2–34 Hardware description
Hitachi Unified Storage Hardware Service Guide
Controller LEDs
The following LEDs appear on the rear panel of the CBXSS/CBXSL and
CBSS/CBSL controllers.
CBXSS/CBXSL controller LEDs
CBSS/CBSL controller LEDs
Table 2-13: CBXSS/CBXSL controller LEDs
Legend LED Color Description
¶ C-PWR Green ON = controller status is normal.
Blink = data in cache memory is stored in the
backup controller.
? ALM Red ON = fatal error. Visit the HDS Support Portal
at portal.hds.com.
Orange ON = controller is in reset mode.
Table 2-14: CBSS/CBSL controller LEDs
Legend LED Color Description
¶ C-PWR Green ON = controller status is normal.
Blink = data in cache memory is stored in the
backup controller.
? ALM Red ON = fatal error. Visit the HDS Support Portal
at portal.hds.com.
Orange ON = controller is in reset mode.
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