10
SYSTEM OPERATION
11
a
d
c
e
e
g
f
b
O
O
To make a call the visitor should press the push button corresponding to the
apartment he wishes to contact. An acoustic tone will be heard confirming the
call as the push button is pressed. At this moment the call will be received at the
telephone in the dwelling.
If the call has been made from a general entrance door panel, the
corresponding internal door panel will be automatically disconnected, and its
light push button will change to red color: if a visitor tries to call from this internal
door panel an acoustic tone will be heard confirming the system is busy.
If the call has been made from a internal door panel, the push buttons of the
general entrance panel corresponding to this internal building will be
disconnected: if a visitor tries to call to a telephone of the busy internal panel an
acoustic tone will be heard confirming this internal panel is busy.
In case that the general entrance panel contains 3xx1 window modules, the
busy status will be also showed on the corresponding window.
If the call is not answered in 30 seconds, the system will be freed.
To establish communication pick up the telephone handset. The communication
will last for one and a half minutes or until the handset is replaced. Once the
communication has finished the system will be freed.
O
To open the door, press the door release push button during call and
communication progresses: with one press, the door release operates during 3
seconds.
TELEPHONE INSTALLATION
escription of the T-900
D
telephone.
a.
b.
c.
d.
e.
f.
g.
Telephone handset.
Speaker grille.
Microphone hole.
Subjection hole.
Telephone cord connectors.
Door release push button.
Hook switch.
To open the telephone insert
a plain screwdriver into the slots and
rotate it as shown.
Avoid to place the telephone near to heating sources,
in dusty locations or smoky environments.
The telephone can be fixed using an electrical embedding
box or directly on the wall, as shown on the picture.
If the telephone will be installed directly over the wall,
drill two holes of Ø6mm. on the specified positions,
using 6mm. wallplugs and Ø3,5 x 25mm. screws.
Pass the installation wires through
the corresponding hole and
connect them as shown on the
installation diagrams.
Close the telephone as shown on the picture.
Once the telephone is closed, connect the handset
using the telephone cord and put it on the craddle.
POWER SUPPLY INSTALLATION
nstalling the TF-104 transformer.
I
To install the transformer directly on the wall,
insert the fixing flanges.
Drill two holes of
Ø6mm. and
insert the wallplugs.
Fix the transformer with the specified
screws.
The transformer can be installed on a DIN guide (3 units) simply pressing it.
To disassemble the transformer from the DIN guide, use a plain screwdriver to lever
the flange as shown on the picture.
The transformer must be installed in a dry and
protected place. It's recommended to protect
the transformer by using a thermo-magnetic
circuit breaker.
DIN 46277
f
DIN-7971
3,5 x 25
3,5 x 25
DIN-7971
f
