Aiphone LEF Series Installation & Operation Manual page 9

OPERATIONS on LEF
★ LEF is a single talkpath system. While the Occupied LED is lit, do not attempt to select
a station or initiate an All Call.
★ If called by a master and sub at the same time, reply to the master's call handsfree first.
When the Occupied LED goes off, select the sub station that called.
LEF-3
Mic.
In-use LED
(occupied)
Priv. button
& LED
Talk (listen)
button
OFF switch (w/ON LED)
LEF-5, 10,10S
Speaker
Call-in LED
1~10
Station-Select
button 1-10
In-use LED
(occupied)
Voice volume
control
All Call transmit button & LED Door strike
(LEF-10S only)
■ Calling a master or sub:
1. Depress a station selector button 1-10.
2. Press the TALK button to speak, and release to listen to the reply.
3. If you wish to ring a tone as an attention-getter, press the PRIV (privacy) and TALK buttons together, then hold the TALK
button down while speaking.
4. To conclude, depress OFF button.
■ Receiving a call from a sub station:
1. Sub station calls in with tone and LED, which stays lit for 20 seconds.
2. Depress the lit station selector button.
3. Press the TALK button to speak, and release to listen.
4. Depress OFF button when finished.
■ Receiving a call from another master:
1. When a master calls to another master, no station LEDs light up, and the responding master answers back handsfree.
2. The Occupied lamp will be on while the initiating master has a station selected.
3. Do not press any buttons on the master when responding to another master's call. If the privacy feature is engaged,
press TALK button momentarily to release before responding.
■ Door answering (from a master station only):
1. LE-D/DA audio door station calls in with tone & LED, which stays lit for 20 seconds.
When PanTilt MY door station calls in, MYH-CU monitor turns on, and will stay on for approx. 45 seconds.
2. Depress the lit selector button, then press TALK to speak, release to listen.
■ Door strike w/"LOCK'^:
LEF-5, LEF-10, and LEF-10S provide selective door release to multiple doors (RY-PA for each). When communication is
established to a door station, press the "KEY" button to release the door.
■ All Call with "ALL CALL" button:
On LEF-10S station only, ALL CALL feature allows an announcement to be made to all the stations in the system. The BG-
10C is required to make this feature operable.
1. Press ALL CALL button.
2. Press TALK to make an announcement,
3. Press ALL CALL button again to release.
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