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.
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