LogrobotLM

LogrobotLM — AI fault diagnosis for ABB · KUKA · FANUC robots. It reads your robot backup in your browser (never uploaded) and pinpoints the fault. Try it free →

ABB Error 0722 — Drive fault

Error

ABB 0722 (“Drive fault”): Erroneous 'POWER UP-N' power status signal from the drive system. Likely part: Drive (Drive).

Updated 2026-10-22 · LogrobotLM reference

What it means

Erroneous 'POWER UP-N' power status signal from the drive system.

What to check

  • A Replace the rectifier.
  • B Check the computer-to-drive ribbon cable.
  • C Replace the board.
  • Note: Equivalent to the axis drive start-up fault (39434) on IRC5.

Part to check / replace

ABB 0722 points to the hardware below — start here before ordering.

Tap a part for every code that points to it — and verify the exact variant for your controller before ordering.

Related codes

508Floppy disk drive fault509Axis / resolver fault510CPU / PROM fault

Same hardware involved

0701Drive0702Drive0723Drive0724Drive

Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. How this reference is built →