E-6 Sun Fire X4100/X4100 M2 and X4200/X4200 M2 Servers Service Manual • August 2009
TABLE E-6 Serial Attached SCSI Connector Pinouts
Segment Pin Number Pin Name Description
Signal
Segment
S1 Gnd Second mate ground
S2 TX+ Positive side of transmit to hard drive
S3 TX- Negative side of transmit to hard
drive
S4 Gnd Second mate ground
S5 RX- Negative side of receive from hard
drive
S6 RX+ Positive side of receive from hard
drive
S7 Gnd Second mate ground
Backside
Signal
Segment
S8 Gnd Second mate ground
S9 Not used
S10 Not used
S11 Gnd Second mate ground
S12 Not used
S13 Not used
S14 Gnd Second mate ground
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