Intel NEXXUS4080AL, User Manual, Page: 22 / 70

NEXXXUS4080AL
User’s Guide 7
Intel
®
Light Guided Diagnostics
The server board contains diagnostic LEDs to help you identify failed and failing
components, and to help you identify the server from among several servers. Except for
the ID LED, the status LED, and the 5V standby LED, the LEDs turn on (amber) only if a
failure occurs.
Figure 5. Light Guided Diagnostic LEDs
AF000644
DIMM A1 DIMM A2 DIMM B1 DIMM B2 DIMM C1 DIMM C2 DIMM D1 DIMM D2
CPU 2
Socket
CPU 1
Socket
G D E F I J H K
N
L
M
C
B
A. POST Code LEDs
B. ID LED
C. Status LED
D. DIMM A1 Fault
E. DIMM A2 Fault
F. DIMM B1 Fault
G. DIMM B2 Fault
H. DIMM C1 Fault
I. DIMM C2 Fault
J. DIMM D1 Fault
K. DIMM D2 Fault
L. CPU 1 Fault
M. CPU 2 Fault
N. 5V Standby
Light Guided
Diagnostics
Legend
N
A
through
POST
Code LEDs
A