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Chapter 4: Motherboard Connections
HFI Carrier Card Sideband Header
Pin Definitions
Pin#
Definition
Pin#
Definition
1
Ground
2
SMB_HFI_0_SCL
3
HFI0_MODPRST_N
4
SMB_HFI_0_SDA
5
LED_HFI0_N
6
HFI0_RESET_N
7
Ground
8
HFI0_INT_N
9
Ground
10
SMB_HFI_1_SCL
11
HFI1_MODPRST_N
12
SMB_HFI_1_SDA
13
LED_HFI1_N
14
HFI1_RESET_N
15
Ground
16
HFI1_INT_N
17
Reserved
18
P3V3
19
P2V5_PWRGD
20
P3V3
21
P2V5
22
PCIe_SMBCLK
23
Ground
24
PCIe_SMBDAT
S-SGPIO Header
A Serial General Purpose Input/Output header (S-SGPIO) is located on the motherboard.
This header is used to communicate with the enclosure management chip on the backplane.
See the table below for pin definitions.
SGPIO Header
Pin Definitions
Pin#
Definition
Pin#
Definition
1
NC
2
NC
3
Ground
4
DATA Out
5
Load
6
Ground
7
Clock
8
NC
NC = No Connection
Disk-On-Module Power Connector
The Disk-On-Module (DOM) power connectors at JSD1 and JSD2 provide 5V power to a
solid-state DOM storage devices connected to one of the SATA ports. See the table below
for pin definitions.
DOM Power
Pin Definitions
Pin#
Definition
1
5V
2
Ground
3
Ground
Summary of Contents for WS2030
Page 103: ...113 WinFast WS2030 User s Manual...
