Datasheet

Intel® Server Boards S5520HC and S5500HCV TPS Intel® Light Guided Diagnostics
Revision 1.2
Intel order number E39529-009
123
8.3 System ID LED and System Status LED
The server boards provide LEDs for both system ID and system status. These LEDs are located
in the rear I/O area of the server board as shown in the following figure.
A. System ID LED
B. System Status LED
Figure 50. System Status LED Location
You can illuminate the blue System ID LED using either of the following two mechanisms:
 By pressing the System ID Button on the system front control panel, the ID LED displays
a solid blue color until the button is pressed again.