ServoMR-J4Verification pending — cross-check with the official manual
MR-J4 AL.93 — ABS data transfer warning
Trip — immediate stop
CAUSE
Why does it occur?
- - ABS data were not transferred. Detail No. Detail name Cause Check method Check result Action Target 93.1 ABS data transfer requirement warning during magnetic pole detection (
- The Z-phase was not turned on at servo-on. Check if the position within one-revolution is "0". It is "0". (The Z-phase was not turned on.) Turn on the Z-phase and disable the magnetic pole detection. Always make home pos
REMEDY · Step by step
How to fix it?
Check the ABS transmission wiring and communication conditions.
Do not reset repeatedly before identifying the cause. Repeated resets while ignoring a trip/alarm can cause secondary damage (IGBT failure, motor winding damage, etc.).
SOURCE
Related manual page
Summary based on the official Mitsubishi Electric manual. For accurate and complete information, always consult the official manual.
Open official manual ↗