6
5. Commissioning/Use
Press the call button (6) at the external intercom – a buzz will be heard locally and the
camera will activate for 1 minute. A ring tone will be heard at the internal intercom
for two to three rings and the display will show the visitor. Once the handset is lifted
two way communication is possible via the microphone and speaker at the external
intercom. To end the conversation and turn off the camera and display replace the
handset on hook. Finally, if a door catch is fi tted, the door open button (13) should be
pressed and, the door can be opened. It is not necessary for the handset to be lifted to
use the door open faciliity. The monitor on button (11) when pressed will give a minute
of camera and display active at any time. This can be brought to an end earlier by
pressing the video off button. If necessary the audio volume and video brightness can
be adjusted using the controls 16 and 14 respectively (fi g 1).
6. Do’s and Dont’s
1. Never use the product if it shows any signs of damage.
2. In case of damage to the product unplug the mains plug from the 13A socket
to avoid any possibility of electric shock and have the damage examined by a
competent person.
3. When laying cabling ensure that no cables (particularly mains cables) are damaged.
4. The mains supply to the internal intercom should be within the range 90 – 235V AC
50/60Hz.
5. The installation should only be carried out by a competent person.
6. The internal intercom should be kept out of reach of children and unauthorised
persons.
7. Keep low voltage cabling at least 100mm away from any mains cabling.
8. Ensure that all electrical connections are made and wires are arranged according to
the instructions.
9. Do not cover the louvres on the internal intercom.
7. Troubleshooting
No Audio or Video
Check cable between internal and external
intercoms is connected correctly.
Check that there are no breaks or damage to the
interconnecting two core cable.
Check that the mains supply is plugged in and
switched on.
Door catch not working
Check cable between external intercom and door catch
for breaks or damage.
Check that terminations are correctly made at each
end of the above cable.
Check that the mains supply is plugged in and
switched on.
(if fi tted)
DCC3_DCC4_Instructs_1.3.indd 7
DCC3_DCC4_Instructs_1.3.indd 7
30/1/07 11:05:34 am
30/1/07 11:05:34 am
