The following illustration shows the controls, connectors, and hard disk drive bays
on the front of the server.
Hard disk drive activity LED: Each hard disk drive has an activity LED. When this
LED is flashing, it indicates that the drive is in use.
Hard disk drive status LED: Each hard disk drive has a status LED. When this
LED is lit, it indicates that the drive has failed. When this LED is flashing slowly
(one flash per second), it indicates that the drive is being rebuilt as part of a RAID
configuration. When the LED is flashing rapidly (three flashes per second), it
indicates that the controller is identifying the drive.
Video connector: Connect a monitor to this connector. The video connectors on
the front and rear of the server can be used simultaneously.
USB connectors: Connect a USB device, such as USB mouse, keyboard, or other
USB device, to either of these connectors.
Operator information panel: This panel contains controls, light-emitting diodes
(LEDs), and connectors. For information about the controls and LEDs on the
operator information panel, see "Operator information panel" on page 15.
Rack release latches: Press these latches to release the server from the rack.
Optional CD/DVD-eject button: Press this button to release a CD or DVD from the
Optional CD/DVD drive activity LED: When this LED is lit, it indicates that the
CD-RW/DVD drive is in use.
System x3650 M3 Types 4255, 7945, and 7949: Installation and User's Guide
Hard disk drive
activity LED (green)
Hard disk drive
status LED (amber)