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Evergreen Technologies Diagnostic Disk V1.50 1.05
Original official hardware system diag tools for ET 486DX4-100 or 5x86-133 OverDrive for 486 platform, it can be general diag tools for vintage PC platform. The original file is self-extract and get a disk image with .IMA format, which can be open with winimage, exact file to directory or write back to 1.44MB floppy disk.
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