Siemens SINUMERIK codes
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Siemens SINUMERIK Controller

Servo/Axis · Basic · 10-20 minutes

Alarm 15320

Siemens 840D 15320 - Channel block invalid block search command

The block search command (type of search target) is smaller than 1 or greater than 5. It is entered in column type of the block search window. The following block search orders are allowed. Type Meaning 1 Search for block number 2 Search for label 3 Search for string 4 Search for program name 5 Sear

Siemens SINUMERIKServo/AxisBasic10-20 minutes

15320

Siemens 840D 15320 - Channel block invalid block search command

Channel block invalid block search command

The block search command (type of search target) is smaller than 1 or greater than 5. It is entered in column type of the block search window. The following block search orders are allowed. Type Meaning 1 Search for block number 2 Search for label 3 Search for string 4 Search for program name 5 Sear

Safety

  • Refer to Siemens documentation
  • Ensure qualified technician performs repairs

Common Causes

  • User entered a search type value outside the valid range of 1-5 in the block search window
  • Incorrect parameter input in the Type column during block search configuration
  • Software or interface glitch causing invalid value transmission to the search function
  • Manual entry error when specifying block search criteria

Troubleshooting Steps

  1. 1Open the block search window and verify the Type field contains only values 1 through 5
  2. 2Clear the current search parameters and re-enter the block search command using the correct type value (1=block number, 2=label, 3=string, 4=program name, 5=search function)
  3. 3Check the NC program syntax around the specified block %2 for any malformed search commands
  4. 4Reset the block search function and attempt the search again with valid parameters
  5. 5If error persists, restart the control and verify the program file integrity

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