Table 8 SAS port LEDs
Indicates
Appearance
LED
Callout
Off – SAS link is present or not, this LED does not remain lit
Green
DP-1
1
Flashing – Activity on port
Off – SAS link is present or not, this LED does not remain lit
Green
DP-2
2
Flashing – Activity on port
Interconnect Port LEDs
The controller node has two interconnect ports and each includes two LEDs.
Table 9 Interconnect port LEDs
A 7200 does not use any external interconnect links. Interconnect
port LEDs should always be off.
7200
Failed to establish link connection
On
Amber
Fault
7400
No error currently on link
Off
1. Interconnect cabling error
Flashing
2. Controller node in wrong slot
3. Serial number mismatch between
controller nodes
Link established
On
Green
Status
Link not yet established
Off
Fibre Channel Adapter Port LEDs
The Fibre Channel adapter in the controller node includes Fibre Channel port LEDs:
Figure 22 Fibre Channel 4–port LEDs
Table 10 Fibre Channel adapter port LEDs
Indicates
Appearance
LED
Callout
Off – Wake up failure (dead device) or power is not
applied
No light
All ports
Off – Not connected
Amber
Port speed
1
3 fast blinks – Connected at 4GB/sec.
24
Understanding LED Indicator Status
