Panasonic KX-TD500 System Reference Manual page 524

Operation
Establishing a Conference-Two Appearances
Extension A is having a conversation with party B
(an extension or an outside party) on the DN or
CO button.
The following is the operation from the standpoint
of extension A.
1. Press the CONF button.
• The indicator on the CONF
button starts flashing in red 60
wink.
• The other party B is placed on
Consultation Hold. Extension A
hears dial tone 1 or 3 or 4.
2. Press another idle DN or CO
button.
• The pressed DN or CO button
lights in green.
3. Call another party C through
extension call if the pressed
button is DN or through CO call if
the pressed button is CO.
• Start conversation with the party
C on the pressed DN or CO
button.
4. Press the CONF button.
• The indicator on the CONF
button lights in red. Conference
conversation among the parties
A, B and C is established.
(Supplement)
Pressing the TRANSFER button is available
instead of pressing the CONF button in step 1.
In this case, the indicator on the CONF button is
off in step 1, then it lights in red in step 4 by
pressing the CONF button.
To change the conference member after step 3,
press the FLASH button and execute step 3
again.
Concluding a Conference -Two Appearances
1. Replace the handset or press the
SP-PHONE button.
• If both B and C are outside
• If both B and C are extension
(Supplement)
If the conference originator presses another DN
or CO button during a conference, the originator
seizes the line on the pressed button and leaves
the conference. The remaining two parties are
treated in the same way as if the originator
concluded the conference by replacing the
handset or pressing the SP-PHONE button.
Placing the two other parties on hold during a
conference
1. Press the HOLD button.
• The two parties are held.
• The indicator on the DN or CO
• You hear no tone.
Having a conversation with one party, by
dropping the other party
1. Press the DN or CO button of the
desired party.
• Conversation with the party of
• The other party is disconnected
4-G-8
parties: both parties are
disconnected.
users, or either of them is an
extension users: a conference
between B and C is
established.
button flashes in green 60 wink.
the pressed button is
established.
and the indicator light on the
button goes out.