Uniden DCX300 Series User manual

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1
Welcome
Congratulations on your purchase of the Uniden DCX300
accessory handset and charging cradle. You can place this fully
featured cordless handset anywhere your home has AC power.
Note: Illustrations in this manual are used for explanation purposes.
Some illustrations may differ from the actual unit.
Accessibility
Uniden provides a customer service hotline for accessibility
questions. If you have a disability and need customer service
assistance or if you have any questions about how Uniden's
products can accommodate persons with disabilities, please call
the accessibility voice/TTY line: 1-800-874-9314.
Our customer care hours as well as accessibility information
can be found on our website, www.uniden.com, under the
"Accessibility" link. If your call is received outside of our business
hours, you can leave us a message and we will call you back.
Important!
The DCX300 accessory handset will not operate until it is
registered to a Uniden main base. This manual describes how
to set up your new handset; for more detailed instructions on
operating your new handset, please refer to the manual supplied
with your base.
Terminology Used in this Manual
Accessory
Handset
A handset that works with an expandable phone base.
Accessory handsets must be registered to a base.
Base The main part of the phone that connects to your phone
line, and lets you make and receive calls.
Charging
cradle
A cradle that charges an accessory handset. It connects to
power but not to a phone line.
Standby
The handset is not in use. No line has been activated.
(It doesn’t matter whether the handset is in the cradle.)
No dial tone is present.
Station Any registered handset or the base.
Talk A dial tone has been enabled, so you can dial and carry on
a conversation with an outside party.
Uniden®is a registered trademark of Uniden America Corporation.

2
Compatible Bases
This handset is compatible with Uniden's 1.9 GHz DECT6.0
Expandable phone system: the DECT2000 and DECT3000
series.
Please visit our website at www.uniden.com for the most up-to-
date list of compatible bases.
Installing the Accessory Handset
Checking the Package Contents
Make sure your package contains the following items. If any
items are missing or damaged, contact our Customer Service
Hotline. See the back cover page for contact information.
• Cordless Handset • Belt Clip
• Printed Material
• Charging cradle with AC Adapter (model # PS-0007: Input
120V AC, 60 Hz; Output 9V DC, 210 mA)
• Rechargeable NiMH Battery Pack (model # BT-1011)

3
Installing the Battery
Use only the Uniden BT-1011 rechargeable battery pack supplied
with your cordless telephone.
Installing the Belt Clip
Insert the tabs on the sides of the belt clip into
the holes on either side of the handset. Press
the belt clip down until it clicks into place. (Tug
on the clip to make sure it’s secure.)
To remove the belt clip, gently pull the tabs out
of the holes, then slide the belt clip off of the
handset.
Battery
pack
Battery
cover
Handset
Locate the battery
pack, battery cover
and the handset.
Push the battery pack connector
in firmly. (You should hear it click
into place.) Gently tug on the
battery wires to make sure the
connection is secure.
Place the cover over the
battery compartment and
slide it up into place.
Line up the red and black
wires on the battery pack
connector with the sticker in
the handset’s battery
compartment.
Battery
pack
Battery
cover
Handset
Locate the battery
pack, battery cover
and the handset.
Push the battery pack connector
in firmly. (You should hear it click
into place.) Gently tug on the
battery wires to make sure the
connection is secure.
Place the cover over the
battery compartment and
slide it up into place.
Line up the red and black
wires on the battery pack
connector with the sticker in
the handset’s battery
compartment.

4
Charging the Accessory Handset
The handset is powered by a rechargeable battery pack that
automatically recharges when the handset is placed in the
charging cradle.
Use only the Uniden PS-0007 AC adapter with the charging
cradle.
What if the charge LED
doesn’t light up?
Reseat the handset; make sure the
contacts on the bottom of the handset
are lined up with the contacts in the
cradle.
Check the AC adapter connection.
Make sure you are not using an outlet
that’s controlled by a wall switch.
Connect the AC adapter to a
standard 120V AC wall outlet.
Place the cord
through the molded
wiring channel.
Place the handset in the charging
cradle with the display facing forward.
Charge your handset at least 15 to 20 hours
before using your new handset for the first time.
Make sure that the
charge LED
illuminates when
the handset is
seated.
What if the charge LED
doesn’t light up?
Reseat the handset; make sure the
contacts on the bottom of the handset
are lined up with the contacts in the
cradle.
Check the AC adapter connection.
Make sure you are not using an outlet
that’s controlled by a wall switch.
Connect the AC adapter to a
standard 120V AC wall outlet.
Place the cord
through the molded
wiring channel.
Place the handset in the charging
cradle with the display facing forward.
Charge your handset at least 15 to 20 hours
before using your new handset for the first time.
Make sure that the
charge LED
illuminates when
the handset is
seated.

