ProLiant ML310 Generation 2 Server Maintenance and Service Guide

Table Of Contents
Server component identification 65
SATA or SAS hard drive LEDs
Item LED description Status
1 Fault/UID status Amber = Drive failure
Flashing amber = Fault-process activity
Blue = Unit identification is active
Off = No fault-process activity
2 Online/Activity status Green = Drive activity
Flashing green = High activity on the
drive or drive is being configured as part
of an array
Off = No drive activity
IMPORTANT: When hot-plug SATA hard drives are installed,
SATA LED functionality and full SATA hot-plug capability are not
supported with the embedded controller. For full LED and hot-plug
support, an optional SATA RAID or SAS controller must be installed.