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X11DDW-L/NT User's Manual
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 two NVMe connectors (P1_NVME0 and P1_NVME1) to attach high-speed PCI-E
storage devices. When installing an NVMe device on a motherboard, please be sure to
connect the first NVMe port (P1_NVME0) first for your system to work properly.
2
JRK1
JL1
JNVI2C2
6
5
CPU2
FAN6
FAN5
= Available on (-NT) model only.
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
LE1
JUIDB1
C
A
USB2/3
(3.0)
LAN2
LAN1
IPMI_LAN
USB0/1(3.0)
JM2_1
LE3
C621
BMC
S-SATA 0~3
I-SATA 0~3
I-SATA 4~7
JBT1
1
T-SGPIO3
SRW1
4
BIOS LICENSE
MAC CODE
BAR CODE
JSDCARD1
3
BT1
X11DDW-L
PWRRST
PS
UID
NIC
NIC HDD
PWR
X NMI
ON
FAIL
LED
2
1
LED
LED
REV:1.02
DESIGNED IN USA
CPU1
FAN4 FAN3
56
1. NVMe I
VGA
2. NVMe I
3. P1_NVME0 Slot
10G PHY
4. P1_NVME1 Slot
JSTBY1
5. P2_NVME0 Slot
LEDM1
6. P2_NVME1 Slot
JAOM
JF1
LE2
FAN2 FAN1
C1 Header
2
C2 Heade
2
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