Quantum QXS Series Hardware Installation And Maintenance Guide

Chapter 9 Hardware installation and configuration issues 71
12Gb/s
= SAS 4-port
12Gb/s
LED Type Color State Status
SAS expansion
port
Amber
On* Critical SAS cable fault
Fast flash* (1s on, 1s off) SAS unit identification (UID) active
Slow flash* (3s on, 1s off) Non-critical SAS cable fault
Off SAS expansion 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
Figure 53 Controller module fault LEDs
Consult your solution service documentation for details on how to minimize system disruption during service
replacement of a controller module. Fault conditions include the following:
l
Logs or events indicate a fault condition for the CM.
l
The Hardware fault LED on the CM is steady or flashing amber.
l
The Hardware fault LED for the SAS expansion port on the CM is steady or flashing amber.
l
The Hardware fault LED for one of the four SAS 12Gb/s ports on the CM is steady or flashing amber.
l
The Module fault LED on the storage enclosure ops panel is steady amber.
l
Troubleshooting indicates a problem with the CM. When you are isolating connectivity or drive module fault
conditions, stop the data flow to the affected disk groups from all hosts as a data protection precaution and
perform a backup of your data.
When all prior LED fault conditions occur simultaneously, it is a clear indication of component failure.
Expansion module fault LEDs
The expansion module has several ports, some with independent status LEDs. The amber LEDs listed below
are the only ones that provide fault condition status. The asterisk (*) indicates a fault condition.

Quantum QXS Series Specifications

General

Brand	Quantum
Model	QXS Series
Category	Storage
Language	English