Dell EMC VNXe Series Hardware Information Manual page 44

Overview
44 EMC VNXe3100 Hardware Information Guide
6-Gb/s SAS port LEDs and port direction (input or output) —
6-Gb/s SAS port LED—a bi-color (blue/green) LED below the connector, either left or
right—that indicates the link of the SAS port.
(or dot) symbol (for input) or a double black diamond
6Gb SAS 6Gb SAS
x4
VNX-000087
Figure 28 DAE LCC 6-Gb/s SAS port LED
Table 21 describes the DAE LCC 6-Gb/s SAS port LED.
Table 21 DAE LCC 6-Gb/s SAS port LED
LED Color
Link Blue
Green
Alternating
Blue/Green
—
LCC enclosure ID (enclosure address) and bus ID
On the rear of the LCC (A and B), an LCC enclosure ID indicator is provided. This ID
indicator is a seven-segment LED for displaying decimal numbers. The LCC enclosure ID
appears on both LCCs (A and B) which is the same ID number.
enclosure ID is set at installation.
Each LCC includes a bus (loop) identification indicator. This indicator is a seven-segment
LED for displaying decimal numbers.
the operating system is loaded.
6Gb SAS 6Gb SAS
x4 x4
Loop bus ID
Figure 29 Example of LCC loop bus ID and enclosure ID
Figure 28
x4
State Description
On All lanes are running at 6 GB/s
On One or more lanes running at 1.5 or 3 Gb/s
Blinking Port is being marked by the host
Off Not connected
Figure 29 shows the SP initializes the bus ID when
#
Enclosure ID
Figure 28 shows the LCC
also shows a double black circle
symbol (for output).
Figure 29 shows the
VNX-000081