Administrator's Guide

Table 11 Chassis switches and indicator LED status description (continued)
StatusDescriptionItem
Green when enclosure power is ON.Power button/LED4
Amber when enclosure has AC power but is turned off.
Figure 20 SAS I/O modules LEDs
Table 12 SAS I/O module LED status description
StatusDescriptionItem
Green* = HealthySAS Port 11, 2
Amber = Issue
Green* = HealthySAS Port 23, 4
Amber = Issue
Green = HealthyOverall I/O module status5, 6
Amber = Issue
Green* = HealthySAS Port 37, 8
Amber = Issue
Green* = HealthySAS Port 49, 10
Amber = Issue
*If there is anything connected to a connector, the corresponding green LED is on and blinks offwith activity. If there
is nothing connected to a connector, both LEDs are off. The error LED is not currently being used and is always off.
Figure 21 Fan LEDs
58 Monitoring and troubleshooting the messaging system