User Guide for the VC800 Video Conferencing System1224. Select Clear and then press .5. Press or to scroll to OK and then press to clear all presets.6. Press to return.Video RecordingBefore recording video, make sure a USB flash driver is connected to VC800 codec, VCH50 videoconferencing hub or CP960 conference phone and the USB feature is enabled. For moreinformation, please refer to USB Configuration on page 62.The recorded video will be saved in .mkv format and named as the recorded time and date.Video can be played on either the system itself or on a computer using an application capable ofplaying .wav files.NoteBefore recording video, you need to know the following: When recording video, it is not allowed to play or delete the video from the menu. When recording video, it is not allowed to capture screenshots, but you can view anddelete screenshots. When playing video recording, it is not allowed to record again. When receiving or making a call, it is not allowed to record. If you answer an incoming call during recording, the system will go on recording.The system supports FAT32 and NTFS format USB flash drive or removable hard drive. Whenusing the NTFS format, only the first partition is supported.After the USB flash drive is connected and the USB feature is enabled, the display device willprompt “USB device available now”. The icon will appear on the status bar of the displaydevice.