Frequently Asked Questions; Technical Data - Marmitek DOORGUARD300 Guide Utilisateur

DoorGuard300 03-07-2007

7. FREQUENTLY ASKED QUESTIONS

There is no image
Check if the power cable is properly connected to the power socket.
Check the position of the button for minimum and maximum contrast, and turn the wheel on the side to
select the best image.
Check if the connectors are properly fixed
There is no sound
Check if the connectors are properly fixed
The image is hazy (clouds)
Check if there are interferences in the surrounding area. For example a high voltage cable, electric
appliances etc.
Check if the 75 Ohm switch is in the right position; 'Off' in case only one monitor is used, and only in case
multiple monitors are used, the switch of the last monitor should be on 'On'.
Do you still have questions?
Please check out www.marmitek.com for more information.

8. TECHNICAL DATA

Monitor
Resolution:
Power supply:
Screen:
Bell sound:
Power consumption:
Door open switch:
Dimensions:
Camera
Resolution:
Camera:
Lens and angle:
Min. illumination:
Night vision:
Sound:
Material:
Dimensions:
DOORGUARD300
12:05 Pagina 7
380 picture lines
230V AC DC 15V
CRT: 4"/ 10cm Flat Tube
Ding-dong (adjustable volume)
Max 10 Watt
Max DC24V/1A or AC24V/1A.
90x236x52mm
352x288 Pixels
CMOS Black&White
f3.6 - 70˚
0,1 LUX
4 Infrared LEDs
Built-in microphone en loudspeaker
Impact-resistant casing
58,5x134,5x40mm
TM 7