Code V01-0004: Safe para storage memory err 1
Issue Description & Safety Warning
The Mitsubishi M800/M80 CNC has triggered a critical Safe para storage memory err 1 alarm. Immediate attention from a qualified operator or maintenance technician is required to prevent secondary damage to the equipment or spoiled parts during the manufacturing cycle. Always ensure standard safety and LOTO procedures are followed before accessing electrical cabinets.
Official Troubleshooting Steps
Details Safety parameter (for internal processing) which is saved in the memory is illegal value. Remedy Input Safety parameter file and turn power ON again. Clear the memory. (All data on the memory will be initialized. Back up the data as needed.) When the above action does not help restoring, memory may be faulty. Contact our service center.
Source: Mitsubishi M800/M80/E80 Series Alarm/Parameter Manual (IB-1501279)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
About Mitsubishi M800/M80 CNC Alarms
Mitsubishi controllers include extensive self-diagnostics that flag or halt the machine when a fault is detected. Error code V01-0004 on the M800/M80 CNC identifies one specific fault condition — its documented cause and the official corrective steps are listed above, sourced from Mitsubishi's service documentation. Always confirm against the manual for your exact machine configuration and follow LOTO procedures before servicing.
Complete Alarm List: 722 Mitsubishi M800/M80 CNC codes.
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