‐ 47 ‐6.Trouble shootingIn the event of a product malfunction, please check the following list for a usual and possible solution beforerequesting service.1. Product is not turned on.Check out whether the power is being supplied well.2. Product continues displaying “Loading” or “Starting UI….”Check the product can boot without HDDIf product continues displaying “Loading” or “Starting UI….” Without HDD, you can try emergent upgrade. Pleaserefer method of factory default in provided CD3. Camera video is not displayed on monitorCheck the video input / output connections on the product rear panel.Check the camera status and the connection between camera video/power cable.Check if CAMERA STATUS in menu is SHOW.4. I cannot hear AudioCheck the audio input/output connections on the rear panel of DVR.Audio works only in full screen mode.5. I can’t stop recording by remote controller or REC buttonCheck out that RECORD CONTINUOUS of REC OPTION of MENU is OFF.6. I can’t find previous recording data.The product operates automatically OVERWRITE function. It deletes the oldest recording data to overwrite whenHDD is full.7. Product is not compatible with external USB device.Please check if USB memory stick is in protection (password) function. Protection function of USB device shouldnot be discharged.8. I can’t connect to network.Check if network of menu is setting correctly such as Network port, ID, PasswordCheck if your internet line is available. Please ask your service provider to check internet line.If the problem you are experiencing persists or is not mentioned above, please contact service center or yourlocal distributor.