Installation guide

Controls and Indicators 3-5
Three status indicator lights (see Figure 3-2 ) show the state of the sys-
tem: (Key On) DC power supplied, (Run) execution, and (Fault) errors.
Table 3-2 describes the conditions indicated by the lights.
Table 3-2 Control Panel Indicator Lights
Light Color State Meaning
Key On
Green On Power is supplied to entire system; the
blower is running.
Off Power is supplied only to the cabinet
control logic module.
Run
Green On System is executing operating programs
or certain power-up tests.
Ctrl/P
halts
the execution of operating system pro-
grams when the keyswitch is in the En-
able position.
Off System is in console mode, operating
system is not running, or the system is
turned off.
Fault
Yellow On Fault on LSB or system I/O bus.
Slow
Flash
Power sequencing is in progress or air-
flow error is detected.
Fast
Flash
Power system error, airflow error, or
keyswitch in Disable position transition
detected.
Off No faults were found.