Faults and solutions of a surveillance camera, and some cameras allow only PTZ cameras being installed, when using with a lifting of the way. But with a ceiling PTZ operation leads to increased load, so that the use of cameras will soon lead to damage to the head of the drive mechanism to monitor the installation, even burning motor. 2, the camera and its protective cover over the head, such as the total weight of the load. Shield is too heavy, and often appears not turn the head (especially not turn the vertical direction) mall surveillance installation problems, particularly for outdoor use PTZ. 3. Outdoor PTZ due to environmental temperature is too high, too low or water, antifreeze and other poor performance and failure or even damage; been to find some explanation surveillance installation, our team understand surveillance camera surveillance equipment maintenance manufacturers have more in-depth screen monitor installed, so when using the monitoring devices will be more convenient. Video surveillance systems are security technology to prevent system is an important part of the building has become, factory, residential, public places, entertainment, roads, schools and other areas most important security measures. Video surveillance is an important part of the security system, it is a comprehensive system of prevention ability. Video surveillance with its intuitive, accurate, timely and rich information content and is widely used in many occasions. In recent years, with the rapid development of computer, networking and image processing, transmission technology, video surveillance technology has made leaps and bounds. Bank surveillance installation | Source Maintenance (certified) | new secret surveillance installation provided by Zhengzhou source maintenance Electronic Technology Co., Zhengzhou source maintenance Electronic Technology Co., Ltd. (www.hnxywb.com) is a leader in Zhengzhou, integrated monitoring system, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In leading source maintenance staff warmly welcome all inquiries negotiations to create a better source of future maintenance.