SAS Ports
The six SAS connectors are located on the drive backplane
inside the server.
The following table lists the pinouts for the SAS connector.
|
|
|
|
Signal Segment
(S1 to S7)
|
S1 |
Gnd |
Second mate |
S2 |
TX+ |
Transmit from PHY to hard
drive
|
S3 |
TX- |
S4 |
Gnd |
Second mate |
S5 |
RX- |
Receive from hard drive
to PHY
|
S6 |
RX+ |
S7 |
Gnd |
Second mate |
Back-side Signal
(S8 to S14)
|
S8 |
Gnd |
Second mate |
S9 |
|
|
S10 |
|
|
S11 |
Gnd |
Second mate |
S12 |
|
|
S13 |
|
|
S14 |
Gnd |
Second mate |
Power Segment
(P1 to P15)
|
P1 |
3.3V |
Not Supported |
P2 |
3.3V |
Not Supported |
P3 |
3.3V |
Not Supported |
P4 |
Gnd |
First mate |
P5 |
Gnd |
Second mate |
P6 |
Gnd |
Second mate |
P7 |
5.0V |
Pre-charge, second mate |
P8 |
5.0V |
|
P9 |
5.0V |
|
P10 |
Gnd |
Second mate |
P11 |
Reserved |
Should be grounded |
P12 |
Gnd |
First mate |
P13 |
12.0V |
Pre-charge, second mate |
P14 |
12.0V |
|
P15 |
12.0V |
|
|