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IDE ATA and ATAPI disks use PIO mode after multiple time-out or CRC errors occur

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KB Article: https://support.microsoft.com/kb/817472

INTRODUCTION

After you suspending and resume your computer several times, hard disk performance may be reduced. If you use Device Manager to view the properties of the IDE channel towhich the drive is connected, the Advanced Settings tab may show that the current transfer mode for the drive is "PIO Mode."