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70 Strata DK Digital Telephone 5/99
Features
Two (Tandem) CO Line Connection
CO Buttons
This feature allows a station user to connect two CO lines, then drop out of the conversation.
On some systems, both CO
/LQH buttons (or 3RRO HG /L QH*US buttons) must appear on your
telephone to allow Tandem connections to be established from your telephone.
➤ To connect two outside lines (using a /LQH button)
See Table 12 on page
109—CO Line
Access Codes or ask
your System
Administrator.
3. After the party
answers, press
&QI
7UQ
.
The [DN] LED flashes (in-use rate) and all parties are
conferenced.
If you receive a busy tone/no answer, press [DN] to return to
the original connection.
4. Press
&QI7UQ and
hang-up.
You hear dial tone before you hang-up
The [DN] LED flashes (exclusive-
hold rate) and the two lines are
connected.
N1 and N2 identify the
connected CO lines.
The LED turns OFF when the parties hang-up.
If the public telephone company provides auto disconnect, the
connection may release automatically when the parties hang
up. If not, the lines must be supervised to be disconnected (see
“Supervision” on Page 72).
1. Press CO
/LQH
...or
3RROHG/LQH
*US
and dial a
telephone number.
You hear dial tone.
2. After the party
answers, press
&QI
7UQ
.
You hear dial tone. The CO Line LED flashes (conference
rate). The new Line LED flashes (in-use rate).
TRK-TRK N1 N2
JAN 10 THU 11: 57