4PrefaceAbout the user manualsThere are 4 manuals provided for the WJ-NX400K, WJ-NX400K/G as follows.Installation Guide: Contains procedures how to install/connect this product, and descriptions of easyconfigurations.Important Information (PDF):Contains preface, precautions, and major operating controls and their functions andspecifications.Operating Instructions (PDF: this document):Contains descriptions of how to operate this product with a PC. Make sure to readthem when installing the recorder.Quick Reference Guide: Contains descriptions of how to configure the basic settings and how to use the majorfunctions.Adobe® Reader® is required to read the PDF files (the setup instructions and the operating instructions) on theprovided CD-ROM.When Adobe ® Reader® is not installed on the PC, download the latest Adobe® Reader® from the Adobe website and install it."NX400" shown in the instructions and illustrations used in these operating instructions indicate the WJ-NX400K,WJ-NX400K/G. The screens used in these operating instructions show the case of NTSC model.Refer to "readme.txt" on the provided CD-ROM for further information about the optional dedicated software,compatible network cameras (hereinafter, cameras) and their versions.Refer to the Panasonic support website (http://security.panasonic.com/support) for latest information about thecompatible cameras and functions to be added or changed by firmware upgrade.The external appearance in the document may differ from the actual product within no influence range on operationdue to improvement of the product.AbbreviationsThe following abbreviations are used in this manual.Microsoft® Windows® 8.1 is described as Windows 8.Microsoft ® Windows® 7 is described as Windows 7.Windows ® Internet Explorer® 11 is described as Internet Explorer.Network cameras are described as cameras.About the settings and operation of the recorder• Professional knowledge and experience with the network, hard disk and network camera are required forthe setting and operation of the recorder.• The recorder can be operated using the provided mouse connected to the USB port on the front side of therecorder and the soft keyboard. Refer to "Basic operations" of Installation Guide for the operation of themouse and the soft keyboard.• It is also possible to perform settings and some operations of the recorder from the web browser. Refer to"Lists of the setting items" on page 74 for setting items via the web browser and "List of operation items"on page 147 for operational items via the web browser. Refer to page 155 and following pages for theoperation.• This documents is sub headed in each applicable page such as "Setup via recorder's main monitor","Operation via recorder's main monitor", "Setup on browser" and "Operation via PC web browser".