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Connector/Header Locations and Pin-outs
Intel® Server Board S5500HV/Intel® Server System SR1670HV TPS
System Power LED (3-pin PLED)
This 3-pin connector is used to support a front panel system power LED. The LED is illuminated
solid when power is turned on, and will blink when the system enters a sleep mode.
Message LED (2-pin MLED)
This 2-pin connector is used to support a front panel message LED. The message LED is
controlled by system monitoring hardware and will indicate an abnormal system event has
occurred.
System Warning Speaker (4-pin SPEAKER)
This 4-pin connector can be used for an optional front panel mounted speaker. The speaker is
used for BIOS generated beep codes which identify that a specific system event has occurred.
Hard Disk Drive Activity LED (2-pin HDDLED)
This 2-pin connector is used to support a front panel HDD activity LED. The HDD LED is
illuminated each time data is written to or read from one of the attached on-board SATA hard
disks.
Power Button/Sleep Button (2-pin PWRSW)
This connector is used to support a front panel power on/off button or can be used to place the
system into am ACPI sleep mode. Pressing the power button while the system is in a powered
down state will turn the system on. With an operating system running, and depending on how it
is setup, pressing the power button may put the system into an ACPI sleep state. Pressing and
holding the power button in for four seconds while a system is powered on, will power the
system off.
Reset Button (2-pin RESET)
This 2-pin connector is used to support a front panel reset button. Pressing this button while the
system is running will cause the system to cold reboot.
Figure 23. AUX Front Panel Header Location and Pinout
1. Front Panel SMB (1x6 pin FPSMB)
These pins can be used to support a front panel SMB connection.
2. LAN Activity LED (2-pin LAN1_LED, LAN2_LED)
These pins can be used to support front panel LAN activity LEDs for onboard LAN ports 1 and 2
Revision 1.2
Intel Confidential
38
Intel order number E69391-006
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