B1980000 — The cooling fan used in data transfer system (1) is abnormal
Canon Medical (Toshiba) CT error code, reported by the GTS (Gantry + Table System) controller.
What B1980000 means
On Activion16 and Aquilion RX CT systems, status code B1980000 indicates: The cooling fan used in data transfer system (1) is abnormal. The code originates in the Gantry cooling section of the GTS (Gantry + Table System) controller. Severity level A0 (Alarm — low severity).
Reported action: Although scanning is possible, contact your service representative..
Toshiba / Canon Medical CT systems that use the GTS (Gantry + Table System) controller, including the Activion16 (TSX-031A) and the Aquilion family.
Full troubleshooting for B1980000
The complete diagnosis, cause tree, and step-by-step remedy for the Gantry cooling subsystem are documented in the FSELIB Activion16 (TSX-031A) service manual — re-authored, web-first, with real figures.
Open the Activion16 service manualRelated Gantry cooling codes
Source: Toshiba/Canon CT service error message table (errmsg.eng). Reference information re-authored by FSELIB — not a copy of the OEM manual.