What is Philips CT error code TUBE-KW-LIMIT?

Exposure parameters exceed the X-ray tube's kW (power) rating. It is reported by the Generator (GEST) on DuraDiagnost F30 DR CT systems. Severity: Warning; subsystem: X-ray Generator (GEST).

What should a field engineer do about TUBE-KW-LIMIT?

Switch to the large focal spot or reduce any exposure factor, per the OEM message.. Isolate the X-ray Generator (GEST) subsystem and follow the status-code troubleshooting in the service manual. FSELIB documents the full diagnosis and remedy for the DuraDiagnost F30 DR.

WarningX-ray Generator (GEST)

TUBE-KW-LIMIT — Exposure parameters exceed the X-ray tube's kW (power) rating

Philips CT error code, reported by the Generator (GEST).

What TUBE-KW-LIMIT means

On DuraDiagnost F30 DR CT systems, status code TUBE-KW-LIMIT indicates: Exposure parameters exceed the X-ray tube's kW (power) rating. The code originates in the X-ray Generator (GEST) section of the Generator (GEST). Severity level warning (Warning).

Reported action: Switch to the large focal spot or reduce any exposure factor, per the OEM message..

From the Generator "Messages to Operator and User" table in the Philips DuraDiagnost F30 DR Technical Manual (DMR293226 REV 04). Shown when the exposure parameters for the selected exam are beyond the operating kW range of the X-ray tube (or filament).

Full troubleshooting for TUBE-KW-LIMIT

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

Open the Activion16 service manual

Related X-ray Generator (GEST) codes

TUBE-CURRENT-FAILUREX-ray tube current is out of tolerance TUBE-FIL-LIMITExposure technique exceeds the X-ray tube filament operating limit TUBE-HOUSING-OVERHEATTube housing overheated — exposure blocked until it cools TUBE-KV-LIMITSelected exam kV is beyond the X-ray tube's kV range WAITING-FIL-COOLGenerator is waiting for the filament to cool during tube calibration X-RAY-DEFAULT-LOADEDX-ray generator firmware upload completed successfully 10052Application error on the Eleva Workspot when the operating-software DVD is not removed E061ABeam1 X signal path error

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Source: Philips DuraDiagnost F30 DR Technical Manual (DMR293226 REV 04) — Generator User Messages table. Reference information re-authored by FSELIB — not a copy of the OEM manual.