NEC Storage M100 Series - LED Display; Figure 1-10: LED Display - Disk Array Unit, Disk Enclosure, and Disk Drives; Table 1-1: ID LED (Blue); Table 1-2: Service Led;Power LED (Orange;Green)

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User Guide Chapter 1 Overview
1.2.3 LED Display
1.2.3.1 Disk Array Controller, Disk Enclosure, and Disk Drives
The front view of a disk array controller, a disk enclosure and disk drives (without the front bezel).
Figure 1-10: LED Display - Disk Array Unit, Disk Enclosure, and Disk Drives
Table 1-1: ID LED (blue)
(1) ID LED Status
Not lit Not selected
Lit Selected
Table 1-2: Service LED/Power LED (orange/green)
(2) Service LED (3) Power LED Meaning
Not lit Lit Running successfully.
Lit Lit Maintenance being required or being performed
(such as in the course of recovery).
Lit 0.2 seconds
Not lit 0.2 seconds
Lit
In the course of power on.
Lit 4 seconds
Not lit 8 seconds
Lit Maintenance being required (Backup has failed.
Written data may have vanished.)