Download DVR Server User Manual
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DVR Server Manual NOTE: Sometimes there is no preview sound, Solution: double click the volume control of in the taskbar, open the properties dialog box, and check AUX control. 7.3 Appendix C: Update drivers of compressed card If you first install the card or upgrade the DVR software, you should install or update the card driver. The steps are as follows: 1) Find the driver folder, and run “driver Install” program. 106