Supermicro SC846BE1C-R1K23B User Manual page 88

SC846 Chassis Manual
7. - 9. Sideband Headers
The sideband headers are designated JP66,
JP68, JP75, JP77, JP112, and JP114. For
SES-2 to work properly, you must connect an
8-pin sideband cable. See the table to the right
for pin definitions.
NOTE: SGPIO is the default setting for this
backplane.
10. Backplane Main Power Connectors
The 4-pin connectors, designated JP10, JP13,
JP46, JP48, JP109, and JP110, provide power
to the backplane. See the table on the right for
pin definitions.
11 - 34. SAS Ports
The SAS ports are used to connect the SAS
drive cables. The twenty-four ports are desig-
nated #0 - #23. Each port is also compatible
with SATA drives.
Pin # Definition
2 SGPIO:
SDIN
I C:
2
Backplane
Addressing
(SB5)
SGPIO:
4
SDOUT
I C: Reset
2
(SB4)
6 GND (SB3)
8 Backplane
ID (SB7)
10 No Connec-
tion
Pin#
1
2 and 3
4
B-6
Sideband Headers
Pin # Definition
1 Controller ID
(SB6)
3 GND (SB2)
5 SGPIO:
SLOAD
I C:SDA (SB1)
2
7 SGPIO:
SCLOCK
I C:SCL (SB0)
2
9 No Connection
Backplane
Main Power
4-Pin Connector
Definition
+12V
Ground
+5V