User Manual

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Chapter 2: Hardware information
13. Backplane SMBus connector (7-1 pin BPSMB1)
This connector allows you to connect SMBus (System Management Bus)
devices. Devices communicate with an SMBus host and/or other SMBus
devices using the SMBus interface.
®
DSGC-DW Series BPSMB connector
BPSMB1
PIN1
12CDAT P2
GND FAN_PWM
+5V I2CCLK P2
FAN_DC1
12. Power supply SMBus connector (5-pin PSUSMB1)
This connector is for the power supply SMB cable, if your power supply
supports the SMBus function.
®
DSGC-DW Series Power supply SMBus connector
PSUSMB1
+3.3V Remote Sense
GND
NC
I2C_7_DATA#
I2C_7_CLK#