Supermicro SUPERSERVER 5018D-MHR7N4P - Page 58

5-14
SUPERSERVER 5018D-MHR7N4P User's Manual
Speaker
On the JD1 header, pins 1-3 are used
for the power LED and pins 4-7 are
used for the speaker.
Speaker Connector
Pin Denitions

1-3 Power LED
4-7 Speaker
Standby Power
The Standby Power header is located
at JSTBY1 on the motherboard. See

Standby Power
Pin Denitions

1 +5V Standby
2 Ground
3 No connection
Serial Link I/O Header
The Serial Link General Purpose Input/
Output (SGPIO) header is used to com-
municate with the enclosure manage-
ment chip in the system. See the table

Serial Link I/O Header
Pin Denitions
 
1 NC 2 NC
3 Ground 4 DATA Out
5 Load 6 Ground
7 Clock 8 NC
System Management Bus Header
The System Management Bus header
for additional slave devices or sensors
is located as JSMB1. Refer to the table

SMBus Power
Pin Denitions

1 Data
2 Ground
3 Clock
NVMe I
2
C Header
Connector JNVI
2
C is a management header for the Supermicro AOC NVMe PCI-E
peripheral cards. Please connect the I
2
C cable to this connector.
Power SMB (I
2
C) Header
The Power System Management Bus
header at JPI
2
C1 monitors the power
supply, fan and system temperature.
Refer to the table on the right for pin

Standby Power
Pin Denitions

1 +5V Standby
2 Ground
3 No connection