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Error conditionGantry / rotation

3309Vertical movement of couch error, Insufficient voltage of Main Power Supply(ALM:13)

Canon Medical (Toshiba) CT error code, reported by the console error system (EMS).

What 3309 means

On Aquilion 16 and Aquilion RX and Aquilion ONE and Aquilion S16 and Asteion Super4 and Activion16 CT systems, status code 3309 indicates: Vertical movement of couch error, Insufficient voltage of Main Power Supply(ALM:13). The code originates in the Gantry / rotation section of the console error system (EMS). Severity level error (Error condition).

Reported action: Couch error detected. Please raise and down by gantry control and try again. If problem persists call service..

Reported by the Toshiba/Canon CT console error system (errmsg.eng / EMS error message table), shared across the Aquilion, Asteion and Activion CT platforms.

Full troubleshooting for 3309

The complete diagnosis, cause tree, and step-by-step remedy for the Gantry / rotation subsystem are documented in the FSELIB Canon Medical (Toshiba) service manual — re-authored, web-first, with real figures.

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Related service procedures

Discuss 3309 with other field engineers in the FSELIB forum

Source: errmsg.eng — Toshiba/Canon CT console (EMS) error message table. Reference information re-authored by FSELIB — not a copy of the OEM manual.