代碼 201954: <location>CU DRIVE-CLiQ: Synchronization unsuccessful
問題描述與安全警告
Siemens SINUMERIK 840D CNC 觸發了嚴重的 <location>CU DRIVE-CLiQ: Synchronization unsuccessful 警報。需要由合格的操作員或維修技師立即處理，以防止在製造週期中對設備造成二次損壞或導致零件報廢。在接觸電氣控制箱之前，請務必確保遵循標準安全和停機掛牌 (LOTO) 程序。
官方故障排除步驟
Message value: %1 Drive object: All objects Reaction: OFF2 Acknowledge: IMMEDIATELY (POWER ON) Cause: After the drive system is powered up, the synchr onization between the basic clock cycle, DRIVE-CLiQ clock cycle and application clock cy cle was started and was not able to be successfully completed. Fault value (r0949, interpret decimal): Only for internal Siemens troubleshooting. Remedy: 1. Ensure perfect functioning of the DRIVE-CLiQ. 2. Initiate a new synchronization, e.g. as follows: - remove the PROFIBUS master and re-insert again. - restart the PROFIBUS master. - power down the Control Unit and power it up again. - press the Control Unit reset button. - reset the parameter and download the saved parameters (p0009 = 30, p0976 = 2).
Source: SINUMERIK 840D sl / 840Di sl / SINAMICS S120 Diagnostics Manual (DAsl, 03/2009)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
關於 Siemens SINUMERIK 840D CNC 警報
由 Siemens 製造的工業控制器具有廣泛的診斷系統，用於保護內部電路和機械連桿。當 SINUMERIK 840D CNC 出現類似 201954 的錯誤代碼時，通常表示指令值與實際感測器回饋之間存在不匹配。
完整警報清單: 4014 Siemens SINUMERIK 840D CNC 代碼s.
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