2-10 General DescriptionPower SupplyThe system contains one auto-sensing 380-watt power supply at an operating frequency of 50/60Hz.The power supply is designed to comply with existing emission standards and provide sufficientpower for a fully loaded system configuration.Peripheral BaysThe system supports a variety of standard PC AT-compatible peripheral devices. The chassisincludes these peripheral bays: One 3.5-inch file bay for installing the standard 3.5-inch floppy disk drive (supports720KB and 1.44MB floppy disk media) or an optional file device. Two 5.25-inch file bays for installing half-height 5.25-inch peripheral devices such as anoptional tape drives. (An ATAPI CD-ROM drive is factory-installed.) The hard disk drive bays for installing up to three ATA150 or SCSI hard disk drives.NOTE: The optional peripheral device bay can include two 5.25-inchfile devices (or one hot-swap SCSI hard disk drive bay), one slim-height CD-ROM drive, and one 3.5-inch floppy disk drive.Remote Power-On Feature (Wake On LAN)The remote power-on function turns on the server through a network. It sends a special packetfrom the management computer to a remote server to turn it on if the server is off-powered.To enable this feature, you must select "Enabled" for each submenu in the Power ManagementSetup of the Advanced menu of the BIOS setup utility, "SETUP." (See Chapter 4.)The remote power-on feature is not available in the following cases. Press the POWER/SLEEPswitch once to start the OS, and turn off the server in an appropriate procedure. Abnormal previous system shut-down No power supply to the server (due to turned-off breaker, disconnected power cord, powerblackout, etc.)