Information / dialogScan System (SS)

807A1200 — Aborted helical scan

Canon Medical (Toshiba) CT error code, reported by the Scan System (SS).

What 807A1200 means

On Aquilion RX / V4-62R004 and V3.20R003 and Aquilion ONE / V4.2 and Aquilion S16 and Asteion Super4 and Aquilion 16 CT systems, status code 807A1200 indicates: Aborted helical scan. The code originates in the Scan System (SS) section of the Scan System (SS). Severity level 0 (Information / dialog).

Reported action: Check the Scan System (SS) log for the entry recorded at the moment of the abort to see what ended the acquisition, then repeat the helical scan with the same protocol. If helical scans keep aborting, have the Scan System (SS) status reviewed by service..

Reported on Aquilion 16, Aquilion RX/V4-62R004, Aquilion ONE/V4.2, Aquilion S16, Asteion Super4 and V3.20R003. It comes from the 2:Device SS table, where the OEM text reads "Aborted Helical Scan." — the helical acquisition did not run to completion.

Full troubleshooting for 807A1200

The complete diagnosis, cause tree, and step-by-step remedy for the Scan System (SS) subsystem are documented in the FSELIB Activion16 (TSX-031A) service manual — re-authored, web-first, with real figures.

Open the Activion16 service manual

Related Scan System (SS) codes

80000000Scan system error, possible system call failure807A1101Couch movement interrupted80FC0000Warmup interrupted90F10000Error occurred in the scan system (SS)00000001RECON unit ended abnormally, reconstruction queue full00000002RECON unit timed out — restart the reconstruction queue00000003RECON unit failed to start — delete the reconstruction queue00000004Helical scan aborted, reconstruction request not accepted

Related service procedures

Run the console malfunction-diagnosis program (hwtest)Console (Diagnostics)Run the independent MHR PWB test (diagnostics) from the RTM terminalConsole (Diagnostics)Remove the host PC unit (PX74-07959 GR-1/GR-2)Console (Operation)Remove the host PC unit (PX74-08766 GR-1/GR-2)Console (Operation)Remove and install an RDD disk/power-supply unit (Rorke Data)Console (Recon)Remove and install an RDD fan unit (Rorke Data)Console (Recon)
Discuss 807A1200 with other field engineers in the FSELIB forum

Source: errmsg.eng — 2:Device SS table. Reference information re-authored by FSELIB — not a copy of the OEM manual.