ABB Error 0742 — AD converter fault
ErrorABB 0742 (“AD converter fault”): Excessive offset error detected on the current AD converter. Likely part: AD converter (AD converter).
Updated 2026-10-22 · LogrobotLM reference
What it means
Excessive offset error detected on the current AD converter.
What to check
- Replace the computer board (containing the legacy AD converter).
- Note: Will become the drive drift or offset error 33106 on S4/S4C.
Part to check / replace
ABB 0742 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
Same hardware involved
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 →