Control Panel Indicator Lights - Compaq AlphaServer GS60 Operation Manual

Three status indicator lights (see Figure 3-12) show the state of the system: (Key On)
DC power supplied, (Run) execution, and (Fault) errors. Table 3–4 describes the
conditions indicated by the lights.
Table 3–4 Control Panel Indicator Lights
Light Color
Key On Green
Run Green
Fault Yellow
State Meaning
On Power is supplied to entire system; the blower is
running.
Off Power is supplied only to the cabinet control logic
module.
On System is executing operating programs or certain
power-up tests.
Off System is in console mode, operating system is not
running, or the system is turned off.
On Fault on system bus.
Slow
Power sequencing is in progress or airflow error
Flash
is detected.
Fast Power system error, airflow error, or keyswitch in
Flash Disable position transition detected.
Off No faults were found.
AlphaServer 8400 System 3-25