4The digital disk recorder WJ-HD616K, WJ-HD716K, WJ-HD616K/G and WJ-HD716K/G (hereinafterWJ-HD616K or WJ-HD716K), are designed for use within a surveillance system, and record images from up to16 cameras on the hard disk drives.This product supports HDMI (High-Definition Multimedia Interface) standard which allows displaying playback/live images with superior quality when connecting to a high-definition monitor using an optional HDMI cable.It is possible to operate cameras from this product to display images from multiple cameras or switch camerasfrom which images are to be displayed, etc.About the user manualsThe following 3 manuals are provided for the WJ-HD616K and the WJ-HD716K.Installation Guide: Contains descriptions of how to install/connect this productand how to configure the required settings.Operating Instructions (PDF) (this document): Contains descriptions of how to operate this product.(Both operations using the interface on the product and usinga PC via a network are provided)Quick Reference Guide: Contains descriptions of how to configure the basic settingsand to operate functions frequently used.• Adobe ® Reader® is required to read the PDF files on the provided CD-ROM. When Adobe® Reader® is notinstalled on the PC, download the latest Adobe® Reader® from the Adobe web site and install it.• Depending on descriptions, the model name of this product may be omitted as "HD616K" or "HD716K" inthe manuals and on the setup.• The screenshots of WJ-HD616K (or WJ-HD616K/G) are used in the manuals.• Refer to "readme.txt" on the provided CD-ROM for further information about the optional dedicated soft-ware, compatible cameras and their versions.System requirements for a PCIt is recommended to operate this unit using a PC that meets the following system requirements.OS: Microsoft® Windows Vista® Business SP1 (32-bit)Microsoft® Windows® XP Professional SP3Microsoft® Windows® XP Home Edition SP3OS language: English, French, Spanish, German, Italian, RussianCPU: Intel® Core™ 2 Duo 2.66 GHz or fasterMemory: 1 GB or more (512 MB or more when using Windows® XP)Monitor: 1 024 x 768 pixels or more, 24-bit True color or betterNetwork interface: A 10/100 Mbps network interface card must be installed.Web browser: Windows® Internet Explorer® 7.0*Microsoft® Internet Explorer® 6.0 SP3Audio: Sound card (When using the audio function)PrefaceA DVD drive (WJ-HDB611) and RAID board (WJ-HDB601) are optional.When these optional products are installed, the following functions will become available.• Built-in DVD drive: Copying of recorded images and audio onto a DVD discPlayback of recorded images copied on a DVD• RAID board: Switching of the operational mode to RAID 5 or RAID 6 and running system with RAID5 or RAID 6In these operating instructions, instructions are provided on the assumption that both the optional DVD driveand RAID board are installed.