Aiphone AT-406 User manual

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HANDSET INTERCOM
yodels; AT-406 Set
AT-306 Additional sub
INSTALLATION & OPERATION MANUAL
SYSTEM OUTLINE & COMPONENTS
AT-406 is a Handset Intercom set, allowing two-way calling & communication.
AT-206
2
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AT-306
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AT-306 AT-306 ’
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n Package Contents
l Handset Intercom set (AT-406)
or Sub station (AT-306)
l Mounting bracket
l Packet of screws
l Installation & Operation Manual
n Components available
l AT-406 Boxed set
l AT-406P Decorative boxed set (N/A in USA)
l AT-306 Add-on sub (add’1 2 pcs max.)
l Power supply:
SKK-620 in USA or PS-GD, or 4 pcs SUM-3(AA) batteries.
l TAR-3 relay for external signalling device.
Powered by a separate 6V DC power supply.
NAMES & FEATURES
AT-206
master AT-306
sub
Battery check
LED
CALL button
Battery
compartment
n Features
2-handset communication system
suited for:
CALL button R.V. cab-to-camper, Boat deck-to-cabin,
Limo. chauffer to back seat, and
Restaurant kitchen to bar, etc.
l Up to 3 subs
l Electronic call tone, not adjustable
l Front loading batteries
l Battery or DC powered
l External signalling device
PRECAUTIONS ON INSTALLATION & WIRING
n Mounting
AT-406 set is designed for indoor use only. Do not install outdoors.
It must be used in wall-mounted applications only.
n Wiring
AT-406 can be wired with 2 non-polarized wires. When add-on sub(s)
installed, connect in loop or home run. Keep audio wires 50cm, 20”
away from any AC wiring, fluorescent lights, dimmer switches, etc.
n External signalling device
Any particular station can be signalled by bell or light, while it rings.
Install TAR-3 relay powered by its
or PS-6D).
own 6V DC power supply (SKK-620
AT-306
is
-l-
= Loading batteries
Slide down front battery cover. Place four SUM-3 (AA)
batteries into compartment. Observe polarity.
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n Battery LED indicator
"VA
0
1 . LED is brightly lit.
+ Batteries are powerful enough.
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2. Becomes dim during use.
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-+ Batteries are getting weaker.
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3. LED is no longer lit.
0
-+ Batteries are exhausted. Replace all
four batteries with new ones.
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