Bellcome advanced 1 Familie Benutzerhandbuch Seite 27

The system does not
function (Supply
2
control unit without
accumulator)
There is no image on
the display, the system
3
functions only in audio
mode
The CALL does not
4
function
The CALL does not
5
function
During call or
monitoring there is no
image on the screen
of the terminals.
6
All the other functions
of the system are
active.
During the call and/or
communication, the
image on the
terminal's screen
7
presents horizontal or
oblique lines, fixed or
mobile (moar)
Control unit:
S1: intermittent green
S2:
PROG:
Control unit:
S1: green
S2:
PROG:
Control unit:
S1: green
S2: green
PROG:
Terminal:
The keyboard is
functioning, it does
not take the call
command.
Outdoor panel:
Emits an error signal
Control unit:
S1: green
S2: green
PROG: intermittent
red
Terminal:
The keyboard
functions, it does not
take the call
command.
Outdoor panel:
Emits an error signal
Control unit:
S1: green
S2: green
PROG:
Control unit:
S1: green
S2: green
PROG:
Short circuit in the
system between
+14V and GND hubs
Short circuit in the
system between
+UV and GND hubs
No CD connection at
the hubs of the
terminal, or CD wire
interrupted before
reaching the hubs of
the terminal
Short circuit
between the CD and
GND or +14V
connections
- No tension between
the +Uv and GND hubs
of the terminals.
- Lack of Vout
connection at the
hubs of the outdoor
panel or at the Vin or
Vout hubs of the suply
control unit.
The wires connected
to the Vin / Vout and
GNV hubs are not
twisted until close to
the hubs (until approx.
1 cm from the hubs)
Identify the spot of the
short circuit.
Remedy the defect and
turn the system on.
Identify the spot of the
short circuit.
Remedy the defect and
turn the system on.
Connect the CD to the
terminal or check the
continuity of the CD
wire from the supply
control unit to the
terminal.
Remedy the short circuit.
(by case)
- Check the +Uv
connection between
the supply control unit
and terminal.
- Locate and remedy the
defect.
Locate and remedy the
defect.
27/96