5.1 Configuring Encoding ParametersBefore you start:1. Make sure that the HDD has already been installed. If not, please install a HDD and initialize it.(Menu>HDD>General2. Click Advance to check the storage mode of the HDD.1) Whether the HDD mode is Quota, please set the maximum record capacity. For detailed information,see Chapter 10.5 Configuring Quota Mode.2) If the HDD mode is Group, you should set the HDD group. For detailed information, see Chapter 5.8Configuring HDD Group for Recording.Steps:1. Enter the Record settings interface to configure the encoding parameters:Menu>Record>Encoding2. Set the encoding parameters for recording.1) Select the Record tab to configure.2) Select a camera number in the camera dropdown list.You can configure the stream type, the resolution, the video quality and other parameters on demandfor Main Stream (Continuous) and Main Stream (Event) respectively.The Input Resolution of camera connected will be displayed in the live view for 5 seconds when thecamera is connected, or the DVR is powered on. The input resolution includes the resolution andframe rate of the camera, e.g. 1080P25.3) You can configure the advantage parameters, including pre-record, post-record time,expired time, redundant record (this option is only available when the HDD mode isGroup) and whether you want to record audio.• Pre-record: The time you set to record before the scheduled time or event. Forexample, when an alarm triggered the recording at 10:00, if you set the pre-record time as 5 seconds, the camerarecords it at 9:59:55.• Post-record: The time you set to record after the event or the scheduled time. Forexample, when an alarm triggered the recording ends at 11:00, if you set thepost-record time as 5 seconds, itrecords till 11:00:05.• Expired Time: The expired time is the longest time for a record file to be kept inthe HDD, if the deadline is reached, the file will be deleted. You can set theexpired time to 0, and then the file willnot be deleted. The actual keeping time for the file should be determined by the capacity of theHDD.• Redundant Record: The redundant record is to decide whether you want thecamera to save the record files in the redundant HDD. You must configure theredundant HDD in HDD settings. For detailed information, see Chapter 5.7Configuring Redundant Recording.• Record Audio: Check the checkbox of Record Audio to record the sound,otherwise record the image without sound.35