Overview of Alarms
11/2006
PLC alarms
2-820
©
Siemens AG, 2006. All rights reserved
SINUMERIK, SIMODRIVE Diagnostics Manual (DA), 11/2006 Edition
400275
Direct keys 2 failed
Definitions:
Direct keys 2: internal timeout has expired.
Reaction:
Alarm display.
Remedy:
Check connection to direct key module
Program
Continuation:
Internal
400276
Pointer parameter direct keys 1 incorrect
Definitions:
Pointer incorrectly defined
Reaction:
Alarm display.
Remedy:
Correct the pointer
Program
Continuation:
Switch control OFF - ON.
400277
Pointer parameter direct keys 2 incorrect
Definitions:
Pointer incorrectly defined
Reaction:
Alarm display.
Remedy:
Correct the pointer
Program
Continuation:
Switch control OFF - ON.
400551
Fault on MPI/DP bus
Definitions:
Error detected on I/O bus
Reaction:
Alarm display.
Remedy:
Check I/Os, rectify I/O fault
Program
Continuation:
Internal
400552
Fault on DP bus
Definitions:
Error detected on I/O bus
Reaction:
Alarm display.
Remedy:
Check I/Os, rectify I/O fault
Program
Continuation:
Internal
400553
Fault on PROFINET bus
Definitions:
Error detected on I/O bus
Reaction:
Alarm display.
Remedy:
Check I/Os, rectify I/O fault
Program
Continuation:
Internal
400601
Configuration loading points incorrect
Definitions:
The PLC configuration in the DB4 does not match the NC configuration
Reaction:
Alarm display.
Remedy:
Correct tool management start-up
Program
Continuation:
Switch control OFF - ON.