Installing MS-DOS on a Tandy 1000SL, SL2, TL, TL2, or RL (75076)


The information in this article applies to:
    • Microsoft MS-DOS operating system 5.0
    • Microsoft MS-DOS operating system 5.0a
    • Microsoft MS-DOS operating system 6.0
    • Microsoft MS-DOS operating system 6.2
    • Microsoft MS-DOS operating system 6.21
    • Microsoft MS-DOS operating system 6.22
This article was previously published under Q75076

SUMMARY

Before installing Microsoft MS-DOS version 5.0 or later on a Tandy 1000SL, SL2, TL, TL2, or RL, you must follow the procedure outlined below to disable the ROM DOS functionality of the machine.

MORE INFORMATION

    • Insert the original MS-DOS 3.3 floppy disk into drive A.
    • At the A prompt, type SETUPxx, where "xx" is the computer's initials (for example, SETUPRL).
    • The BIOS/ROM DOS SETUP program loads, displaying a menu of options. Press the UP and DOWN ARROW keys to select options. Press the LEFT and RIGHT ARROW keys to change settings. The current settings are highlighted.
    • Use the DOWN ARROW key to select the PRIMARY START-UP DEVICE option. The choices are ROM and DISK, with ROM being the default.
    • Press the RIGHT ARROW key to highlight DISK.
    • Using the DOWN ARROW key, select the INITIAL START-UP DEVICE option. The choices are MS-DOS and DESKMATE, with DESKMATE as the default.
    • Use the RIGHT ARROW key to highlight MS-DOS.
    • Press F1 to update the EEPROM.
    • Restart the computer and proceed to install MS-DOS.
The products included here are manufactured by Tandy, a vendor independent of Microsoft; we make no warranty, implied or otherwise, regarding these products' performance or reliability.
Modification Type: Major Last Reviewed: 5/12/2003
Keywords: KB75076
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