PHILIPS VSS344001T
Service Manual

System cable
For the interconnections between the Quad monitor and camera 25m/75ft system cable is supplied. For an optimum picture and sound quality you should always use 4-wire dual twisted-pair cable when extending the connection. The max. allowed cable length is 300m/900ft). The cable and plugs are available in the hobby and professional trade. Pay attention that the connectors are fixed to the cable corresponding to the figure below.
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Interface box By means of the interface box it is possible to add or extract standard video and audio signals from the system cable (e.g. to connect third party cameras or a cash register interface). Mains power adaptor If the camera cable is more than 200m/600ft this adaptor must be used to provide the camera power supply. Colour observation monitor By means of this monitor you can expand your surveillance system with more observation posts (slave monitors). The slave monitor provides the same camera image as the system monitor. The monitor is fitted with a connector which allows you to connect a following slave monitor. Time-lapse VCR This VCR records the images from the observation system. The time lapse facility enables the VCR to extend the recording time of a tape. For example the recording time of an E-180 tape - depending on the VCR type - is extended to one day or even one month. Philips provides several types of time-lapse VCRs. Protective housing for camera For outdoor use a protective camera housing has to be used to protect the camera from rain and snow.

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If the length of the system cable is more than 200m/600ft, a mains power adaptor should be used to feed the accessory or camera (see optional accessories). The max. allowed cable length is 300m/900ft. Caution: The plugs used for the observation system have the same dimensions as standard telephone plugs. Never connect telephone equipment to the observation system.

Tips for maintenance
Ventilation Keep ventilation openings free to avoid the monitor for overheating. Do not place the monitor in the immediate vicinity of a heating source. Cleaning You can clean the monitor and the outside of the camera with a moist fluff-free cloth or shammy leather cloth. When cleaning the camera lens, a special cleaning cloth should be used. Do NOT use cleaning fluids based on alcohol, methylated spirit, ammonia, etc.. Avoid direct contact with water. Warning: The back of the monitor should only be removed by qualified maintenance personnel.

Accessories
You have the possibility to extend your observation system with one or more accessories or other peripheral equipment. These system accessories can easily be incorporated in the desired camera line. Intercom box The intercom box has a doorbell function, meaning that a buzzer sounds when someone presses the intercom�s doorbell button. When the doorbell button is pressed the monitor switches to the camera input the intercom box is designated to. The intercom box then allows you and person near the intercom box to talk to one another. Alarm/Action box By means of an Alarm/Action box you can open a door remotely or extend your observation system with separate infrared detectors, magnetic door contacts, etc. Alarm/Action box + PIR motion detector This Alarm/Action box has an added Passive InfraRed motion detector (PIR). Remark: One camera line can contain up to two intercom boxes and two Alarm/Action boxes with or without PIR.

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