Array Module Rear Panel Features and Indicators

DXi Array Module – Rear Panel

LED indicators and buttons are located on the back of the Array modules (RBODs).

Item Indicator, Button, or Connector Description
1 Controller module (CM) Provides data redundancy and is the nerve center of the storage enclosure.
2 CM release latch Provides full contact with midplane or releases CM for inspection and service.
3 CM release latch and handle
4 Fan cooling module (FCM) Provides redundant regulation of temperature and airflow
5 FCM release latch Provides full contact with midplane or releases FCM for inspection and service.
6 FCM pull handle
7 Power supply unit (PSU) Provid.es redundant regulation of power
8 PSU release latch Provides full contact with midplane or releases PSU for inspection and service.
9 PSU pull handle
10 PSU power switch Powers on or off the storage enclosure.

DXi Array Module – Control Module

Item Indicator, Button, or Connector Description
1 SCSI ports SCSI ports data exchange with DXi9200 Node.
2 USB port Manufacturing Universal Serial Bus (USB) port: do not use
3 USB port CLI port: do not use.
4 Ethernet port Ethernet connection to DXi Node.
5 SAS expansion port SAS expansion 12Gb/s data exchange with other expansion enclosures.

DXi Array Module – Control Module Fault LEDs

LED

Type

Color

 State Status
SCSI port Amber On Critical cable fault.
Fast flash* (1s on, 1s off) Unit identification (UID) active.
Slow flash* (3s on, 1s off) Non-critical cable fault.
Off Port functioning properly.
Hardware fault Amber On CM hardware fault.
Fast flash (1s on, 1s off) Part of sequence as CM comes online.
Off CM functioning properly.
OK to remove White On Ready for removal, the cache is clear.
Off Do not remove the CM, cache still contains unwritten data.