Siemens SINUMERIK 840Di Diagnostic Manual page 819

11/2006
400267 Access error
Definitions: MCP or HHU data could not be accessed
Reaction: Alarm display.
Remedy: Check the MCP or HHU parameters of the FB1.
Program Switch control OFF - ON.
Continuation:
400268 Error in internal communication with machine control panel 1, internal
error code: %Z
Definitions: Communication error between CP and PLC.
Reaction: Alarm display.
Remedy: Check MCP parameter of FB1, MCP1Stop, switch TRUE->FALSE
Program Switch control OFF - ON.
Continuation:
400269 Error in internal communication with machine control panel 2, internal
error code: %Z
Definitions: Communication error between CP and PLC.
Reaction: Alarm display.
Remedy: Check MCP parameter of FB1, MCP2Stop, switch TRUE->FALSE
Program Switch control OFF - ON.
Continuation:
400270 Error in internal communication with handheld unit, internal error code:
%Z
Definitions: Communication error between CP and PLC.
Reaction: Alarm display.
Remedy: Check HHU parameter of FB1, HHUStop, switch TRUE->FALSE
Program Switch control OFF - ON.
Continuation:
400271 Direct keys 1 communication error, internal error code: %Z
Definitions: Communication error between CP and PLC.
Reaction: Alarm display.
Remedy: Check OpKey parameter
Program Internal
Continuation:
400272 Direct keys 2 communication error, internal error code: %Z
Definitions: Communication error between CP and PLC.
Reaction: Alarm display.
Remedy: Check OpKey parameter
Program Internal
Continuation:
400274 Direct keys 1 failed
Definitions: Direct keys 1: internal timeout has expired.
Reaction: Alarm display.
Remedy: Check connection to direct key module
Program Internal
Continuation:
© Siemens AG, 2006. All rights reserved
SINUMERIK, SIMODRIVE Diagnostics Manual (DA), 11/2006 Edition
Overview of Alarms
PLC alarms
2-819