5
Installing the Optional Headset
Your phone may be used with an optional
headset. To use a headset, insert the
headset plug into the headset jack.
Headsets may be purchased by calling
the Uniden Parts Department. See the
back cover page for contact information.
Registering the Handset
You must register the handset to the base before you can use it.
Only one handset can be registered at a time. (If an accessory
handset has ever been registered to a base, you must reset the
handset before you can register it to a new base.)
To register to a DECT3080 base:
Place the accessory handset in the base. While the handset is
registering, HANDSET REGISTERING appears in the LCD.
When REGISTRATION COMPLETE is displayed, the handset
has been registered to the base.

6
To register to a DECT2060 or DECT2080 base:
Disconnect the base AC adapter.
Press and hold [nd hs] while you reconnect the adapter.
Keep pressing [nd hs] until the charge LED starts to blink.
On the handset, press and hold [#] until the handset beeps
and displays HANDSET REGISTERING.
When the handset nishes registering, it shows
REGISTRATION COMPLETE in the display.
To register to a DECT2085 or DECT2088 base:
With the phone in standby, press [Menu/Select] on the
base.
Press []to move the cursor to REGISTER HANDSET
and then press [Menu/Select]. HANDSET REGISTERING
appears.
On the handset, press and hold [#] until the handset beeps
and displays HANDSET REGISTERING.
When the handset nishes registering, it shows
REGISTRATION COMPLETE in the display.
1)
2)
3)
4)
1)
2)
3)
4)
What if the display shows REGISTRATION FAILED?
Repeat the process starting with step 1.
What if the display shows REGISTRATION FAILED?
Repeat the process starting with step 1.
What if the display shows REGISTRATION FAILED?
Repeat the process starting with step 1.
What if the display shows REGISTRATION FAILED?
Repeat the process starting with step 1.

7
Resetting the Handset Without the Base
If the original base this handset was registered to is not
available for some reason (for example, it is lost or somehow
incapacitated), you can still reset the handset and use it with
another base.
Press and hold []and [#] for at least ve seconds, until the
SYSTEM RESET menu appears.
Press []to move the cursor to BASE UNAVAILABLE and
then press [Select/menu].
Press []to move the cursor to the base which you want
to de-register from, and then press [Select/menu]. BASE
UNAVAILABLE appears.
Press []to move the cursor to YES, and then press
[Select/menu]. You hear a conrmation tone, and the
handset deletes its own link to the base without trying to
contact the base.
Now you are ready to register the handset to the new base.
1)
2)
3)
4)
Resetting the Handset
If you want to register the handset to a different base or replace
a handset with another one, you must rst clear the registration
information from the base and the handset.
Press and hold []and [#] for at least ve seconds, until the
SYSTEM RESET menu appears.
Select the DEREGISTER HS
submenu by pressing [Select/
menu]. WHICH HANDSET?
appears in the display.
Use []or []to select the
handset ID to be de-registered
from the list, and then press [Select/menu]. DEREGISTER
HS appears.
Press []to move the cursor to YES, and then press
[Select/menu]. You will hear a conrmation tone.
1)
2)
3)
4)

8
Using the Interface
Parts of the Handset
Headset jack cover
Belt clip hole
Speakerphone speaker and ringer
Battery compartment
new message LED
Earpiece
Display (LCD)
[Int’com/clear] key
(intercom/clear)
[ ] key (phonebook/left)
[ /flash] key (talk/flash)
[ /tone] key
[ /pause] key
(redial/pause)
[ /mute] key
(messages/mute)
[ ] key (up)
[Select/menu] key
Twelve-key dial pad
[#] key
Microphone
Charging contacts
[ ] key (caller ID/right)
[ ] key (end call)
[ ] key (down)
Headset jack cover
Belt clip hole
Speakerphone speaker and ringer
Battery compartment
new message LED
Earpiece
Display (LCD)
[Int’com/clear] key
(intercom/clear)
[ ] key (phonebook/left)
[ /flash] key (talk/flash)
[ /tone] key
[ /pause] key
(redial/pause)
[ /mute] key
(messages/mute)
[ ] key (up)
[Select/menu] key
Twelve-key dial pad
[#] key
Microphone
Charging contacts
[ ] key (caller ID/right)
[ ] key (end call)
[ ] key (down)

9
Reading the Display
Day of the week
and time
Handset ID and banner
Call duration
In standby
During a call
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The ringer off icon indicates that the ringer is
turned off.
The voice mail icon appears when you have
messages waiting at your service provider
voice mail box.
The speaker icon appears when the speaker
phone is in use.
The CID icon appears when you have new
Caller ID records.
The mute icon appears while the microphone
is muted.
The privacy icon appears when the Privacy
Mode is turned on.
The battery icon indicates the handset
battery status: full, medium, low, and empty.

