Siemens SINUMERIK 840D sl Series Diagnostics Manual page 611

08/2005
The alarm is displayed when the MMC is started for the first time and NC/PLC startup has
not yet been completed or when the communication with these components is disturbed.
With this alarm, all display values connected to the NC/PLC will become invalid.
Disturbances of that kind are normal during control start (e.g. after reset).
Reactions: - Alarm display.
Remedy: The alarm will disappear automatically as soon as the error situation has been cleared.
If this alarm continues to be displayed, there can be all different kinds of reasons for the
error ( e.g. open circuit, no startup of NC/PLC, erroneous address/baudrate configuration
of one of the bus nodes, ... ).
Program Con- Internal
tinuation:
120301
Faulty entry for hardkey 'Program' in Keys.ini.
Definitions: The configuration in Keys.ini is wrong.
Reactions: - Alarm display.
Remedy: In Keys.ini, the parameter ChildTask:=26 has to be set in the line KEY2.0=.
The alarm can also be acknowledged manually via diagnostics.
Program Con- Internal
tinuation:
120302
The selection is not possible. A program has to have been edited first via the area
'Program'.
Definitions: A program can only be selected via the hardkey program if a program has already been
edited in the program area.
Reactions: - Alarm display.
Remedy: The alarm disappears automatically as soon as a program is edited or simulated in the
program area.
The alarm can also be acknowledged manually via diagnostics.
Program Con- Internal
tinuation:
120303
The selection is not possible. The edited file %1 no longer exists.
Parameters: %1 = Program name with path
Definitions: The file edited last in the program area has in the meantime been deleted.
Reactions: - Alarm display.
Remedy: The alarm disappears automatically as soon as a program is edited or simulated in the
program area.
The alarm can also be acknowledged manually via diagnostics.
Program Con- Internal
tinuation:
120304
The selection is not possible. The file %1 has insufficient read rights.
Parameters: %1 = Program name with path
Definitions: The file has insufficient read rights for the current access level.
Reactions: - Alarm display.
Remedy: Set the required read rights by means of keyswitch or password entry.
The alarm disappears automatically as soon as a program is edited or simulated in the
program area.
The alarm can also be acknowledged manually via diagnostics.
Program Con- Internal
tinuation:
© Siemens AG, 2005. All rights reserved
SINUMERIK 840D sl/840D/840Di/810D Diagnostics Guide (DA), 08/2005 Edition
Overview of Alarms
2-611