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SEAGATE 600 SSD PRODUCT MANUAL, REV. B 21
Table 7 summarizes the 1.8” drive
Signal and Power SATA Plug.
Notes:
[1] Ground pins 3 and 4 mate first on micro SATA backplane connectors
[2] The two V
33
pins are unused but connected together on the drive. They can be used for a drive-in-place detection.
Table 7 1.8” SATA Connector Plug Pinout
Segment
Pin Function Definition
Signal
S1 GND Ground
S2 A+
Differential Signal Pair (Host to Drive)
S3 A-
S4 GND Ground
S5 B-
Differential Signal Pair (Drive to Host)
S6 B+
S7 GND Ground
Spacing separates signal and power segments
Power
P1 V
33
Unused
[2]
P2 V
33
P3 GND
Ground
[1]
P4 GND
P5 V
5
5V power to Drive
P6 V
5
P7 LED Signal Activity LED: Driven low to light
Key Key Keyway
P8 Optional
Reserved for Seagate use.
Leave unconnected.
P9 Optional