25 Chapter 33.7 Installing the 2.5" Hard Disk Drive (HDD)You can attach one enhanced Integrated Device Electronics (IDE) harddisk drive to the ARK-3384's internal controller which uses a PCI local-bus interface. The advanced IDE controller supports faster data transferand allows the IDE hard drive to exceed 528 MB. The following areinstructions for installation:3.7.1 Remove the power cord.3.7.2 Unscrew the four screws from bottom cover of the ARK-3384.3.7.3 Remove the bottom cover of the ARK-3384.3.7.4 Assembly the hard disk to the bottom cover.3.7.5 Connect the IDE flat cable to the connector to the hard disk.3.7.6 Screw back the bottom cover with the four screws.3.8 Connecting PowerConnect the ARK-3384 to a 12~24 VDC power source. The power sourcecan either be from a power adapter or an in-house power source.3.9 Installation of Din Rail MountingThe procedure of installing the ARK-3384 on the rail is detailed below,please follow these steps carefully.i. Remove the rubber feet from the ARK-3384.Figure 3.5: