LED Description Definition
4 HD mini-SAS connector
LEDs (A/B/C)
See Table 2. ME484 JBOD storage enclosure LED activity states for Activity (green) and
Fault (amber) LED states.
5 Ethernet Port Link/Active
Status (Left)
Not used in this configuration.
6 Ethernet Port Link Speed
(Right)
Not used in this configuration.
The following table provides additional information about the LED states of the SAS port expansion ports:
Table 2. ME484 JBOD storage enclosure LED activity states
Condition Activity (Green) Fault (Amber)
No cable present Off Off
Cable present – All links up/no
activity.
On Off
Cable present – All links up/with
aggregate port activity.
Blinking Off
Critical fault – Any fault causing
operation of the cable to cease or fail
to start (for example, over-current
trip).
Off On
Non-critical fault - Any fault that
does not cause the connection to
cease operation (for example, not all
links are established; over
temperature).
Blinking Blinking 1 s on/1 s off
DDIC LEDs
The DDIC supports LFF 3.5" and SFF 2.5" disks.
The following figure shows the top panel of the DDIC as viewed when the disk drive is inserted into a drawer slot:
Figure 8. DDIC LEDs – ME484 JBOD disk slot in drawer
1. Slide latch (slides left)
2. Latch button (shown in the locked position)
3. Drive fault LED
Table 3. Drawer LED descriptions
Fault LED (Amber) Status/description*
Off Off (disk module/enclosure)
Off Not present
Blinking: 1 s on/1 s off Identify
Any links down: On Drive link (PHY lane) down
On Fault (leftover/failed/locked-out)
Off Available
14 LEDs
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