Aiphone VY-5EM - Manual (Page 15)

TECHNICAL PRECAUTIONS
(System In-use LED) ★ When system has more than one VY-EM entrance-call panels, see,
before use, the Occupied LED is not lit. It invalidates a call.
(Incorrect calling)
(Video monitoring)
(Call-in timer)
(Communication timer)
(Door release)
★ When a call button of another suite, is pressed during communication, it
disconnects the line present, and rings that station. On the VY-EM panel,
see the Occupied LED goes off, and the initial suite station can be called
again.
★ MY-1CD or MY-2CD residential monitors are not capable of monitoring
VY-EM. Only when called, pan-and-tilting VY camera is operable.
★ On MY-2CD system only, MY-CA camera (and MY-DS wide-angle) can be
activated for monitoring and pan/tilt scanning its entry.
★ 45 seconds for call-in from VY-EM (With 5 sec. time-out timer)
★ 2-1/2 minutes for room-to-VY-EM (MY-CA) communication.
(With 5 sec. time-out timer) To resume, press MONITOR button while
communicating. Repick up if handset is placed.
★ When key-marked button is held down, the white line may appear on the
monitor, which is a temporal occurrence.
Terminating the unused pairs in trunk cable
★ Unused pairs in the trunk cable,
must be terminated by a 120
.ohm resistor at both ends for
clearer video transmit lines.
Reconnect
(Operating temperature) ★ The VY-EM is rated to operate at temperatures between -10°C and 60°C
(14°F and 140°F). When the outside temperature lowers rapidly, the lens
may fog up slightly, causing a blurry picture at the inside monitor. The
ventilation openings will allow the moisture to evaporate, and the picture
will return to normal.
Cleaning the VY-EM equipment
★ Clean VY-EM and MY-1CD/MY-2CD with a soft and dry cloth.
When the soil is not easily cleaned, the cloth may be dampened with neutral household cleanser.
Never use any abrasive cleaner or cloth.
★ Keep direct forceful rain or water away from the front of VY-EM, is spite that the units are designed
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