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SAS (29)

S   S   P            P 
1   7   1            1
                     5
     ___
-----===--------------  (at the drive)
     S S
     1 8
     4

29 PIN SAS CONNECTOR at the drive

Pin Name Description
S1 GND GND for SAS Primary Port
S2 RP+ SAS Primary Port Receive (positive) signal
S3 RP- SAS Primary Port Receive (negative) signal
S4 GND GND for SAS Primary Port
S5 TP- SAS Primary Port Transmit(negative) signal
S6 TP+ SAS Primary Port Transmit(positive) signal
S7 GND GND for SAS Primary Port
S8 GND GND for SAS Secondary Port
S9 RS+ SAS Secondary Port Receive(Positive) signal
S10 RS- SAS Secondary Port Receive (negative) signal
S11 GND GND for SAS Secondary Port
S12 TS- SAS Secondary Port Receive (negative) signal
S13 TS+ SAS Secondary Port Receive (positive) signal
S14 GND GND for SAS Secondary Port
P1 +3.3V +3.3V power supply input
P2 +3.3V +3.3V power supply input
P3 +3.3V Pre-charge pin for +3.3V
P4 GND Ground
P5 GND Ground
P6 GND Ground
P7 +5V-Charge Pre-charge pin for +5V
P8 +5V +5V power supply input
P9 +5V +5V power supply input
P10 GND Ground
P11 READY LED READY LED output
P12 GND Ground
P13 +12V=Charge Pre-charge pin for +12V
P14 +12V +12V power supply input
P15 +12V +12V power supply input

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