4 front panel header – Intel SDS2 User Manual
Page 91

Intel® Server Board SDS2
Connections
Revision 1.2
Order Number: A85874-002
77
Table 59. HSBP-B Connector Pin-out
Pin
Signal Name
Description
1
IPMB_SDA
5 VSB Data Line
2
GND
GND
3
IPMB_SCL
5 VSB Clock Line
4
I2C_ADR_CNTRL
Address Control
8.4 Front Panel Header
A 34-pin header is provided for cabling to the system front panel. The header contains reset,
NMI, power control buttons, and LED indicators. The table below details the pin-outs of the
header.
Table 60. Front Panel 34-Pin Header Pin-out
Pin
Signal Name
Pin
Signal Name
1
Power LED Anode
2
5VSB
3
KEY
4
Fan Fail LED Anode
5
Power LED Cathode
6
Fan Fail LED Cathode
7
HDD Activity LED Anode
8
Power Fault LED Anode
9
HDD Activity LED Cathode
10
Power Fault LED Cathode
11
Power Switch
12
NIC#1 Activity LED Anode
13
GND (Power Switch)
14
NIC#1 Activity LED Cathode
15
Reset Switch
16
I2C SDA
17
GND (Reset Switch)
18
I2C SCL
19
ACPI Sleep Switch
20
Chassis Intrusion
21
GND (ACPI Sleep Switch)
22
NIC#2 Activity LED Anode
23
NMI to CPU Switch
24
NIC#2 Activity LED Cathode
25
KEY
26
KEY
27
ID LED Anode
28
System Ready Anode
29
ID LED Cathode
30
System Ready Cathode
31
ID Switch
32
HDD Fault Anode
33
GND (ID Switch)
34
HDD Fault Cathode