ABB DSQC 633 — Serial Measurement Board (SMB)
ABB spare part — Updated 2026-09-16
Also written “DSQC633”, “DSQC-633”.
ABB DSQC 633 — Serial Measurement Board (SMB) — is referenced by 9 ABB fault codes in the LogrobotLM catalogue — including 38100, 38104, 38203. Those are the faults that put this part under suspicion; confirm the real cause against your robot's backup before ordering a replacement.
Supersession
Superseded by 3HAC046686-001, 3HAC046686-002, 3HAC046686-003, 3HAC046686-004 — order this today.
Fault codes that point to this part
Searching for a DSQC 633? These ABB faults name it among the parts to check. Open any one for the meaning and what to check — then confirm which cause is really yours before ordering.
- 38100SMB / measurement system fault
- 38104Measurement system / resolver fault
- 38203Serial Measurement Board (SMB) fault
- 38204Serial Measurement Board (SMB) fault
- 38205Serial Measurement Board (SMB) fault
- 38206Serial Measurement Board (SMB) fault
- 38207Serial Measurement Board (SMB) fault
- 38211Serial Measurement Board (SMB) fault
- 38212Serial Measurement Board (SMB) fault
Often diagnosed together
Parts cited by the same faults as DSQC 633 — check the whole chain before concluding. · Organes cités par les mêmes défauts que DSQC 633.
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 →