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10 NC Start-Up with HMI Advanced
10.10 NC/PLC diagnosis (840Di SW 2.3 and higher)
Group: PLC
10-396
S
NCK reset
The "NCK Reset" button initiates an NCK POWER ON reset.
On NCK POWER ON reset, all machining activities are aborted. Maximum
deceleration for drives in motion does not take place at the acceleration
characteristic but at the current limit.
After start–up, the NC status is Reset. Machine and user data are not
changed.
S
General NCK reset
The "General NCK reset" button initiates a NCK–POWER ON reset followed
by ageneral NCK reset.
All active machining processes are aborted as described for "NCK reset".
After start–up, the NC status is Reset. All machine and user data have been
deleted and the standard machine data loaded.
Notice
After "General NCK resetart", it is necessary to recommission the NC or load a
series start–up file (see Section 14, Page 14-449).
S
Acknowledging Alarm 4065
The "Acknowledge Alarm 4065" acknowledges alarm:
S
Alarm: "4065 Battery-backed memory has been restored from the
backup copy disk (possible data loss)"
and triggers a NCK–POWER ON reset.
To acknowledge the alarm per soft key, it is necessary to switch to the next
soft key bar per ETC.
Note
Alarm 4065 can also be acknowledged with a NCK–POWER ON reset per
"General NCK reset". Then, the NC must be recommissioned or a series ma-
chine start-up file (see Chapter 14, Page 14-449) loaded.
The PLC group combines the following functions:
S
PLC RUN–P
Use the button PLC "RUN–P" to bring the PLC to the status "RUN–PRO-
GRAMMING". In this state, it is possible to modify the PLC user program
without activating the password.
S
PLC RUN.
Use the button "PLC RUN" to bring the PLC to the "RUN" status. Only read
access via a programming unit is possible in this operating state. Changes
cannot be made to the PLC user program until the password has been set.
 Siemens AG, 2003. All rights reserved
SINUMERIK 840Di Manual (HBI) – 06.03 Edition
06.03

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