16Description of FunctionsOutline of FunctionsThe recorder can record high-definition images (mega pixel cameraimages) in SXGA (1280 x 960) JPEG four times that of the existingVGA (640 x 480). This makes it possible to record a wide angle ofview and to zoom in without fuzziness to check things.You can install up to 9 HDDs to record high-quality images for longperiods of time. Plus, you can add up to 5 extension units.Replacement is EasyYou can install and remove HDDs by opening the front panel.If more than two HDDs are installed, replacement can be donewithout stopping recording. Instructions are shown on the LCD toreduce misoperations, and make maintaining and replacing HDDseasy.Use the special HDD canister provided to install the HDD.The HDD unit is an HDD that is in the special canister. The HDDunits can be easily installed or removed from the HDD bay slotsinside the front cover.* Contact your dealer for information on purchasing and replacingHDDs.The HDDs in the recorder are virtually divided in the 4 image areasshown below (refer to the Setup Instructions (PDF file)).You can set only one area for each HDD.(1) Normal Recording AreaArea for recording except events.Manual recording/schedule recording/SD memory data(2) Event Recording AreaArea for recording when events occur.Post-event recording/emergency recording(3) Pre-event Recording AreaArea for pre-event recording.(4) Copy areaArea where copied data is saved.Note:• The HDD provided in the recorder at the factory is initialized asnormal recording area. Unformatted HDDs inserted into therecorder are automatically initialized as normal recording area.• Recording/playback is not possible if only the Pre-eventRecording Area and the Copy Area are created. Create eitherone normal recording area or event recording area.• If a normal recording area is not created, manual and schedulerecordings are recorded to the event recording area. Also, if anevent recording area is not created, event and emergencyrecordings are recorded to the normal recording area.HDDMega Pixel Camera Compatibility andCapacityReplace HDDsDisplay on 21 in PC monitorSXGA (1280 x 960) pixels Conventional VGA(640 x 480) pixelsHDD Space Management(4)(2)(3)(1)Copy AreaPre-event RecordingAreaEvent Recording AreaNormal Recording AreaYou can check the remaining capacityfor each area on the Setup menu.ND400_Basic.book 16 ページ 2008年4月8日 火曜日 午後3時59分