EMC VNX Series Hardware Information Manual page 98

Disk-array enclosure
98 VNX5500 Hardware Information Guide
Table 53 describes the ICM bus (loop) status LEDs.
Table 53 ICM bus (loop) status LEDs
Led Color
Power on Green
—
Power fault Amber
—
The 4U, 60 DAE ICM input/output ports and connectors
The 4U, 60 DAE ICM supports the following I/O ports on the rear:
Four 6-Gb/s PCI Gen 2 SAS ports
◆
One management (RJ-12) connector to the SPS
◆
One USB connector
◆
6-Gb/s SAS x8 ports
The DAE ICM supports four (two input and two output) 6-Gb/s SAS x8 ports on the rear of
each ICM (A and B). This port provides an interface for SAS and NL-SAS drives in the DAE.
The port is a 26-circuit SAS small form-factor 8088 (SFF-8088) specification (socket or
receptacle) using an SFF-8088 specification mini-SAS 26-circuit cable (plug) with a pull
tab.
Note: Each SAS cable is keyed with an
Figure 89 shows an example of the port connector (socket) and cable connector (plug)
with pull tab.
Pin A1 A13
B1 B13
Figure 89 6-Gb/s SAS port and cable connector
Table 54 lists the 4U, DAE ICM 6-Gb/s SAS port pin signals used on the connector.
Table 54 6-Gb/s SAS port connector pinout
Pin Signal
A1 GND
A2 Rx 0+
A3 Rx 0-
State Description
On Power on
Off Power off
On Fault
Off No fault or power off
in out
and connection to prevent incorrect cabling.
Pin
B1
B2
B3
VNX-000094
Signal
GND
Tx 0+
Tx 0-