User guide

Table 2–1 Status LED Display and Break Enable Meanings
LED Number Color Meaning
LED 0, 1, 2, 3 Green Binary readout indicating certain system
tests and functions.
LED 4 Green Reset indicator; when extinguished,
indicates that the reset is active.
LED 5, 6 — Not used
LED 7 Amber Clock protection indicator
Break Enable
LED
Green When the break/enable switch is in the up
position, the LED is on and you can halt
the system by pressing the break key on
the console terminal keyboard. When the
break/enable switch is in the down position
the LED is off and the system cannot be
halted from the console terminal keyboard.
2–10 Diagnostic Tests and Commands