USB connectors
Connect USB devices to these connectors.
CD-eject or DVD-eject button
Press this button to release a CD from the CD drive or a DVD from the DVD drive.
CD or DVD drive activity LED
When this LED is lit, it indicates that the CD drive or DVD drive is in use.
(Optional) Diskette-eject button
Press this button to release a diskette from the diskette drive.
(Optional) Diskette drive activity LED
When this LED is lit, it indicates that the diskette drive is in use.
Hot-swap hard disk drive activity LED (some models)
On some server models, each
When the drive is removed, this LED also is visible on the SAS backplane, next to the drive connector. The backplane is the printed circuit board behind drive bays 4 through 7.
Hot-swap hard disk drive status LED (some models)
On some server models, each
If an optional ServeRAID adapter is installed in the server and the LED flashes slowly (one flash per second), the drive is being rebuilt. If the LED flashes rapidly (three flashes per second), the adapter is identifying the drive.
When the drive is removed, this LED also is visible on the SAS backplane, below the