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故障现象:开机后软盘驱动器A指示灯亮,但无任何动作。插入软盘后,驱动器既不读,也不回“00”道,无任何动作。用高级诊断程序诊断出现“601S”错误提示。
Symptoms: boot floppy drive A indicator light, but without any action. Insert the floppy disk, the drive neither read nor “00” Road, without any action. Diagnose “601S” error with advanced diagnostics.