68
OPTIONAL CONNECTIONS
uxiliary devices connection.
A
REMEMBER:
With the
T-7720
and
T-7722VD
telephones, the number of total elements in every
apartment (telephones or call repeaters) can’t never surpass the two units.
With the
T-7822VD
telephone, the number of total elements in every apartment (telephones or
call repeaters) can’t never surpass the three units.
oor bell push button connection.
D
The
T-7720, T-7722VD
and
T-7822VD
telephones, incorporate
as standards the call reception from the door bell push button.
This feature spares the use of a bell, by placing a push button
between the 'HZ' telephone terminals.
The reproduced ringing tones vary depending on their
provenance. This allows the user to distinguish the origin of the
call. If during a conversation a call is made from the entrance
door, some acoustic tones will be heard as a warning that
someone else is calling.
BUS HZ HZ
T-7720, T7722VD
or T-7822VD
xternal lock release push buttons.
E
To activate the lock release by means of an external push button, place this
push button between
'CV1'
and
'CV2'
terminals of the door panel,
regardless of the kind of lock release.
It is a very useful function, you needn’t take a key when going out of the
building.
CV1
CV2
EL 520
BUS HZ
PA
S+
HZ
PB
S-
T-7722VD or T-7822VD
BUS HZ HZ
BUS HZ HZ
S-45
S+ S-
T-7720, T-7722VD
or T-7822VD
T-7720, T-7722VD
or T-7822VD
TELEPHONES PROGRAMMING
rogramming the telephones.
P
Set to ON the configuration dip switch number 2 (as shown in page
62). It is found at the rear of the sound module.
The door panel emits a sound announcing that it has come into the
programming mode.
In systems with more than one door panel, proceed equally but only on
the main door panel of each building.
67
IMPORTANT:
Installation with CD-2PLUS converter and coded panel or porter´s exchange, the call code linked to
telephones will be from 1 up to 250.
2 Slave
(only T-7822VD)
doble
click
Master
Slave
st
nd
nd
Press the door release push button, and while pressing it,
pick the handset up.
To show that the system is ready for programming, the door panel
and the handset will emit some tones. At this moment it is
possible to establish audio communication. Release the door
release push button.
Press the door panel push button that will call to
this telephone. At this moment, the door
panel and the handset will emit a sound.
To programme the telephone as the main telephone, replace the
handset.
To programme it as slave telephone, press the door release push
button and then replace the handset.
1
.
.
To program the
T-7822VD
as
Slave press the lock release push
button once. After the door panel and handset reproduce a short
tone, replace the handset If a long tone is reproduced then an
error has occurred; reconfigure the telephone
To program the
T-7822VD
as
Slave press the lock release
push
twice. After the door panel and handset
reproduce two short tones, replace the handset If a long tone
is reproduced then an error has occurred; reconfigure the
telephone
2
button
.
.
Every apartment must have one master unit only; in case of parallel units configure them as slave.
With the
T-7822VD
is possible up to 2 additional telephones in every apartment.
Make a call to check the telephone has been successfully programmed.
Proceed equally with the rest of telephones.
Once programming has been finished, set to OFF the programming switch.
If you don’t, the door panel will emit a sound to advise that the system is
still into the programming mode.
Summary of Contents for 2PLUS
Page 27: ...NOTAS NOTES 78...
