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Chapter 5 Ports and Connectors
Chapter 5
SATA (Serial ATA) Power Connectors
These SATA power connectors supply power to the SATA drive. Connect one end of the pro-
vided power cable to the SATA power connector and the other end to your storage device.
+12V
+5V
Ground
1
Ground
4
SATA
Power 1
SATA
Power 0
SMBus Connector
SMBus
GND
+3.3V_standby
SMBUS Data
SMBUS Clock
NC
SMBUS_Alert
1
2
5
6
The SMBus (System Management Bus) connector is used to connect SMBus devices. It is a
multiple device bus that allows multiple chips to connect to the same bus and enable each one
to act as a master by initiating data transfer.