MSX-E1701: Digital I/O
Use
5.4.2
LED “Status”
The table below contains further information about the LED “Status”.
Table 5-1: LED “Status”
Display
Meaning
Possible cause
Tip
Lights red
Error during
booting
Hardware error (e.g.
RAM)
- Contact us for reparation or
exchange
Blinks red
Damaging
ambiance
conditions
Internal temperature is
outside the working range
(< -40 Cº or > 85 Cº)
- The module should be handled
quickly appropriately
- Under such conditions the
measurement values are inexact
and the whole functions are limited
- Such conditions can damage the
internal components and thus make
the whole system useless
Blinks red/yellow
The system cannot
be accessed via a
network connection
and dangers are
possible to arrive
Internal temperature is low
(LOW) or high (HIGH)
and
network cables are
not connected.
- The module should be handled
appropriately
- Check the Ethernetlinks (see
LEDs
Port 0 ACT/LINK
and
Port 1 ACT 1/LINK
)
- Please observe that in the
meantime also further errors can
occur that prevent data acquisition
(e.g. a short-circuit)
Blinks red/yellow System still works
and communicates
correctly, but
dangers are possible
to arrive
Internal temperature is low
(LOW) or high (HIGH)
The module should be handled
appropriately
Lights yellow
System is
serviceable, but
cannot be accessed
via a network
connection
- System is booting
- Network cables are not
connected
- Wait until the system initialization
is finished (approx. 40 s)
- Check Ethernet connection (see
LEDs
Port 0 ACT/Link
or
Port 1
ACT/Link
)
Blinks yellow
Data acquisition is
not possible, but the
system can be
accessed via a
network connection
- After an update with a
defect firmware
- Essential part works not
correctly
- Short-circuit at the
primary side of one or
several sensors
- Check the diagnotics on the
website of the system
- Check the cables and sensors that
are connected to the module
- Use an updated firmware for your
system
- Contact us for reparation or
exchange
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