Figure 73. System Panel Connector - Intel SR1670HV - Server System - 0 MB RAM Service Manual

5.2.9.1 System power LED (3-pin PLED)
This 3-pin connector is for the system power LED. Connect the chassis power LED cable
to this connector. The system power LED lights up when you turn on the system power
and blinks when the system is in sleep mode.
5.2.9.2 System Message LED (2-pin MLED)
This 2-pin connector is for the message LED cable that connects to the front message
LED. The message LED is controlled by the hardware monitor to indicate an abnormal
event occurrence.
5.2.9.3 System warning speaker (4-pin SPEAKER)
This 4-pin connector is for the chassis-mounted system warning speaker. The speaker
allows you to hear system beeps and warnings.
5.2.9.4 Hard disk drive activity LED (2-pin HDDLED)
This 2-pin connector is for the HDD Activity LED. Connect the HDD Activity LED cable to
this connector. The IDE LED lights up or flashes when data is read from or written to the
HDD.
5.2.9.5 Power button/soft-off button (2-pin PWRSW)
This connector is for the system power button. Pressing the power button turns the system
on or puts the system in sleep or soft-off mode depending on the BIOS settings. Pressing
the power switch for more than four seconds while the system is ON turns the system
OFF.
5.2.9.6 Reset button (2-pin RESET)
This 2-pin connector is for the chassis-mounted reset button for system reboot without
turning off the system power.
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Intel Server System SR1670HV Service Guide

Figure 73. System Panel Connector

Jumpers, Connectors, and LEDs
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