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INTERFACE CONNECTOR (SAS plug) SIGNAL ALLOCATION
MG11SCA24T/22T/20T/18T/16T/14T
MG11SCP24T/22T/20T/18T/16T/14T
Segment
Pin No.
Pin Definition
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
Signal
Segment
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 Transmit (negative) signal
S13
TS+
SAS Secondary Port Transmit (positive) signal
S14
GND
GND for SAS Secondary Port
P1 (*1)
Reserved
Do not supply 3.3 V power if POWER DISABLE
Function is used.
P2 (*1)
Reserved
P3 (*2)
POWER DISABLE
Power Disable Control input signal
P4
GND
GROUND
P5
GND
GROUND
P6
GND
GROUND
P7
+5 V-Charge
Pre-charge pin for +5 V
P8
+5 V
+5 V power supply input
Power
Segment
P9
+5 V
+5 V power supply input
P10
GND
GROUND
P11
READY LED
READY LED output
P12
GND
GROUND
P13
+12 V-Charge
Pre-charge pin for +12 V
P14
+12 V
+12 V power supply input
P15
+12 V
+12 V power supply input
(*1) Do not supply 3.3 V power if POWER DISABLE feature is used.
(*2) The terminal P3 is used as POWER DISABLE control signal in SAS-3. This terminal connects with the GROUND or is an OPENED thing on the host side
when the POWER DISABLE function is not used.
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Could-Scale Capacity HDD MG11 Product Manual
© 2024 Toshiba Electronic Devices & Storage Corporation Rev. 00: Aug, 2024