© Copyright Qvis® All documentation rights reserved. 303 Installation and ConnectionsNote: All the installation and operations here should conform to your localelectric safety rules.3.1 Check Unpacked DVRWhen you receive the DVR from the forwarding agent, please check whether there is any visibledamage. The protective materials used for the package of the DVR can protect most accidentalclashes during transportation. Then you can open the box to check the accessories.Please check the items in accordance with the list. Finally you can remove the protective film ofthe DVR.3.2 About Front Panel and Real PanelThe model label in the front panel is very important; please check according to your purchaseorder.The label in the rear panel is very important too. Usually we need you to represent the serialnumber when we provide the service after sales.3.3 HDD InstallationYou can refer to the Appendix for recommended HDD brand. Please use HDD of 7200rpm orhigher.Please follow the instructions below to install hard disk:All the figurers listed below are for reference only. Slight difference may be found on thefront or rear panel.3.3.1 iApollo HDRT HDThe mini 1U series DVR has one SATA HDD and 1U series DVR has two SATA HDDs.1. Loosen the screws of theupper cover and side panel.2. Fix four screws in the HDD(Turn just three rounds).3. Place the HDD in accordance withthe four holes in the bottom.