2–42 Hardware description
Hitachi Unified Storage Hardware Service Guide
I/O Module (ENC) and I/O Card (ENC)
I/O Module (ENC), DBS, DBSD, DBL, and DBLD Drive Boxes
Legend LED Color Description
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POWER Green ON = AC power is being provided to the I/O
Module (ENC).
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PATH 0 (IN) Green ON = IN port is linked as follows:
• DBS/DBL connected to CBXSS/CBXSL/
CBSS/CBSL/CBL/DBS/DBL/DBX.
• DBSD/DBLD connected to CBLD/DBSD/
DBLD.
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PATH 0 (OUT) Green ON = OUT port is linked as follows:
• DBS/DBL connected to DBS/DBL/DBX.
• DBSD/DBLD connected to DBSD/DBLD.
?
ALM Red ON = error with I/O Module (ENC) or I/O Card
(ENC), rendering the module or card unusable.
Visit the HDS Support Portal at portal.hds.com.
?
LOC Orange ON = CUDG, RAM, or I/O configuration error.
Visit the HDS Support Portal at portal.hds.com.
• Fast blinking 2 times: CUDG error in ENC
card.
• Fast blinking 3 times: firmware error in flash
memory.
NOTE: A CBXSS/CBXSL cannot connect to a DBX/DBW. A CBLD can
connect to a DBSD/DBLD only.