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8
IC695CPE400 Rackless CPU Quick Start Guide
GFK-3002G
Status Indicators (LEDs)
LED
LED State
Operating State
PLC
MODE
1
On Green PLC is in RUN mode.
Off
PLC is in STOP mode.
RUN
Blinking
in unison
CPU is updating an internal programmable
hardware device.
OE
PHY
PRES
On Green TPM Physical Presence (not functional).
Off
SSD
On Green Activity detected on Solid State Disk.
Off
No activity detected on Solid State Disk.
TEMP
On Red
CPU Overtemperature condition detected.
Off
Overtemperature condition not detected.
OK
On Green CPU has passed its power-up diagnostics and is
functioning properly.
(Following initialization
sequence.)
Off
Power is not applied or CPU has a problem.
Blinking;
All other
LEDs off
PLC in STOP/Halt state; possible watchdog timer
fault. If the programmer cannot connect, cycle
power with charged Energy Pack attached and
refer to fault tables.
OK
Blinking
alternatel
y
CPU encountered a Secure Boot Error.
OE
1
This LED is located between the RUN and STOP pushbuttons. It indicates the PLC Mode.