Supermicro X11DSC+ User Manual page 57

NVMe SMBus Headers
NVMe SMBus (I C) headers (JNVI
2
provide hot-plug support via a dedicated SMBus interface. This feature is only available for a
Supermicro complete system with an SMCI-proprietary NVMe add-on card and cable installed.
See the table below for pin definitions.
NVMe Connectors
Use the NVMe connectors (P1_NVMe0/P1_NVMe1/P1_NVMe2/P1_NVMe3) to attach high-
speed PCI-E storage devices (supported by CPU1).
JSDCARD1
LAN
JP2
CTRL
LEDBMC
JI2C_FP1
JVRM_SEL1
1
JF1
LEDPWR
HDD_LED1
JSD2
I-SATA3
1
JSD1
SP1
I-SATA2
JBAT1
2
1
PCH
JPWR3
JTPM1
JBT1
C1/2), used for PCI-E SMBus clock and data connections,
2
NVMe SMBus Header
Pin Definitions
Pin# Definition
1 Data
2 Ground
3 Clock
4 VCCIO
JUIDB1 IPMI_LAN VGA COM1
(UID)
UID-LED
BMC
CPU2_MEMORY_LED CPU1_MEMORY_LED
USB 0/1 (3.0)
CPU2
DESIGNED IN USA
X11DSC+
REV:1.00
BAR CODE
BIOS
IPMI CODE
LICENSE
JNVME0
3
P1_NVMe0
JNVME1
4
P1_NVMe1
57
1. NVMe I
2. NVMe I
3. P1_NVMe0
CPU1 SIOM PCI-E 3.0 x16
4. P1_NVMe1
5. P1_NVMe2
6. P1_NVMe3
CPU1
JNVME3 6 JPI2C1
JPWR2
P1_NVMe3
JPWR1
JNVME2
5
P1_NVMe2
Chapter 2: Installation
C Header 1
2
C Header 2
2