LG CU400 - Cell Phone User manual

Instantly talk to family, friends and co-workers
Refer to the User Manual for instructions in Spanish.
CU400
TM

Right
Soft
Key
Power/
End Key
Navigation
Key
Left
Soft
Key
Clear &
Back Key
OK Key
PUSH TO TALK GUIDE
PTT
Key
Microphone
2
The Keys to Push to Talk
Push to Talk (PTT) from
Cingular®lets you see whether
your family, friends, and
co-workers are available
to talk before you call.
You can reach them individually
or everyone at once via
a group call, all in an instant.
No other Push to Talk
service enables you to
do all this.

PTT Icon Descriptions
1. Make sure you’re holding the PTT Key down
while you talk. Release the PTT Key when you
are finished talking.
2. The microphone is located at the bottom of
the phone next to the charging port. Make
sure you aren’t covering it up with your grip.
PTT Helpful Tips PTT Key Functions
PTT Pointers:
Getting Started
Screen
Idle Screen
Contacts List
Connected
Press
Press & Hold
Press & Hold
Press & Hold
Result
PTT Contacts List
Initiates PTT Call
To Talk
PTT History
My Availability PTT Contact Availability
Available
PTT Message
Do Not Disturb
Unavailable
Available
Silent/Vibrate
Do Not Disturb
Unavailable
Invitation in Progress
Individual:
Available
Do Not Disturb
Unavailable
Silent/Vibrate
Invitation in Progress
Group:
PTT Key
3

4
Initializing Push to Talk Service
Your phone offers an exciting new
Push to Talk (PTT) service. The first step
in using the Push to Talk (PTT) service
is initializing the phone.
1. From standby mode, press the PTT Key on the
left side of the phone.
2. A screen will appear asking if you want to
initialize PTT. Press for Yes.
3. You will be asked to register a name in the PTT
system. Enter a name (up to 20 characters) and
press .
4. A screen will flash to inform you that the
process of initialization has begun. Initialization
can take several minutes. When the process
is complete, a icon will appear next to the
signal indicator on your idle screen.
PUSH TO TALK GUIDE

5
Adding a Push to Talk Contact
After initializing PTT, you must add
individuals or groups to your PTT contact
list before you can place a PTT call.
Individuals and group members must
subscribe to the Cingular PTT service.
1. Select the Push to Talk (6) menu and press .
2. Select Add Contact (2) and press .
3. Enter the name and number and press .
4. The network will check to see if the contact is
a valid PTT subscriber. When confirmed, an
invitation is sent, which the other user must
accept. You will see a icon next to the new
contact name while the invitation is in progress.

6
Adding a Push to Talk Group
Adding a PTT group is a great way to call
several people at the same time.
1. Select the Push to Talk (6) menu and press .
2. Select Add Group (3) and press .
3. Enter the name that you would like to call the
group and press the Left Soft Key for Save.
4. Choose Select in PTT Contact (1), or Add
Contact (2) to add any contacts not already in
your list.
5. Highlight each contact you want in the group
and press to select. When finished, press
the Left Soft Key for Save.
6. An invitation to join the group will be sent to
each contact. When the first contact accepts,
the group’s icon will change from (in progress)
to (group available).
PUSH TO TALK GUIDE

7
Accepting a PTT Contact Invitation
1. If you are invited to be a PTT contact, a chime
will sound and the PTT icon next to the signal
bars on the idle screen will change to the PTT
Message icon.
2. Press the PTT Key to view your invitation.
3. Press the Left Soft Key to Accept, the
Right Soft Key to Reject, or to Defer
the decision until a later time. If you choose
to defer the invitation, you can access any
pending invitations later under PTT Settings (4)
> Pending Invitations (5).

8
Making a Push to Talk Call
The Push to Talk feature allows you to talk
to friends who have the same feature on
their phones. You can reach one of your
contacts with your phone open or closed.
1. Push and quickly release the PTT Key to access
your contact list. (Or press and hold the PTT Key
from standby mode to access the PTT History.)
2. Select the contact or group you want to
call. Make sure the contact or group shows
Available or Silent/Vibrate . (To go
directly to a contact, enter the name in the
search field and the list will auto-scroll instantly
as you type.)
3. Press and hold the PTT Key to activate the call.
A tone will immediately play indicating that you
have the floor and may begin speaking.
4. Release the PTT Key when done speaking.
5. To end a PTT session, press the End Key .
(You will be automatically disconnected
if there is no activity for 30 seconds.)
PUSH TO TALK GUIDE

9
Making a “Quick Group” Call
You can set up an impromptu group call
to any set of individual contacts:
1. Push the PTT Key to access your contact list.
2. Highlight and press the Left Soft Key to mark
each contact you want in the group call.
3. When finished selecting, press and hold the
PTT Key to initiate the call.
Making a Dynamic Group Call
If you want to call certain members of a group,
but not all members:
1. Push the PTT Key to access your contact list.
2. Highlight an available group and press the Right
Soft Key for Options.
3. Select Dynamic Call (2) and press .
4. Press to select each of the group’s contacts
you want to be part of the dynamic call.
5. When finished selecting, press and hold the
PTT Key to initiate the call.

10
Converting a PTT Call to a Cellular Call
If you initiated a call, you can convert a PTT call
to a standard cellular call.
1. While in a PTT call, press the Right Soft Key for
Options.
2. Select Convert to cellular (1) and press .
You can now speak without holding down the
PTT Key.
3. The recipient(s) can now press their PTT Key and
convert to the cellular call.
Receiving a PTT Call
1. A distinct tone will signal an incoming PTT call.
The caller’s information will be displayed on the
screen and you will hear the caller’s voice.
2. If you have set your ringer to silent or vibrate
you will be presented with an accept or reject
option at the bottom of the screen prior to
hearing the caller’s voice.
PUSH TO TALK GUIDE