Intel® Light Guided Diagnostics
Intel® Server Board S5500HV/Intel® Server System SR1670HV TPS
Revision 1.2
Intel Confidential
48
Intel order number E69391-006
7.
Intel
®
Light-Guided Diagnostics
7.1
Standby Voltage LED
Several server management features of this server board require that a standby voltage be
supplied from the power supply when the rest of the system is powered off. To indicate the
presence of standby power, the server board provides an LED which illuminates as soon as AC
is applied. The LED location is shown in the following illustration.
Figure 31. Stand-by Voltage LED
7.2
CPU Fault LED
The server board provides a CPU Fault LED for each of the processor slots. The LED location is
indicated in the following illustration.
Figure 32. CPU Fault LED