Interpreting Status Led Patterns - Sun Microsystems 6500 Installation Manual

3.3.3

Interpreting Status LED Patterns

If there is no terminal on the system, examine the front panel LEDs (
the status of the system (
FIGURE 3-8
TABLE 3-4
LED Position
Left LED
(green)
Middle LED
(yellow)
Right LED
(green)
When the self-test completes, both top and bottom LEDs should be on. If the system
runs but needs service, all three LEDs will be on. If the system cannot boot, the top
and middle LEDs will be on. In a complete failure, none of the LEDs will light.
TABLE 3-2
Front view
System Status LEDs (Standalone Server)
Front Panel LED Status Indicators
Condition
On — DC power supply is receiving AC current.
Off — There is no DC power.
On Flashing — (first 60 seconds) self-tests are running.
Off — (after self-tests end) No hardware failures.
On — (after self-tests end) Hardware failure was detected.
Off — (first 60 seconds) self-tests are running.
On Flashing — (after self-tests end) System is running.
Off — (after self-tests end) System cannot run; repair is needed.
).
Chapter 3 Powering the System On and Off
) for
FIGURE 3-8
DC power
Fault
System running
3-13