Supermicro H11SSL-I/C/NC User Manual page 45

12V 8-pin Auxilliary Power Connector (JPWR1)
JPWR1 is an 8-pin ATX power input to provide auxiliary power to the processor. Refer to the
table below for pin definitions.
12V 4-pin Auxilliary Power Connector (JPW1)
JPW1 is an 4-pin ATX power input to provide auxiliary power to peripheral devices. Refer to
the table below for pin definitions.
Speaker (JD1)
If you wish to use an external speaker, attach an external speaker to pins 6~7. See the table
below for pin definitions.
Power SMB Header (PWRI2C)
Power System Management Bus (I2C) header monitors power supply, fan and system
temperatures. See the table below for pin definitions.
12V 8-pin Power Connector
Pin Definitions
Pins Definition
1 through 4 Ground
5 through 8 +12V
12V 4-pin Power Connector
Pin Definitions
Pins Definition
1 through 2 Ground
3 through 4 +12V
Speaker Connector
Pin Definitions
Pin Setting Definition
Pins 1~2 Power LED
Pins 6~7 External Speaker
Power SMB Header
Pin Definitions
Pin# Definition
1 Clock
2 Data
3 PWR Fail
4 Ground
5 +3.3V
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Chapter 2: Installation