeting plays back for you.

Selecting a Greeting

Once you have recorded a personal greeting, the phone automatically switches to your personal greeting. You can
also switch back and forth between the pre-recorded greeting and your own greeting at any time.

Press /mute. The system announces the number of new and old messages, then starts to play the messages unless it has no messages.

Press 5 to stop the announcements or message playback. You will hear intermittent beeps indicating that the system is in the command waiting mode.

Press 6. The system plays the current greeting.

Hi,
Recording a Personal Greeting
Your answering system comes with a pre-recorded outgoing message or greeting that plays when you receive a
call: "Hello, no one is available to take your call. Please leave a message after the tone." You can record your own
personal outgoing greeting. Your recorded greeting must be between two seconds and thirty seconds long.
Press /mute. The system announces the number of new and old messages, then starts to play the
messages unless it has no messages.
Press 5 to stop the announcements or message playback. You will hear intermittent beeps indicating that the
system is in the command waiting mode.
Press 8 to start the recording. The system announces, "Record greeting." Begin recording after the
announcement.
When you finish recording, press 8 again or press 5. You will hear a confirmation tone, and your recorded
greeting plays back for you.


Selecting a Greeting
Once you have recorded a personal greeting, the phone automatically switches to your personal greeting. You can
also switch back and forth between the pre-recorded greeting and your own greeting at any time.
Press /mute. The system announces the number of new and old messages, then starts to play the
messages unless it has no messages.
Press 5 to stop the announcements or message playback. You will hear intermittent beeps indicating that the
system is in the command waiting mode.
Press 6. The system plays the current greeting.


To keep this greeting: Do nothing..


To switch to the other greeting: Press 6 while the system is playing the current greeting.
Each time you press 6, the system switches between the pre-recorded and the personal greeting. The last
greeting you hear is used as the current greeting.


Deleting Your Personal Greeting
You can delete your personal greeting from the base. You cannot delete the pre-recorded greeting.
Press /mute. The system announces the number of new and old messages, then starts to play the
messages unless it has no messages.
Press 5 to stop the announcements or message playback. You will hear intermittent beeps indicating that the
system is in the command waiting mode.
Press 6. The system plays the current greeting. Switch to your personal greeting if necessary. (See the previous
section to switch the greeting.)
While the personal greeting is playing, press 4.
The system announces "Greeting has been deleted," and switches back to the pre-recorded greeting.

http://www.vtechphones.com/vtechui/support/manual_list.cfm

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Recording a Personal Greeting
Your.answering.system.comes.with.a.pre-recorded.outgoing.message.or.greeting.that.plays.when.you.receive.a.
call:.“Hello,.no.one.is.available.to.take.your.call..Please.leave.a.message.after.the.tone.”.You.can.record.your.own.
personal.outgoing.greeting..Your.recorded.greeting.must.be.between.two.seconds.and.thirty.seconds.long.
1).Press. /MUTE..The.system.announces.the.number.of.new.and.old.messages,.then.starts.to.play.the.
messages.unless.it.has.no.messages..
2).Press.5.to.stop.the.announcements.or.message.playback..You.will.hear.intermittent.beeps.indicating.that.the.
system.is.in.the.command.waiting.mode.
3).Press.8.to.start.the.recording..The.system.announces,.“Record.greeting.”.Begin.recording.after.the.
announcement..
4).When.you.finish.recording,.press.8.again.or.press.5..You.will.hear.a.confirmation.tone,.and.your.recorded.
greeting.plays.back.for.you.
Selecting a Greeting
Once.you.have.recorded.a.personal.greeting,.the.phone.automatically.switches.to.your.personal.greeting..You.can.
also.switch.back.and.forth.between.the.pre-recorded.greeting.and.your.own.greeting.at.any.time.
1).Press. /MUTE..The.system.announces.the.number.of.new.and.old.messages,.then.starts.to.play.the.
messages.unless.it.has.no.messages..
2).Press.5.to.stop.the.announcements.or.message.playback..You.will.hear.intermittent.beeps.indicating.that.the.
system.is.in.the.command.waiting.mode.
3).Press.6..The.system.plays.the.current.greeting.
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m 4).To keep this greeting:. Do.nothing.
To switch to the other greeting:.Press.6.while.the.system.is.playing.the.current.greeting.
5).Each.time.you.press.6,.the.system.switches.between.the.pre-recorded.and.the.personal.greeting..The.last.
greeting.you.hear.is.used.as.the.current.greeting.
Deleting Your Personal Greeting
You.can.delete.your.personal.greeting.from.the.base..You.cannot.delete.the.pre-recorded.greeting.
1).Press. /MUTE..The.system.announces.the.number.of.new.and.old.messages,.then.starts.to.play.the.
messages.unless.it.has.no.messages..
2).Press.5.to.stop.the.announcements.or.message.playback..You.will.hear.intermittent.beeps.indicating.that.the.
system.is.in.the.command.waiting.mode.
3).Press.6..The.system.plays.the.current.greeting..Switch.to.your.personal.greeting.if.necessary..(See.the.previous.
section.to.switch.the.greeting.)
4).While.the.personal.greeting.is.playing,.press.4.
5).The.system.announces.“Greeting.has.been.deleted,”.and.switches.back.to.the.pre-recorded.greeting.