10
Using the Four-way Function Key
Your handset has
a four-way function
key that allows you
to move the cursor
or pointer on the
display and access
the most commonly
used features at the
touch of a button. By
moving this key to
the left, you open the
phonebook. Move
the key to the right
to access Caller ID
information.
To use this four-way key, place your thumb over the key on the
handset and move to the four positions to get the feel of how it
moves and operates.
Using the Handset Menus
To open the menu, press the [Select/menu] key.
The option currently highlighted appears in reversed out text.
Use []on the four-way function key to highlight the next
upper option and []to highlight the next lower option.
To select the highlighted option, press [Select/menu].
To go back to the previous screen, press [left] on the four-
way function key.
To exit the menu, press [].
If you don’t press any keys for thirty seconds, the phone will
time out and exit the menu.
Entering Text from Your Handset
You can use the number keypad on your handset to enter text
by referring to the letters printed on each number key. When you
press the number key in a text entry eld, the phone displays
the rst letter printed on the number key. Press the number key
twice to display the second letter and three times to display the
third. Capital letters are displayed rst, then lower case letters,
and then the number on the key.
•
•
•
•
•
•
View the
phonebook
Four-way
Function Key
Up
View the
Caller ID
Down
View the
phonebook
Four-way
Function Key
Up
View the
Caller ID
Down

11
If two letters in a row use the same number key, enter the rst
letter, then use [right] on the four-way function key to move the
cursor to the next position to enter the second letter.
For example, to enter the word "Movies":
Press [6] once to enter M.
Use [right] on the four-way function key to move the cursor
to the right.
Press [6] six times to enter o.
Press [8] six times to enter v.
Press [4] six times to enter i.
Press [3] ve times to enter e.
Press [7] eight times to enter s.
Press [Select/menu] to end your text entry.
If you make a mistake while entering a name, use [right] or [left]
on the four-way function key to move the cursor to the incorrect
character. Press [Int’com/clear] to erase the wrong character,
and then enter the correct character. To delete all characters,
press and hold [Int’com/clear].
Note: If you would like to quickly change the case (small/capital) of the
letter entered, press [/tone].
1)
2)
3)
4)
5)
6)
7)
8)
Number of times key is pressedNumber of times key is pressed

12
Using Your Accessory Handset
Making and Receiving Calls
With the earpiece With the speaker phone
Make a
call
Pick up the handset from the
cradle.
Dial the number.
Press [/ash].
1)
2)
3)
Pick up the handset
from the cradle.
Dial the number.
Press [].
1)
2)
3)
Answer
a call
Pick up the handset.
(If AutoTalk is on, the phone
answers when you pick up the
handset from the cradle.)
Press [/ash].
(If Any Key Answer is on, you
can press any key on the dial
pad.)
1)
2)
Pick up the handset.
Press [].
1)
2)
Hang up Press []or return the handset to the cradle.
Adjusting the Volume
Ringer
Volume
Choose from four ringer volume settings (off, low, medium,
and high). With the phone in standby, press []or [].
The display shows the current volume level and the handset
sounds the ringer at that level. Use []to make the ringer
volume louder or []to make it softer or turn it completely
off.
Earpiece
Volume
Choose from six volume levels for the earpiece. While on a
call, press []to make the earpiece volume louder or
[]to make it softer.
Speaker
Volume
Choose from six volume levels for the handset speakerphone.
While on a speakerphone call, press []to make the
speaker volume louder or []to make it softer.
Notes: • If you set the ringer volume to OFF, the handset won’t ring.
The other stations will ring according to their individual settings.
• The handset earpiece and the handset speaker have separate
volume settings.

