Bellcome SET VIDEOTÜRSPRECHANLAGE advanced Benutzerhandbuch Seite 30

The system does not
function
1
(Supply control unit
without accumulator)
The system does not
Function (Supply
2
control unit without
accumulator)
There is no image on
the display, the
3
system functions only
on 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
6
Terminals.
All the other
functions of the
system are active
Control unit:
S1:
S2:
PROG:
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
is functioning, it does
not take the call
command.
Outdoor panel:
Emits an error signal
Control unit:
S1: green
S2: green
PROG:
Lack of
tension from
the 230V AC
network
Short circuit in
the system
between +14V
and GND
Short circuit in the
system between
+Uv and GNV .
No CD connection
at the terminals of
the Terminal, or CD
wire interrupted
before reaching the
terminals of the
Terminal.
Short circuit
between the CD
and GND , +14V
connections.
- Lack of tension
between the +Uv and
GNV terminals of the
Terminals
- Lack of Vout
connection at the
terminals of the
Outdoor panel or at the
Vin or Vout terminals
of the Supply control
unit.
Check the 10A fuses
from the electrical
panel and the 1,6A
Fuse 1 from the Supply
control unit input.
Check the continuity of
the supply cables.
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 audio
connection box to the
Terminal.
Remedy the short circuit.
(by case)
- Check the +Uv
connection between
the Supply control unit
– Video connection
boxes – Terminals.
- Locate and remedy the
defect.
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