Bell View Video Entry System
21
Video Problems
Video picture impaired or
unsynchronised.
! Some phone terminating slide switches have not
been set correctly. Refer to page 12.
! Poor coaxial cable connection or screen not
connected.
! Phone too close to a magnetic field, e.g.
transformer.
! Coaxial cable running too close to mains cable.
! Coaxial cable is not of 75S type.
Entrance cannot be seen at night. ! Power not connected to Camera IR night
illumination. Connect '1' to '+' on Camera.
Picture does not appear when the
phone is buzzed.
If the screen lights up:-
! The necessary phone termination slide switch(s)
has not been set to ‘HI’. Refer to page 12.
! Fault on Video coaxial cable. Check 'M' and 'S'
connections.
! No / low supply to Camera. Check 10V-15V across
Camera '+' and '-'.
! Coaxial cable is not of 75S type.
If the screen does not light up:-
! Check ‘Auto - Display’ DIP switch setting is ON.
Refer to page 14.
! No / low supply to '+' and '-' video supply on
phone. Check 10V-15V present.
