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148
MPU LEDs
CAUTION:
To avoid damaging the file system on the CF card, do not remove the CF card when the CF LED is
flashing.
Figure 129 RPE-X1 LEDs
Table 72 RPE-X1 LED description
LED Status
Description
(green)
RUN
Off
No power input is available, or the RPE-X1 has failed.
Slow flashing (1
Hz)
The RPE-X1 is operating correctly.
Fast flashing (8
Hz)
The application software is being loaded (in this case,
never power off the device or hot-swap the RPE-X1;
otherwise the RPE-X1 might be damaged).
(green)
ACT
Off
The RPE-X1 is in standby state.
Steady on
The RPE-X1 is in active state.
(red)
ALM
Off
The system is operating correctly and no alarm has
occurred.
Steady on
A fault has occurred on the system or the available
power is insufficient. In this state, identify the system
log immediately.
Fast flashing (8
Hz)
A critical fault has occurred to the system. In this state,
handle the fault immediately.
(yellow/green)
LINK/ACT
Steady yellow
A 10/100 Mbps link is present.
Steady green
A 1000 Mbps link is present.
Flashing yellow
Data is being received or transmitted at 10/100 Mbps.
Flashing green
Data is being received or transmitted at 1000 Mbps.
(green)
CF
Off
No CF card is present or the CF card is not
recognizable.
Steady on
A CF card is in position and has been detected.
Flashing
The system is accessing the CF card. In this state, do
not remove the CF card.
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