Service Guide

12 Intel
®
Server System SR1560SF Service Guide
Intel
®
Light Guided Diagnostics
The server board contains numerous LEDs providing the following functions:
• Fault LEDs help identify failed and failing components. The fault LEDs turn on
(amber) if there is a memory or processor fault.
• The System Status LED that shows the over all health of the system (green, blinking
green, blinking amber, amber).
• POST Code Diagnostic LEDs change color or state (off, green, red, amber)
according to the POST sequence.
• The ID LED helps identify the server from among several servers. The ID LED is
off by default, and blue when activated by button or software.
• The 5V-STBY LED is always illuminated (green) when AC power is applied.
Figure 8. Light Guided Diagnostic LEDs
A
C
B
G
F
E
AF002160
D
A. POST Code Diagnostic LEDs E. CPU 2 Fault LED
B. ID LED F. CPU 1 Fault LED
C. Status LED G. 5VSB LED
D. Memory Fault LEDs