## Physical Device Driver Reference

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### CDROMDISK_LOCKUNLOCKDOOR (46h) - Lock/Unlock Door

Category:
IOCTL_CDROMDISK (80h)
Function:
CDROMDISK_LOCKUNLOCKDOOR (46h)
Description:
Lock/Unlock Door

Select an item:

    Description
    Parameter Packet Format
    Data Packet Format
    Returns
    Remarks

This function locks and unlocks the drive door. When the drive door is locked, it cannot be opened from the front control panel of the drive. This command can be issued while the drive is playing.