Ds5000 Storage Subsystem Led Indicator Lights - IBM Midrange System DS4000 Series Hardware Manual

Figure 3-19 Rear view of the DS5300 storage subsystem: iSCSI version
Each controller is also equipped with two Ethernet RJ45 connectors and one serial port DB-9.
These controllers are discussed in 3.4.10, "DS5100 and DS5300 storage subsystem
additional connections" on page 65.

3.4.6 DS5000 storage subsystem LED indicator lights

LED indicator lights allow the DS5000 to communicate with the user. There are four main
components with LEDs: front bezel panel, RAID controllers, controller support modules, and
the interconnect module.
Front bezel LEDs
Figure 3-20 shows the front bezel panel of the DS5000 storage subsystem and its LED
indicator lights.
Figure 3-20 Front bezel LEDs
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IBM Midrange System Storage Hardware Guide
8 Drive-side connections
(per controller)
4 iSCSI Host connections
Serial
Power LED
2 Ethernet connections
(per controller)
(per controller)
2 host boards
Locate/identify LED
Overall DS5000 Configuration
Serial
Needs Attention LED