70
LED descriptions
NOTE:
For more information about power-cycling enclosures, see
Powering on/powering off
on page 28
.
E1024/E1012 drive enclosure rear panel LEDs
The rear panel layout of a 2U (E1024/E1012) drive enclosure is shown below. Using mini-SAS (SFF-8088)
external connectors, these drive enclosures support a 6-Gbps data rate for backend SAS expansion.
See
Powering on/powering off
on page 28
for more information.
Figure 46
LEDs: E1024/E1012 drive enclosure — rear panel
LED No./Description
Color
State
Definition
1 — Power Supply
—
—
See
Power supply LEDs
on page 69.
2 — Unit Locator
White
Off
Blink
Normal operation.
Physically identifies the expansion module.
3 — OK to Remove
Blue
Off
Not implemented.
4 — Fault/Service Required
Amber
On
Blink
A fault is detected or a service action is required.
Hardware-controlled power-up.
5 — CRU OK
Green
On
Off
Blink
Expansion module is operating normally.
Expansion module is not OK.
System is booting.
6 — SAS In Port Status
Green
On
Off
Port is connected and the link is up.
Port is empty or link is down.
7 — SAS Out Port Status
Green
On
Off
Port is connected and the link is up.
Port is empty or link is down.
0
0
IN
OUT
0
0
IN
OUT
1
2
6
3
5
4
7
1
