Chapter 4. Key Telephone Features
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FF3 (Extensions): Extension Lockout Code
A locked extension can be used for Intercom Calls.
Station Lockout key codes can only be set from an attendant phone or a
You cannot confirm Speed Dialing or set Speed Dialing while Station
Lockout is activated.
If you enter an incorrect key code and then try to dial, the phone will issue
a busy tone.
followed by steady dial tone.
Trunk-to-trunk transfer allows an extension to tmnsfer one outside party to
another outside party.
Before completing the transfer, the extension can hold a three-way conference
with the two outside parties.
1. Press the
key during an outside call.
Your current call is put on hold.
"Hold #XX" (where "XX' is the line number) appears on the display.
2. Press an unlit CO key.
The phone issues outside dial tone.
"Talk #XX" (where "XX" is the selected line number) appears on the
Section 700 - Operation
is pressed, stutter dial tone is heard