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Status LEDs and Buttons
Internal Diagnostic LEDs
The server is equipped with a SuperCap voltage source that can activate internal component fault LEDs
up to one half-hour after AC power is removed.
To use these LEDs to identify a failed component, press the front or rear Identification button (see
Figure 3-1
The server has internal fault LEDs for fan modules, CPU sockets, DIMMs, memory risers, the
motherboard RTC battery, PCIe sockets, and Cisco FlexFlash cards.
See
Figure 3-3
1
2
3
4
Table 3-3
Internal Diagnostic LEDs, Definition of States
LED Name
Internal diagnostic LEDs (all)
Cisco UCS C260 Server Installation and Service Guide
3-6
or
Figure
3-2) with AC power removed. An LED lights amber to indicate a failed component.
Figure 3-3
for the locations of these internal LEDs.
Internal Diagnostic LED Locations
1
Fan module fault LED (one on each fan)
CPU fault LEDs (on motherboard)
DIMM fault LEDs (on each memory riser)
Memory riser fault LED (on each memory
riser)
State
•
Off—Component is functioning normally.
•
Amber—Component has failed.
2
3
4
5
RTC battery fault LED (on motherboard)
6
Cisco FlexFlash card fault LEDs (one on each
card socket on the I/O riser)
7
PCIe card fault LED (on motherboard
adjacent to each PCIe slot)
–
Chapter 3
Maintaining the Server
5
6
7
OL-24342-01
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