ER0A — Rotation pulse sampling abnormal
Philips CT error code, reported by the Gantry Rotation Control (Stator Control Board).
What ER0A means
On Access Series CT (6/16/Dual) CT systems, status code ER0A indicates: Rotation pulse sampling abnormal. The code originates in the Gantry Rotation Control section of the Gantry Rotation Control (Stator Control Board). Severity level alarm (Alarm — stator control board error condition).
Reported action: Cross-reference System Error Code 0x5503 in the system log. Follow the Gantry Rotation Prepare Error flow chart (Section 2.4.5); check the rotation pulse sensor/cable and Rotor Control Board (see V26 'Rotating pulse counting' and V32 'Rotating pulse cable' LEDs in Table 1-1)..
Listed in Table 1-3 'Stator Control Board Error Code vs System Error Code' of the Philips Access CT Service Trouble Shooting Guide (459800863401 Rev. C), for the Access Series CT (6/16/Dual) family. Not confirmed for other Philips CT systems.
Full troubleshooting for ER0A
The complete diagnosis, cause tree, and step-by-step remedy for the Gantry Rotation Control subsystem are documented in the FSELIB Activion16 (TSX-031A) service manual — re-authored, web-first, with real figures.
Open the Activion16 service manualRelated Gantry Rotation Control codes
Source: Philips Access CT Service Trouble Shooting Guide — 459800863401 Rev. C. Reference information re-authored by FSELIB — not a copy of the OEM manual.