6Microsoft® Windows Vista® is described as Windows Vista.Windows ® Internet Explorer® 11, Windows® Internet Explorer® 10, Windows® Internet Explorer® 9, Windows®Internet Explorer® 8 and Windows® Internet Explorer® 7 are described as Internet Explorer.SDHC/SD memory card is described as SD card or SD memory card.Network cameras are described as cameras.Restrictions when using this productWhen using this product, some functions have the following restrictions. Before using this product, keep thefollowing in mind.When displaying live images from thecameraBlack screen may be displayed for the first several•seconds (*) when the following operations are per-formed while displaying live images.When live images are displayed (by switching•camera, etc.)When image is zoomed in or out•When playing recorded imagesFirst several seconds (*) may be skipped when the•following operations are performed while playingrecorded images.When cameras are switched•When image is zoomed in or out (When oper-•ating to zoom in/out a paused recorded image,image of several seconds later than the dis-played image may be zoomed in.)When the playback button is clicked again•while playing imagesWhen the first frame is displayed by starting•the frame by frame playback during pausingPlayback may be performed in several seconds•intervals (*) when the following operations are per-formed. Refer to the description of operationsduring playback on pages 125 and 161 for how tocontrol playback.Reverse playback•Fast playback/Fast reverse playback•Reverse frame playback•When playing images by designating date & time,•playback may start from a point several seconds*before/after the specified time or from the firstframe of the next record.When the latest recorded image is played, play-•back may start from a point several secondsbefore/after a point that is 30 seconds before thelatest recorded image.When the frame rate is set to 60 ips or 30 ips,•recorded images may not be played smoothly.When recording imagesThe actual time of recording trigger (event occur-•rence time, start time of the schedule recording,etc.) and the recording start time (time displayedon the recording event list) may not exactly be thesame.When pre-event recording is set to be performed,•pre-event recording duration may be longer thanthe set duration.When copying imagesCopying of recorded images may start from a pointseveral seconds (*) before the designated start timewhen copying recorded images.When downloading recorded imagesDownloading of recorded images may start from apoint several seconds (*) earlier than the designatedstart time.* Time (seconds) differs depending on the refreshinterval setting of the camera (0.2 - 5 seconds). Toshorten time lag, set the refresh interval of the cam-era shorter.Refer to the operating instructions of the camera forinformation about the refresh interval setting.When using an SD memory card/external storage deviceIf operations are performed soon after an SDHC/SDmemory card is inserted, it may take time to recog-nize the media. It also may take time if the capacitysize of the inserted media is large.