代码 P791-000: VCC mode command illegal
问题描述与安全警告
Mitsubishi M800/M80 CNC 触发了严重的 VCC mode command illegal 警报。需要由合格的操作员或维修技师立即处理，以防止在制造周期中对设备造成二次损坏或导致零件报废。在接触电气控制箱之前，请务必确保遵循标准安全和停机挂牌 (LOTO) 程序。
官方故障排除步骤
Details Vibration cutting mode start command has been given al though the command is disabled during the currently active mode. Remedy Correct the program. Turning tool offset disabled
Source: Mitsubishi M800/M80/E80 Series Alarm/Parameter Manual (IB-1501279)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
关于 Mitsubishi M800/M80 CNC 警报
由 Mitsubishi 制造的工业控制器具有广泛的诊断系统，用于保护内部电路和机械连杆。当 M800/M80 CNC 出现类似 P791-000 的错误代码时，通常表示指令值与实际传感器反馈之间存在不匹配。
完整报警清单: 722 Mitsubishi M800/M80 CNC 代码s.
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