Introduction, Maintenance and Service

Introduction

To ensure proper use of this product, please read this owner’s manual carefully and retain for future reference.

This manual provides information on the operation and maintenance of your DVD player. Should the unit require service, contact an authorized service location.

About the Symbol Display

“ ” may appear on your TV display during operation and indicates that the function explained in this owner’s manual is not available on that specific DVD video disc.

Symbol Used in this Manual

Note:

Indicates special notes and operating features.

Tip:

Indicates tips and hints for making the task easier.

A section whose title has one of the following symbols is applicable only to the disc represented by the symbol.

ALL	All discs listed below
DVD	DVD and finalized DVD±R/RW
VCD	Video CDs
ACD	Audio CDs
MP3	MP3 files
WMA	WMA files

Notes on Discs

Handling Discs

Do not touch the playback side of the disc. Hold the disc by the edges so that fingerprints do not get on the surface. Never stick paper or tape on the disc.

Storing Discs

After playing, store the disc in its case. Do not expose the disc to direct sunlight or sources of heat and never leave it in a parked car exposed to direct sunlight.

Cleaning Discs

Fingerprints and dust on the disc can cause poor picture quality and sound distortion. Before playing, clean the disc with a clean cloth. Wipe the disc from the center out.

Do not use strong solvents such as alcohol, benzine, thinner, commercially available cleaners, or anti-static spray intended for older vinyl records.

Maintenance and Service

Refer to the information in this chapter before contacting a service technician.

Handling the Unit

When shipping the unit

Please save the original shipping carton and packing materials. If you need to ship the unit, for maximum protection, re-pack the unit as it was originally packed at the factory.

Keeping the exterior surfaces clean

•Do not use volatile liquids such as insecticide spray near the unit.

•Do not leave rubber or plastic products in contact with the unit for a long period of time. since they leave marks on the surface.

Cleaning the unit

To clean the player, use a soft, dry cloth. If the surfaces are extremely dirty, use a soft cloth lightly moistened with a mild detergent solution.

Do not use strong solvents such as alcohol, benzine, or thinner, as these might damage the surface of the unit.

Maintaining the Unit

The unit is a high-tech, precision device. If the optical pick-up lens and disc drive parts are dirty or worn, the picture quality could be diminished.

Depending on the operating environment, regular inspection and maintenance are recommended after every 1,000 hours of use.

For details, please contact your nearest authorized service center.

NDV-28 specifications

The NEC NDV-28 is a high-performance digital video recorder known for its cutting-edge features and advanced technologies, designed specifically for surveillance applications. It stands out as a reliable solution for various sectors such as security, transportation, and public safety, offering exceptional video management capabilities.

One of the main features of the NDV-28 is its impressive recording capacity. Capable of operating with multiple video channels simultaneously, it supports high-definition video formats, ensuring that users can capture crystal-clear footage in real-time. The recorder's ability to handle a high data throughput is essential for environments with multiple cameras, providing a seamless monitoring experience.

The NDV-28 employs H.265 video compression technology, which significantly reduces file sizes while maintaining high video quality. This efficiency not only saves storage space but also optimizes network bandwidth usage, making it ideal for remote viewing and playback. With this compression technology, users can store extended periods of footage without compromising on quality, thereby maximizing their surveillance capabilities.

Another noteworthy characteristic is its robust connectivity options. The NDV-28 supports multiple network protocols, allowing users to integrate the recorder seamlessly with existing surveillance systems. It features various output interfaces for easy connectivity with monitors and other devices, ensuring versatility in a wide range of operational settings.

In addition to its hardware prowess, the NDV-28 is equipped with intelligent video analytics capabilities. These features enhance situational awareness by enabling automated alerts for specific events, such as motion detection and unusual activity monitoring. With these analytics, users can focus their attention on relevant incidents, reducing the need for constant manual oversight.

Moreover, the NDV-28 is designed for user-friendly operation. Its intuitive interface and comprehensive software solutions simplify video management tasks, from live viewing to playback and archiving. The system is designed for easy customization, allowing organizations to tailor settings according to their specific surveillance needs.

In conclusion, the NEC NDV-28 digital video recorder combines advanced recording capabilities, efficient compression technologies, robust connectivity options, and intelligent video analytics, making it an ideal choice for any organization seeking a comprehensive surveillance solution. With its reliable performance and user-friendly nature, the NDV-28 stands as a significant asset in modern security infrastructure.