78 79HARD DISK DRIVE CHAPTER 7Your DVR uses a standard computer A/V-rated SATA (Serial Advanced TechnologyAttachment) hard disk drive and will support up to a 3TB (terabytes) drive. These drives arethe current industry standard and may be purchased wherever computer parts are sold.Depending on where you purchased your DVR, it may come with a pre-installed drive. But,we recognize that you may wish to upgrade or replace your drive in the future so this DVR isdesigned to make installation and replacement easy for the average user.It should be noted that while this and the battery are the only user-serviceable parts within thecase, and you will not void your warranty by installing or upgrading your hard disk drive, caremust be taken to avoid damage to the other components within the case.7.1 INSTALLATION/REMOVALIt is strongly advised against opening the case when atmospheric conditions present the riskof static discharge which can damage electronic components.Whether installing the drive for the first time or removing the old one to install a new one, thesteps are largely the same:STEP 1. Disconnect the DVR from the power source as well as any other connections.WARNING! ELECTRIC SHOCK RISK!The DVR MUST be unplugged from all power sources as wellas from the cameras before opening the case. Failure to do socan result in damage to the DVR or its components as well asinjury or death.PICTURE 7-1 PICTURE 7-2STEP 2. Loosen the cover screws on therear and side panels.STEP 3. Insert four screws into themounting holes on the hard drive.DO NOT fully tighten, but give threetwists each.PICTURE 7-3 PICTURE 7-4PICTURE 7-5PICTURE 7-7PICTURE 7-6PICTURE 7-8STEP 4. Line up hard drive mountingscrews with mounting holes at thebottom of the DVR and slide thehard drive to move the screws to thenarrow part of the holes.STEP 5. Carefully turn DVR over takingcare not to allow the drive to slideout.STEP 6. Tighten the mounting screws firmly. STEP 7. Flip the DVR right side up andconnect the data and power cablesto the hard drive.STEP 8. Replace the cover onto theDVR.STEP 9. Secure the screws in the rearand side panels.