13
Using Caller ID and Call Waiting
If you subscribe to Caller ID, you can store up to thirty Caller
ID numbers in each handset. Caller ID records are stored from
newest to oldest. Once your Caller ID list is full and you receive
an incoming call, the oldest record will be automatically deleted
to make room for the new record.
To open the Caller ID list, press []. The phone will show the
latest records. From the screen, you have the following options:
Scroll through the
records
Press []to scroll through CID records.
CID records are stored chronologically from
newest to oldest. (New records have an
asterisk next to the received time.)
Store a record in the
phonebook
Find the record you want to store and
press [Select/menu].
Move the cursor to STORE INTO PB, and
press [Select/menu].
1)
2)
Dial a record Find the entry you want to dial and press
[/ash] or [].
Delete a record
Find the entry you want to delete and press
[Select/menu].
Move the cursor to DELETE ENTRY, and
press [Select/menu].
1)
2)
Delete all records
Press [Select/menu].
Move the cursor to DELETE ALL, and
press [Select/menu].
1)
2)
Exit the Caller ID list Press [],or press [](the left key on the
four-way function key) if you are on a call.
Using Call Waiting
If you subscribe to call waiting, a tone sounds if a call comes in
when you are on the phone. If you subscribe to Caller ID on call
waiting, the Caller ID information of the waiting call appears on
the display. Press [/ash] on the handset to accept the waiting
call. After a short pause, you will hear the new caller. To return to
the original caller, press [/ash] on the handset again.

14
Using the Phonebook
Your handset can store up to seventy names and numbers in
your phonebook. When all the phonebook entries are full, you
will hear a beep and MEMORY FULL appears. You cannot store
any additional names and numbers unless you delete some of
the existing ones.
Press []to enter the phonebook. Once in the phonebook, you
have the following options:
Scroll through
the entries
Press []to scroll through the phonebook
alphabetically.
Jump to
entries that
start with a
certain letter
Press the number key corresponding to the letter you
want to jump to.
Store a new
entry
Press [Select/menu].
Move the cursor to CREATE NEW, and then press
[Select/menu].
1)
2)
Copy one
entry to
another
station
Find the entry you want to copy, and press
[Select/menu].
Move the cursor to COPY, and press [Select/menu].
Move the cursor to select the station you want to
copy the entry to, and press [Select/menu].
1)
2)
3)
Copy all
entries to
another
station at
once
Press [Select/menu], and then select COPY ALL.
Move the cursor to select the station you want to
copy the entries to, and press [Select/menu].
Move the cursor to YES, and press [Select/menu].
1)
2)
3)
Dial an entry Find the entry you want to dial.
Press [/ash] or [].
1)
2)
Delete an
entry
Find the entry you want to delete, and press
[Select/menu].
Move the cursor to DELETE, and press [Select/menu].
1)
2)
Delete all
entries
Press [Select/menu].
Move the cursor to DELETE ALL, and press
[Select/menu].
1)
2)
Close the
phonebook Press [], or press []again if you are on a call.

15
Redialing a Number
To redial one of the last ve numbers dialed on this handset,
press [/pause]. This opens the redial list. Use []and
[] to nd the number you want to dial, and press [/ash] or
[]in standby, or press [Select/menu] during a call.
Muting the Ringer (One Call Only)
While the handset is ringing, press [/mute] or []to mute the
ringer for this call. The phone will ring again on the next call. (The
handset must be off the cradle to mute the ringer.)
Muting the Microphone
To mute the microphone so the caller can't hear you, press
[/mute] during a call. MUTE ON and appear in the display.
Press [/mute] again to cancel muting.
Privacy Mode
To prevent other stations from interrupting a call, press
[Select/menu] during a call. Move the cursor to CALL PRIVACY,
and then press [Select/menu]. PRIVACY MODE ON and
appear in the display. Repeat the procedure to turn off privacy
mode.
Adjusting the Audio Tone
If you aren't satised with your phone's audio quality, you can
adjust the Audio Tone of the earpiece. While on a call, press
[Select/menu]. Move the cursor to select AUDIO TONE, and
then press [Select/menu]. Move the cursor to select desired
audio tone options: HIGH TONE, NATURAL TONE, or LOW
TONE. (The default setting, Natural Tone, is recommended for
hearing aid users.) Press [Select/menu] to conrm. After two
seconds, the displayed audio tone is set, and the display returns
to normal. Audio tone adjustments only apply to the earpiece,
not the speakerphone.

