Embedded DVR Features 1. Digital high-fidelity storage for analog programs enables the recording and storage of analog and audio programs that are widely distributed and personally collected in advanced digital formats. One recording and repeated playback will not result in quality. There is any decline.
2. The comprehensive input/output interface provides antenna/TV cable, AV terminal, S terminal input interface and AV terminal, S terminal output interface. It can record almost all TV programs and other player, camera output signals, and easily connect with other audio-visual equipment.
3. A variety of selectable image recording levels For the same data source, high, medium, and low image quality recording levels are provided. When the highest level is selected, the recorded image quality is close to that of the DVD.
4. Large-capacity long-term program storage, strong scalability Users can choose 500GB or more hard drives for data storage. The hard disk used is extensible and changeable.
5. The system itself has strong stability Compared with traditional video recorders, it has the feature of long-term recording without maintenance. 6. Perfect reservation recording/playing program functions The user can freely set options such as the start time and length of time for starting recording/playing programs. Through the edited combination of scheduled program listings, it is possible to systematically record a variety of intermittent television programs, including television series.
7. Powerful Network Information Home appliance center users can enjoy rich online information via a network communication interface, using a DVR tailor-made web browser and equipped with corresponding network resources.
8. Providing a convenient method for managing recorded programs The user can organize and classify the recorded programs according to the recording time, the program type, etc., and freely set the bookmarks at the favorite places.
9. Delivering free-to-play playback Because of the fast and random storage of hard drives, when viewing recorded and recording video data, you can perform trick-play and fast playback in more versatile and flexible ways than current DVD players. The image is smoother and has a higher detail resolution at slower speeds.
Embedded hard disk recorders common failure to solve 1, plug in the 220V power supply, turn on the power switch, panel "POWER" light does not shine, the chassis fan does not turn 1) the power cord is bad;
2) The switching power supply is bad.
2. After the 220V power supply is plugged in, turn on the power switch. The “POWER†light on the panel is on and green, but the chassis fan does not turn 1) The panel cable is broken;
2) The panel is bad.
3. After the 220V power supply is plugged in, turn on the power switch. The “POWER†light on the panel is on and green, but all the remaining lights on the panel light up immediately. The chassis fan does not turn on the ATX plug on the motherboard. It is not inserted in the end.
4. Symptoms: After the DVR is turned on, it is constantly restarted. Every 10 seconds or so, a “beep†is uttered. 1) The wrong program is upgraded.
2) bad compression plate;
3) The motherboard is bad.
5. After the DVR is turned on, there is no image on the monitor connected to V-OUT. 1) The video cable connected to the monitor is bad;
2) Bad interface board of DVR;
3) The hard disk recorder's motherboard is broken.
6, at startup, the hard disk can not find 1) the hard drive cable is bad;
2) The hard disk power cable is not inserted;
3) The hard disk is bad.
7. After booting, the RS-232 serial port has no output on the character terminal interface, or the RS-232 serial port output is normal, but when the keyboard is tapped, there is no response on the terminal interface 1) The RS-232 serial port cable is bad;
2) The serial port of the PC is bad;
3) The motherboard's RS-232 serial port is bad.
8. The pan/tilt head connected to the RS-485 interface of the DVR is not controlled. 1) The RS-485 interface cable connection is incorrect;
2) The type of PTZ decoder is wrong;
3) The motherboard's RS-485 interface is bad.
9. The client cannot perform video and audio network transmission. 1) One or more of the DVR IP address, port number, user name, and password entered in the "local configuration" on the client interface are incorrect.
2) The network line is not good;
3) The motherboard's network interface is broken.
Folding knife, a kind of knife, can be folded. The folding knife is mainly connected with a knife body which can be rotated into by a pivot assembly at the front end of the handle. The knife body is provided with a safety buckle relative to the side of the knife body, and an elastic strip relative to the back end of the knife body. The back end of the knife body is provided with a stop part and a stop concave part which can be butted by the elastic strip, and the safety buckle has a tilted elastic buckle part, The elastic strip is arranged in the holding chamber of the handle, one end of which is fixed, and the other end of which is connected with the stop part of the tool body, so as to provide the thrust to assist the rotation of the handle when the tool body is rotated out of the handle, In addition to the simple semi-automatic operation mode of turning out and positioning by using the elastic auxiliary push knife body, the overall thickness of the folding knife is reduced by the refined and simplified structural design, which is convenient for the collection and carrying of the folding knife and makes the operation of the folding knife easier.
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