Aiphone MA-D - Manual (Page 5)

( OPERATIONS )
• CALLING FROM DOOR STATION
o
6
Momentarily depress CALL button^J *
* 4-stroke electronic chime sounds at MA-
lA room station, and you hear call-
acknowledged tone.
Illumination lamp comes on
automatically.
/Talk handsfree standing in front'
of the camera lens, when master
.replies.
ANSWERING AT ROOM
STATION
RELEASING DOOR LOCK • MONITORING THE DOOR
STATION
Pick up the handset and talk. Depress and hold down electric
door release button.
* While the door release button is held
down, the door release will remain open,
and a buzzing sound is heard at the door.
* When the door release button is released,
the door is locked again.
* After 4-stroke chime sounds, picture
appears. Pick up the handset and talk to
the person in the picture.
* Timer circuit shuts off the picture and
voice communication automatically ap­
proximately one minute after you pick up
the handset to answer. You can turn on
the circuit again by depressing the monitor
button.
* If you do not answer when you are called,
the picture goes off approximately 20
seconds after the chime is heard.
Note: When the door station would be exposed to direct sunlight or other strong light of
more than 20,000 lux, the beam sensor works to close the shutter and the picture
will not appear on the video monitor of room station, but calling and communication
can be made.
Momentarily depress
MONITOR button.
* Picture and sound come ON by depressing
the monitor button. You can watch and
listen to the outside without picking up
the handset.
* In the monitoring mode, the master
station cannot be heard at the door
station, and you may pick up handset for
talking to door station, if necessary.
* Master station can receive a call from the
door station while monitoring.
*When you need to stop monitoring, pick
up the handset once and hang up.
* Approximately one minute after the
monitor button is depressed, the master
station turns back to standby mode auto­
matically.
CAUTIONS )
* DO NOT OPEN THE BACK COVER OF THE MA-D UNIT, WITHOUT FIRST REMOVING PLUG OF PS-24N POWER
SUPPLY FROM AC OUTLET.
The high voltage is loaded on the camera unit.
* DO NOT CONNECT ANY TERMINAL ON MA-D UNIT TO AC POWER LINES.
* Handle the MA-D unit with utmost care. The built-in camera-tube, if dropped or struck, can be damaged.
Do not run the coaxial cable through doors or windows or between furniture. Windows, doors or furniture may pinch
coaxial cable.
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