GE PACSystems RX7i Reference Manual page 91

Chapter 2. CPU Features & Specifications
Indicators CPU315, CPU320 & CRU320
Eight CPU LEDs indicate the operating status of various CPU functions.
Two Comm LEDs indicate activity on COM1 and COM2.
LED State
On
Blinking
CPU OK
CPU OK
RUN
OUTPUS ENABLED
RUN
OUTPUTS
ENABLED
I/O FORCE
BATTERY
SYSTEM FAULT
COM1
COM2
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After initialization sequence is complete.
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Low battery detection requires hardware revision –Fx or later and a smart battery. For details, refer to the PACSystems
Battery and Energy Pack Manual, GFK-2741.
80
Off
On Green
Off
Blinking Green
Other LEDs off
Blinking in unison
On Green
Off
On Green
Off
On Yellow
Off
Blinking Red
On Red
On Red
Blinking Green
PACSystems* RX7i, RX3i and RSTi-EP CPU Reference Manual
CPU Operating State
CPU has passed its power-up diagnostics and is
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functioning properly.
CPU problem. RUN and OUTPUTS ENABLED LEDs
may be blinking in an error code pattern, which can
be used by technical support for troubleshooting.
This condition and any error codes should be
reported to your technical support representative.
CPU in Stop/Halt state; possible watchdog timer
fault. Refer to the fault tables. If PME cannot
connect, cycle power with battery attached and
refer to fault tables.
CPU is in boot mode and is waiting for a firmware
update through a serial port.
CPU is in RUN Mode.
CPU is in STOP Mode.
Output scan is enabled.
Output scan is disabled.
Override is active on a bit reference.
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Normal battery
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Battery low
Battery has failed or is not attached
CPU is in Stop/Faulted mode because a fatal fault
has occurred.
Signals activity on corresponding serial port.
3
GFK-2222AD