
144
Figure 139 LEDs on the RPE-X1
Table 71 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, check 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.
(green)
USB
Off
No host is connected to the device-mode USB port.
Steady on
A host is connected to the device-mode USB port. The
USB cable can be unplugged in this state.
Flashing
Data is being transmitted or received through the
device-mode USB port. In this state, do not unplug the
USB cable.
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