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Table 4. Hard disk drive LEDs for the onboard SATA and onboard SATA software RAID
configurations
Description
Hard disk
drive LED 1
(Green)
Hard disk
drive LED
2 (Amber)
Hard disk drive is not present. Off Off
Hard disk drive is present but is not active. On Off
Hard disk drive is present and active. Blinking Off
Server is in the process of locating the hard disk drive. On Off
RAID has failed. On Off
Hard disk drive is rebuilding. Blinking Off
Table 5. Hard disk drive LEDs for the ThinkServer 8708ELP SAS RAID adapter
configuration
Description
Hard disk
drive LED 1
(Green)
Hard disk
drive LED
2 (Amber)
Hard disk drive is not present. Off Off
Hard disk drive is present but is not active. On (for
SATA hard
disk drives,
this status is
Off)
Off
Hard disk drive is present and active. Blinking Off
Server is in the process of locating the hard disk drive. Blinking Blinking
RAID has failed. Off On
Hard disk drive is rebuilding. Blinking Blinking
The Ethernet 1 and Ethernet 2 connectors have two status LEDs that indicate the
LAN connection and activity of the connection.
Table 6. Ethernet LEDs
LED State Color Description
RJ-45 linkage/activity (left) On Green 10/100/1000 Mb linked
Blinking Green 10/100/1000 Mb activity
Off Off No LAN connection.
RJ-45 speed (right) On Amber 1000 Mb linked and active
On Green 100 Mb linked and active
Off Off 10 Mb mode or no LAN
connection.
Chapter 4. Locating parts, controls, LEDs, and connectors 31