Siemens SINUMERIK 840D sl Series Diagnostics Manual page 433

08/2005
- NC Start disable in this channel.
- Interface signals are set.
- Alarm display.
- NC Stop on alarm.
Remedy: Check machine data configuration.
Program Con- Switch control OFF - ON.
tinuation:
28009
NCU link: conflict in bus parameters of NCU %1
Parameters: %1 = NCU number
Definitions: Error message of the NCU link module. When the NCU link was powered up, the local
NCU (indicated by the alarm) detected a conflict between its timer bus configuration and
the configuration of the NCU in the alarm parameter.
Reactions: - NC not ready.
- Channel not ready.
- NC Start disable in this channel.
- Interface signals are set.
- Alarm display.
- NC Stop on alarm.
Remedy: Check machine data configuration.
Program Con- Switch control OFF - ON.
tinuation:
28010
NCU link: the NCU %1 has not received a message
Parameters: %1 = NCU number
Definitions: Error message of the NCU link module. During operation of the NCU link, a message from
the local NCU to the NCU specified in the alarm parameter has failed. A hardware error
may have occurred (e.g. sporadic disturbances on the communication line).
Reactions: - NC not ready.
- Channel not ready.
- NC Start disable in this channel.
- Interface signals are set.
- Alarm display.
- NC Stop on alarm.
Remedy: The message does not fail until several attempts have been made to repeat the communi-
cation. The number of repetitions can be increased with MD LINK_MAX_RETRY_CTR.
Program Con- Switch control OFF - ON.
tinuation:
28011
IPO time insufficient for NCU link. Link cycle time: %1
Parameters: %1 = Microseconds
Definitions: Error message of the NCU link module. All messages must be transmitted within one
interpolator cycle. This applies particularly to message retries. The time was not sufficient!
The parameter indicates how many microseconds the NCU link module needs in order to
send the message.
Reactions: - NC not ready.
- Channel not ready.
- NC Start disable in this channel.
- Interface signals are set.
- Alarm display.
- NC Stop on alarm.
© Siemens AG, 2005. All rights reserved
SINUMERIK 840D sl/840D/840Di/810D Diagnostics Guide (DA), 08/2005 Edition
Overview of Alarms
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