Light-Emitting Diode Indicators (Leds) - GE PACSystems* RX3i Quick Start Manual

1.2. Light-Emitting Diode Indicators (LEDs)

Status Indicators
LED LED State
CPU OK
CPU OK
FORCE
RUN
OUT EN
RUN
OUT EN
FORCE
RDSD
5 PACSystems* RX3i 1GHz 64MB CPU w/Ethernet Quick Start Guide
Operating State
On Green CPU has passed its power-up diagnostics and is
functioning properly. (After initialization sequence is
complete.)
Off Power is not applied or CPU has a problem, which
may be indicated by blink pattern.
Blinking CPU in Stop-Halt state; possible watchdog timer
Other fault. If the programmer cannot connect, cycle
LEDs off power with charged Energy Pack attached and refer
to fault tables.
On Amber CPU indicating CPU320/CRU320 compatibility setting
On Amber Refer to the section, Backward Compatibility with
CPU320/CRU320/CPU315 for more information.
Blinking in CPU is updating an internal programmable hardware
unison device.
On Green CPU is in Run mode.
Off CPU is in Stop mode.
On Green Output scan is enabled.
Off Output scan is disabled.
On Amber Override is active on a bit reference.
Off No Overrides active in I/O Reference Tables.
On Green USB Device detected (No Activity)
Blinking Port activity detected on USB Interface
Green
GFK-2941E