User Manual164. Please refer to the below [Video on] setting procedure (System default - video for every channel is on)5. Refer to the below for [Audio on] setting procedure. (Setting parameter will be available after re-startingmultimedia player after [Audio on] set up.)SettingAudio channel setting Normal video BarSelect the channel you want to playback theaudioSelect the channel has audio filesApplyOK.After successfully setting the above, when you playback the current channel, you can open the channel’saudio function at the same time as the video5.2.6 Device Management5.2.5.2.5.2.5.2.6666.1.1.1.1 HDD ManagementHDD ManagementHDD ManagementHDD ManagementSettingVideo play setting Normal videoBarSelect the channel you want to display Selectto play the videoApplyOKOptions in device management include Hard drive,External Alarm, PTZ control, Mobile Phone Monitoring, andMotion Detection.Click [Main MenuDevice HDD] to enter [HDDManagement] menu (shown as Picture 5-30)Picture 5-27Picture 5-27APicture 5-28A Picture 5-28BPicture 5-29Picture 5-30