Operating Instructions Chapter 12
M4000 Adv., Adv. A/P, Area
8010797/YT72/2016-02-19 © SICK AG • Industrial Safety Systems • Germany • All rights reserved 107
Subject to change without notice
Fault diagnosis
12.4 Error displays of the 7Gsegment display
T
his section explains the meaning of the error displays on the 7Esegment display and how
to respond to the messages. Please refer to chapter 3.4 “Controls and status indicators”
on page 19 for a description of the 7Esegment display.
Display Possible cause Remedying the error
, ,
or
Inadequate alignment
(in alignment mode)
Re-align sender and receiver (see page 90).
The display goes off after 2 minutes.
The light path is
interrupted
(in normal operation)
Rectify the cause of the interruption in the light
path.
Configuration
incomplete
The display goes off automatically once the
configuration has been successfully transferred.
If the display does not go off:
Check the configuration of the system using the
CDS (Configuration & Diagnostic Software).
Re-transfer the corrected configuration to the
system.
or
EDM error
(see also page 46)
Check the contactors and their wiring, eliminate
any wiring errors, if necessary.
If is displayed, switch the device off and back
on again.
Reset button fault Check the reset button for correct function. The
button may be defective or stuck.
Check the wiring of the reset button for any
short-circuit to 24 V.
7)
Override time ex-
ceeded by 60 minutes
Or:
No completely error-
free muting cycle
within 60 minutes
after first operation of
the control switch for
override
Switch the device off and back on again for at
least 3 seconds.
If the error continues to occur:
Ensure the muting sensors are correctly
positioned and are working correctly and that the
muting lamp is in correct working order.
Permissible number of
override statuses
exceeded (see Tab. 26
on page 61)
7)
This error display only occurs in conjunction with a UE403 or a sens:Control device.
74segment display
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