Siemens Sinumerik 840C Diagnostics Manual page 54

1 Alarms
1.5.1 Alarm description
3011 Axis twice or too many axes
S
Scan
When executing a part program
S
Effect
Machining stops
S
Explanation
An axis has been programmed twice in the same block
S
More than five axes have been programmed
S
Remedy
Check the faulty block in the "Correction block" display
S
If possible the cursor is positioned in front of the faulty word
S
The number of the faulty block is after the alarm number in the alarm line
Note
Alarm is displayed with reference to block and channel
3012 Block does not exist in memory
S
Scan
On block search or jumps in the part program
S
Effect
Machining stops
S
Interlocking of "NC START"
S
Explanation
On block search, the block number is not available in the program.
S
On jumping in the program, the programmed block number cannot be found.
S
Program which does not conclude with M30, M17
S
The alarm is displayed
– if a forward jump has been programmed outside the maximum memory area with "Execution from
external". (The target of the jump cannot be read in to the available memory area)
– when backward jumps or jumps to the present block location have been programmed
S
Remedy
Check the part program as regards the correct block number target or the correct program conclusion with
M30/M02 or M17.
– Increase maximum memory for "Execution from external" (MD 30)
– Reduce jump distance
– Delete backward jumps or jumps to the present block location.
Note
Alarm is displayed with reference to block and channel
3014 Axis disabled in channel
S
Scan
When executing a part program
S
Effect
Machining stops
Explanation
The programmed axis is disabled for this channel by means of the NC machine data "Axis not valid for channel 1,
2, 3 or 4".
S
Remedy
Observe the programming notes of the machine manufacturer.
S
Correct machine data if necessary.
Note
Alarm is displayed with reference to block and channel
3015 Main block not in memory
S
Scan
On automatic block search
S
Effect
Processing is not started
Explanation
No main block was found in front of the target block during an automatic block search.
S
Remedy
Check target block
S
Use another block search
Note
Channel-specific
Applies up to SW 2 only
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SINUMERIK 840C / SIMODRIVE 611–D (DA)
04/96
07/97
Acknowledgement key
Reset key
Acknowledgement key
Acknowledgement key