5AbbreviationsThe following abbreviations are used in these operating instructions.Microsoft® Windows ® 2000 Professional Service Pack 4 is described as Windows 2000.Microsoft® Windows ® XP Professional SP2 and Microsoft ® Windows ® XP Home Edition SP2 are described asWindows XP.Terms Used in these Operating InstructionsHDDRefers to a hard disk drive (mass storage medium). The unit records camera pictures on a hard disk rather than onvideo tape.Recording rate (ips, I-Frame)Refers to the unit that determines the smootheness with which the recorded images are played back. "ips" is used toexpress the number of frames recorded per second. The higher the number, the smoother the movement, but theavailable recording time becomes shorter. "I-Frame" is used to express the refresh interval set on the camera.ResolutionResolution refers to the degree of fineness and quality of the camera pictures recorded by this unit. This unit dis-plays the resolution in number of dots. For example, if the number of horizontal dots is 720 and the number of verti-cal dots is 480, the display reads 720 x 480.M-JPEGA video codec that compresses video fields from the camera into independent JPEG images sequentially by queryfrom the unit.Network load will be reduced comparing with the method that obtains JPEG images independently from the camera.However, the transmission rate will fluctuate depending on the state of the camera.Some cameras phrase this video codec as just "JPEG".Manual recordingFunction for starting and stopping recording manually by clicking the recording button or recording stop button.Schedule recordingFunction for starting and stopping recording automatically at a preset time.Event recordingFunction for starting recording automatically when an event occurs.Event recordings are divided into pre recordings (pictures before the event occurs) and post recordings (picturesafter the event occurs).Emergency recordingFunction for performing priority recording in emergency situations, etc. through an external switch connected to theunit.SD memory recording/SD memory dataFunction featured in some Panasonic’s cameras that saves images on the SD memory card on the camera whencommunication with the camera failed in the period set for the schedule recording of this unit. Images saved by theSD memory recording are described as "SD memory data" on these operating instructions. The recording time of SDmemory data will be displayed based on the clock of the camera.