SERVICE MANUAL - 北京天勤安捷技术发展有限公司
Contents
1. SD trouble Is the DAS power supply voltage proper G Defective DAS power supply OK Offset SD checked by DCA REF ch NG gt 50 Offset SD checked with the detector cable isconnected Defective REF detector _ r 3 rouble in the GS X ray optical system OK L Check the outputs of the REF detector and the main detector using the DCA Is the mean value for 21 channels within the range of the standards OK X ray tube current OK Trouble in X ray system OK Trouble in the reconstruction system and scan contro i
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