16
Using Hold, Conference, Transfer and Intercom
Put a call on hold
Press [Int’com/clear]. If you leave a caller on
hold for more than ve minutes, the call will be
disconnected. To return to the party on hold, press
[/ash] or [].
Join a call already
in progress
To join a call already in progress, press [/ash] or
[]. You can hang up normally; the other station
remains connected to the call.
Transfer a call
Press [Int’com/clear]; the call is placed on hold.
Use []or []to select the station you want to
transfer the call to, and press [Select/menu]. (To
page all stations at once, select ALL.) When the
other station answers, you can talk to the station;
the outside call remains on hold. If the other
station accepts the call, you will be disconnected.
Cancel a transfer To cancel the transfer and return to the call,
press [/ash] or [].
Accept a
transferred call
To answer the transfer page and speak to the
transferring station, press [/ash] or [Int’com/
clear]. To accept the call and speak to the caller,
press [/ash] again.
Make an intercom
page
With the phone in standby, press [Int’com/clear].
Use []or []to select the station you want to
talk with, and then press [Select/menu]. (If you
select ALL, all other stations will be paged.)
Cancel a page To cancel the intercom page, press [].
Answer an
intercom page Press [/ash] or [Int’com/clear].
Note: When answering a transferred call or an intercom page, if
AutoTalk is on, the handset will automatically answer the page
when you pick up the handset from the cradle. If Any Key
Answer is on, you can also press any key on the handset’s dial
pad.

17
Accessing Your Answering System
If your base has an answering system, you can use your handset
to get your messages and change your answering system setup.
The answering system plays your new messages (that you
have not listened to yet) rst. If you have no new messages, the
system plays your old messages.
You have the following options:
Playing
new
messages
Press [ /mute]. The system announces the number of
new and old messages, then plays the rst new message
followed by the day and time it was received. Then the
system plays the new messages in the order they were
received.
Repeating
a message
Press [1]once to go to the beginning of the current
message.
Press [1]repeatedly to go back to a previous message.
Skipping a
message Press [3]to go to the beginning of the next message.
Deleting a
message
While a message is playing, press [4].
The message is permanently deleted.
Playing old
messages
After you listen to your new messages, press [/mute]
again to play your old messages.
Exiting the
message
review
Press [5]to stop the message playback.
Press []to exit the system and return to standby,
or press [2]to restart the message playback.
Screening Calls
If your base has an answering system, you can listen to callers
as they leave a message. Press [ /mute]when the system is
answering to listen to the caller without answering the phone.

18
Accessing Voicemail
If your base doesn't have an answering system and you
subscribe to a voice mail service, you can program your handset
to automatically dial the access number.
Press [Select/menu].
Move the cursor to HANDSET SETUP and press
[Select/menu].
Move the cursor to EDIT VOICE MAIL and press
[Select/menu].
Enter your access number (up to twenty digits). If you need
the phone to wait before sending the next digits, press
[/pause] to insert a two-second pause. For a longer
pause, press [/pause] multiple times. Each pause counts
as one digit.
Press [Select/menu] when you are nished.
Once you program your access number, press [/mute] to dial
your voice mail service.
Maintenance
Battery Life
With average use, your battery provides more than ten hours
of talk time and approximately seven days of standby time.
For optimum performance, be sure to return the handset to the
cradle after each call. If the handset is left off of the cradle, the
actual talk time duration will be reduced respective to the amount
of time the handset is off the cradle.
Note: Do not place the power cord where it creates a trip hazard or
where it could become chafed and create a re or electrical
hazard.
Low Battery Alert
When the battery pack is very low, the display shows LOW
BATTERY - CHARGE HANDSET and the empty battery icon. If
the phone is in standby, none of the keys will operate. If you are
on a call, complete your conversation as quickly as possible, and
return the handset to the cradle.
1)
2)
3)
4)
5)

19
Battery Replacement and Handling
With normal usage, your battery should last about one year.
If the talk time becomes short even after the battery is recharged,
please replace the battery. You can purchase a replacement
battery by calling Uniden's Parts department. See the back cover
page for contact information.
Warning:
To avoid the risk of personal injury or property damage from re or
electrical shock, use only the BT-1011 battery pack.
Caution:
This equipment contains a rechargeable Nickel-Metal-Hydride
battery.
Do not remove the batteries to charge them.
Never throw the battery in a re or disassemble or heat it.
Do not remove or damage the battery casing.
Nickel is a chemical known to state of California to cause cancer.
Do not short-circuit the battery.
Do not charge the battery used in this equipment in any charger
other than the one designed to charge this battery as specied in
the owner's manual. Using another charger may damage the
battery or cause the battery to explode.
Rechargeable batteries must be recycled or disposed of properly.
Clean the Battery Contacts
To maintain a good charge, clean
the charging contacts on the
handset once a month. Dampen
a cloth with plain water. Gently
rub the damp cloth over the
charging contacts until all visible
dirt is removed.
Dry the contacts thoroughly
before returning the handset to the cradle.
Caution:
Do not use any chemical products (alcohol, paint thinner, etc.), or
you may discolor the surface and damage the nish.
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