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故障现象：正位（LC）枢轴有时候转动正常，有时候转动一下就突然停止。主控制台（ADVANTX系列）等离子显示屏显示错误码4AFl，LC／LP（正位／侧位）控制柜中CPU板上数码管显示故障诊断码为61，提示正位枢轴控制部分出现异常。检查分析：美国GE公司的ADVANTXLC／LP数字减影仪正
Failure phenomenon: The positive (LC) pivot sometimes rotates normally, sometimes stopping suddenly when it rotates. The main console (ADVANTX series) plasma display error code 4AFl, LC/LP (positive/side position) digital display error diagnosis code on the CPU board in the control cabinet is 61, indicating that the positive pivot control part is abnormal. Inspection and Analysis: American AD’s ADVANTXLC/LP Digital Subtractor