Greeting message
When the unit answers a call, callers are
greeted by a greeting message. You can
record your own greeting message or
use a pre-recorded greeting message.
Recording your greeting
message
You can record your own greeting
message (2 minutes max.).
1 {GREETING REC}
2 Within 10 seconds, press
{GREETING REC} again.
3 After the base unit beeps, speak
clearly about 20 cm (8 inches) away
from the MIC.
4 Press {?} (STOP) to stop recording.
Using a pre-recorded greeting
message
If you erase or do not record your own
greeting message, the unit plays a prerecorded
greeting message for callers
and asks them to leave messages. If the
message recording time (page 39) is set
to “Greeting only”, caller messages
are not recorded and the unit plays a
different pre-recorded greeting message
asking callers to call again.
Playing back the greeting
message
Press {GREETING CHECK}.
Erasing your greeting
message
If you erase your own greeting message,
the unit plays a pre-recorded greeting
message for callers.
Press {GREETING CHECK}, and then
press {ERASE} while your greeting
message is playing.
Listening to messages
using the base unit
When new messages have been
recorded, the message indicator on the
base unit flashes.
Press {6}.
L If new messages have been recorded,
the base unit plays back new
messages.
L If there are no new messages, the
base unit plays back all messages.
Operating the answering
system
Key Operation
{^} or {V} Adjust the speaker
volume
{7} Repeat message
(during playback)*1
{8} Skip message
(during playback)
{?}
(STOP)
Pause message
– To resume playback,
press {6}.
– To stop playback
completely, press
{?} (STOP) again.
{ERASE} Erase currently playing
message
*1 If pressed within the first 5 seconds of
a message, the previous message is
played.

check if this works and tell me if any issues

Recording a Personal Greeting
Your answering system comes with a pre-recorded outgoing message or greeting that plays when you receive a
call: “Hello, no one is available to take your call. Please leave a message after the tone.” You can record your own
personal outgoing greeting. Your recorded greeting must be between two seconds and thirty seconds long.
Press /mute. The system announces the number of new and old messages, then starts to play the
messages unless it has no messages.
Press 5 to stop the announcements or message playback. You will hear intermittent beeps indicating that the
system is in the command waiting mode.
Press 8 to start the recording. The system announces, “Record greeting.” Begin recording after the
announcement.
When you finish recording, press 8 again or press 5. You will hear a confirmation tone, and your recorded
greeting plays back for you.
Selecting a Greeting
Once you have recorded a personal greeting, the phone automatically switches to your personal greeting. You can
also switch back and forth between the pre-recorded greeting and your own greeting at any time.
Press /mute. The system announces the number of new and old messages, then starts to play the
messages unless it has no messages.
Press 5 to stop the announcements or message playback. You will hear intermittent beeps indicating that the
system is in the command waiting mode.
Press 6. The system plays the current greeting.
To keep this greeting: Do nothing..
To switch to the other greeting: Press 6 while the system is playing the current greeting.
Each time you press 6, the system switches between the pre-recorded and the personal greeting. The last
greeting you hear is used as the current greeting.
Deleting Your Personal Greeting
You can delete your personal greeting from the base. You cannot delete the pre-recorded greeting.
Press /mute. The system announces the number of new and old messages, then starts to play the
messages unless it has no messages.
Press 5 to stop the announcements or message playback. You will hear intermittent beeps indicating that the
system is in the command waiting mode.
Press 6. The system plays the current greeting. Switch to your personal greeting if necessary. (See the previous
section to switch the greeting.)
While the personal greeting is playing, press 4.
The system announces “Greeting has been deleted,” and switches back to the pre-recorded greeting.

