Supermicro SuperServer 2028R-TXR User Manual page 66

S S
UPER ERVER 2028R-TXR User's Manual
TPM/Port 80 Header
A Trusted Platform Module/Port 80 head-
er is located at JTPM1 to provide TPM
support and Port 80 connection. Use this
header to enhance system performance
and data security. See the table on the
right for pin defi nitions.
Internal Speaker
The internal speaker (SP1) can be used
to provide audible indications for various
beep codes. See the table on the right for
pin defi nitions.
External Powered SATA DOM Power
Connectors
Two external powered SATADOM
(Device-on-Module) power connec-
tors are located at JSD1/JSD2 on the
motherboard.These connectors provide
backward-compatible power support to
non-Supermicro SATADOMs that require
external power supply.
IPMB
A System Management Bus (SMB)
header for IPMI 2.0 is located at JIPMB1.
Connect the appropriate cable here to
2
use the IPMB I
system.
C connection on your
5-18
TPM/Port 80 Header
Pin Defi nitions
Pin # Defi nition Pin #
1 LCLK 2 GND
3 LFRAME# 4 <(KEY)>
5 LRESET# 6 +5V (X)
7 LAD 3 8 LAD 2
9 +3.3V 10 LAD1
11 LAD0 12 GND
13 SMB_CLK4 14 SMB_DAT4
15 +3V_STBY 16 SERIRQ
17 GND 18 CLKRUN# (X)
19 LPCPD# 20 LDRQ# (X)
Internal Buzzer
Pin Defi nition
Pin# Defi nitions
Pin 1 Pos. (+) Beep In
Pin 2 Neg. (-) Alarm
Speaker
JSD1/JSD2
Pin Defi nitions
Pin# Defi nition
1 +5V
2 Ground
3 Ground
IPMB Header
Pin Defi nitions
Pin# Defi nition
1 Data
2 Ground
3 Clock
4 No Connection
Defi nition