Siemens Sinumerik 840C Diagnostics Manual page 47

04/96
07/97
2194 There is no FIFO
Scan
After POWER ON or warm start
S
Effect
Function is not executed
S
Interlocking of NC START
Explanation
FIFO has been assigned to a channel but has not been activated.
S
Remedy
Correct program
S
Check NC MD
S
Have service personnel check the function option
S
Have function option retrofitted
Note
Applies up to SW 2
2195 Too many FIFO channels defined
Scan
At POWER ON or warm restart
S
Effect
Interlocking of NC START
S
Machining not possible
Explanation
The FIFO memory can be assigned to a maximum of two channels
S
Remedy
Check NC MD
Note
Applies up to SW 2
2260 Incorrect parameters "Ext. stop"
Scan
When configuring G421–6.
Effect
Machining stops
Explanation
1. Axis/spindle already involved in extended stopping and retraction.
2. Axis/spindle already involved through G422/5/6 in extended stopping and retraction.
Remedy
Check and modify programming/parameterization.
Note
Applies as from SW 4. Alarm is displayed with reference to channel
2500 Program is being edited
Scan
At NC START
S
Effect
Interlocking of NC START
S
Machine stops
Explanation
NC START calls a program which is in the process of being edited
Remedy
Terminate editing
2501 Program is being read-in
Scan
At NC START
S
Effect
Function is not executed
S
Interlocking of NC START
Explanation
NC START calls a program which is in the process of being read in through the computer link or from disk from the
MMC.
Remedy
Wait for the end of the read-in process
2502 Program already exists
Scan
When starting a program from external
S
Effect
NC START is interrupted
Explanation
The alarm is displayed
S
If a program with the same program no. as the program to be processed externally is already in the part pro-
gram memory.
S
Remedy
Rename or delete the program which already exists
Note
Channel-specific
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Siemens AG 2001 All rights reserved 6FC5198–jAB40
SINUMERIK 840C / SIMODRIVE 611–D (DA)
1 Alarms
1.5.1 Alarm description
Reset key
Reset key
Reset key
Acknowledgement key
Acknowledgement key
Reset key
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