Cheers!

Recording a Personal Greeting
Your answering system comes with a pre-recorded outgoing message or greeting that plays when you receive a call: “Hello, no one is available to take your call. Please leave a message after the tone.”
You can record your own personal outgoing greeting. Your recorded greeting must be between two seconds and thirty seconds long.

1. Press /mute. The system announces the number of new and old messages, then starts to play themessages unless it has no messages.
2. Press 5 to stop the announcements or message playback. You will hear intermittent beeps indicating that thesystem is in the command waiting mode.
3. Press 8 to start the recording. The system announces, “Record greeting.” Begin recording after the announcement.
4. When you finish recording, press 8 again or press 5. You will hear a confirmation tone, and your recordedgreeting plays back for you.
   

Selecting a Greeting
Once you have recorded a personal greeting, the phone automatically switches to your personal greeting. You can also switch back and forth between the pre-recorded greeting and your own greeting at any time.

1. Press the Message icon (letter)/mute. The system announces the number of new and old messages, then starts to play the messages unless it has no messages.
2. Press 5 to stop the announcements or message playback. You will hear intermittent beeps indicating that the system is in the command waiting mode.
3. Press 6. The system plays the current greeting.

I read thru the manual. There is nothing bout recovery of factory messages. If you recorded your own, try deleting it. Or unplug the base from power and try a reset. This is from the manual. At the end, I gave you a link to the manual!

Using a pre-recorded greeting
message
If you erase or do not record your own
greeting message, the unit plays a prerecorded
greeting message for callers
and asks them to leave messages. If the
message recording time (page 39) is set
to “Greeting only”, caller messages
are not recorded and the unit plays a
different pre-recorded greeting message
asking callers to call again.


http://service.us.panasonic.com/OPERMANPDF/KXTG9331.PDF

Record Your Announcement
Before using this answering system, you
should record the announcement (up to
three minutes long) that callers will hear
when the system answers a call. If you
choose not to record an announcement,
the system answers with a pre-recorded
announcement: “HELLO. PLEASE LEAVE A
MESSAGE AFTER THE TONE.”
1 Press and hold a. When the
system beeps, speak toward the
microphone normally, from about nine
inches away. While you are recording,
the Message Window blinks .
To stop recording, release a.
The system automatically plays back
your announcement.
To review your announcement, press
and release a.
To erase your announcement and
return to the pre-recorded announcement,
press Dwhile your announcement is
playing.
Callers can skip the announcement by
pressing #.

Record Your Announcement
Before using this answering system, you
should record the announcement (up to
three minutes long) that callers will hear
when the system answers a call. If you
choose not to record an announcement,
the system answers with a pre-recorded
announcement: “HELLO. PLEASE LEAVE A
MESSAGE AFTER THE TONE.”
1 Press and hold a. When the
system beeps, speak toward the
microphone normally, from about nine
inches away. While you are recording,
the Message Window blinks .
2 To stop recording, release a.
The system automatically plays back
your announcement.
To review your announcement, press
and release a.
To erase your announcement and
return to the pre-recorded announcement,
press Dwhile your announcement is
playing.
Callers can skip the announcement by
pressing #.

HAPPY TRAILS!!