Table of Contents
Advertisement
Quick Start Guide
GFK-2941K
1.2.
Light-Emitting Diode Indicators (LEDs)
Status Indicators
LED
LED State
CPU OK
CPU OK
FORCE
RUN
OUT EN
RUN
OUT EN
FORCE
User Features
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
unison
hardware 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.
Section 1
Sep 2019
6
Advertisement
Table of Contents
