Siemens SINUMERIK codes
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Siemens SINUMERIK Controller

Program/G-code · Intermediate · 30-120 minutes

Alarm 14756

Siemens 14756 - Block motion synchronous action: wrong value

Illegal value Control reaction: NC Start disable in this channel. Interface signals are set. Alarm display. NC Stop on alarm.

Siemens SINUMERIKProgram/G-codeIntermediate30-120 minutes

14756

Siemens 14756 - Block motion synchronous action: wrong value

Block motion synchronous action: wrong value

Illegal value Control reaction: NC Start disable in this channel. Interface signals are set. Alarm display. NC Stop on alarm.

Safety

  • Only qualified personnel should diagnose and clear control alarms; follow the machine builder's safety procedures and lockout/tagout where hardware work is required.

Common Causes

  • Illegal value

Troubleshooting Steps

  1. 1Modify part program.
  2. 2Clear alarm with NC START or RESET key and continue the program

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