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S
uperServer 2028BT-Hxxx User's Manual
Other Connectors
Fan Headers
The motherboard has two fan
headers (FAN3, FAN4). All are 4-pin
fans headers, which are backward
compatible with traditional 3-pin fans.
Fan speed control is available for
4-pin fans only. The fan speeds are
controlled by IPMI.
DOM Power Connector
A power connector for a SATA DOM
(Disk-On-Module) device is located at
JSD1. Connect an appropriate cable
here to provide power for your SATA
DOM devices.
TPM Header/Port 80
A Trusted Platform Module/Port 80
header is located at JTPM1 provides
TPM support and Port 80 connection.
Use this header to enhance system
performance and data security.
Fan Header
Pin Definitions
Pin#
Definition
1
Ground
2
+12V
3
Tachometer
4
Pulse Width
Modulation (PWM)
Pin Definitions
Pin#
1
2
3
TPM/Port 80 Header
Pin Definitions
Pin# Definition
1
LCLK
3
LFRAME#
5
LRESET#
7
LAD 3
9
+3.3V
11
LAD0
13
SMB_CLK4
15
+3V_DUAL
17
GND
19
LPCPD#
4-14
DOM Power
Definition
+5V
Ground
Ground
Pin#
Definition
2
GND
4
<(KEY)>
6
+5V (X)
8
LAD 2
10
LAD1
12
GND
14
SMB_DAT4
16
SERIRQ
18
CLKRUN#(X)
20
LDRQ# (X)
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