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- OS2.TXT
-
- Notes on upgrading to MS-DOS 6
- ==============================
-
- If you have OS/2 on your computer, and the MICROSOFT
- MS-DOS 6 USER'S GUIDE referred you to the OS2.TXT
- file, carry out the following procedure that corresponds
- to your computer's configuration.
-
- If You Have Neither OS/2 Dual Boot Nor OS/2 Boot Manager
- --------------------------------------------------------
- If you want to remove OS/2 from your computer but want
- to save the data on your hard disk first, carry out the
- following procedure:
-
- To remove OS/2 and save the data on your computer:
-
- 1. Restart your computer using OS/2.
-
- 2. Back up the data files you want to keep onto floppy
- disks by using the COPY command.
-
- CAUTION Do not remove OS/2 system files from your hard disk.
-
- 3. Reinsert Setup Disk 1 in drive A (the startup drive).
-
- 4. Restart your computer by pressing CTRL+ALT+DEL.
-
- 5. When Setup displays the screen about a non-MS-DOS partition
- or non-MS-DOS files, choose to remove the partition or files.
-
- 6. After you finish setting up MS-DOS, copy the data files
- you saved in step 2 from the floppy disks back to your
- hard disk.
-
- If You Have OS/2 Dual Boot with DOS or OS/2 Boot Manager
- with DOS
- --------------------------------------------------------
- When Setup detects OS/2, it displays a "Non-MS-DOS Partition
- Detected" or "OS/2 Files Detected" screen. If Setup
- displayed the "Non-MS-DOS Partition Detected" screen, carry out
- Procedure 1. If Setup displayed the "OS/2 Files Detected"
- screen, carry out Procedure 2.
-
- Procedure 1 To remove OS/2 and save the data on your
- computer:
-
- 1. When Setup displays the "Non-MS-DOS Partition Detected"
- screen, choose the "Continue Setup" option.
-
- 2. After you set up MS-DOS 6, make sure you can access
- your hard disk.
-
- 3. Back up the data files you want to keep onto floppy
- disks or a network drive.
-
- 4. See "Using Fdisk to Configure Your Hard Disk" in the chapter
- "Diagnosing and Solving Problems," and carry out all the procedures
- that appear in the following sections:
-
- o "Making a Startup Disk"
-
- o "Using Fdisk"
-
- o "Deleting Non-MS-DOS Partitions"
-
- o "Deleting Logical Drives"
-
- o "Deleting an Extended MS-DOS Partition"
-
- o "Creating a Primary MS-DOS Partition"
-
- o "Formatting Your Hard Disk"
-
- 5. Restart Setup. To do so, insert Setup Disk 1 in drive
- A or drive B, and then type the following at the command
- prompt:
-
- A:SETUP
-
- or
-
- B:SETUP
-
- 6. After you configure your hard disk, copy the files you
- saved in step 3 back to the disk.
-
- Procedure 2 To remove OS/2 and save the data on your
- computer:
-
- NOTE If you have a version of OS/2 other than version 2.0,
- the names of the OS/2 files and directories on your
- hard disk may differ from those that appear in this
- procedure.
-
- CAUTION Do not remove MS-DOS program files from your computer.
-
- 1. Back up the data files you want to keep onto floppy
- disks or a network drive.
-
- 2. If your Setup disks are compatible with drive A, insert
- Setup Disk 1 in drive A, and then restart your computer by
- pressing CTRL+ALT+DEL. After Setup displays the first
- screen, press F3 twice to quit Setup.
-
- If your Setup disks are not compatible with drive A,
- create a startup disk for drive A. To do so, insert
- Setup Disk 1 in drive B, and then type the following
- at the command prompt:
-
- B:SETUP /F
-
- When prompted, choose to install MS-DOS on the floppy disk
- in drive A. After Setup is finished, leave the startup disk
- in drive A, and then restart your computer by pressing
- CTRL+ALT+DEL.
-
- 3. Make drive C current by typing the following at the command
- prompt:
-
- C:
-
- 4. One by one, make each of the OS/2 directories and
- subdirectories current by using the CD command, and
- then delete all the files in them by using the DEL
- command. For example, to make the SYSTEM subdirectory in
- the OS2 directory current and delete all the files in it,
- type the following at the command prompt:
-
- CD \OS2\SYSTEM
- DEL *.*
-
- 5. After you have deleted all files in these subdirectories,
- delete the subdirectories by using the RD command. For
- example, to delete the SYSTEM subdirectory in the OS2
- directory on drive C, type:
-
- RD C:\OS2\SYSTEM
-
- 6. After you have deleted all subdirectories in the OS2,
- PSFONTS, SPOOL, NOWHERE, and OS!2_2.0_D directories,
- delete all files in these directories by using the DEL
- command.
-
- 7. Delete the OS2, PSFONTS, SPOOL, NOWHERE, and OS!2_2.0_D
- directories by using the RD command.
-
- 8. Move to another disk or directory all the OS/2 files in
- your root directory except the following:
-
- EA DATA.SF
- OS2lDR.MSG
- OS2lDR
- OS2KRNl
- OS2BOOT
- WP DATA. SF
-
- 9. Change to the root directory by typing the following at the
- command prompt:
-
- CD\
-
- 10. Change the attributes of the five files listed
- in step 8 by typing the following at the command
- prompt:
-
- A:\ATTRIB -H -S -R C:\E*.*
- A:\ATTRIB -H -S -R C:\O*.*
- A:\ATTRIB -H -S -R C:\W*.*
-
- 11. Delete the files whose attributes you changed by typing
- the following at the command prompt:
-
- DEL E*.*
- DEL O*.*
- DEL W*.*
-
- 12. Return to the root directory the files that you moved in
- step 8.
-
- 13. Remove disks from all floppy disk drives, and then restart
- your computer by pressing CTRL+ALT+DEL.
-
- 14. Insert Setup Disk 1 in drive A or drive B.
-
- 15. Run Setup again by typing the following at the command prompt:
-
- A:SETUP
-
- or
-
- B:SETUP
-
- If You Have OS/2 Boot Manager Without DOS
- -----------------------------------------
-
- To remove OS/2 and save the data on your hard disk:
-
- 1. Back up the data files you want to keep onto floppy
- disks or a network drive by using the COPY command.
-
- 2. Reinsert Setup Disk 1 in drive A (the startup drive).
-
- 3. Restart your computer by pressing CTRL+ALT+DEL.
-
- 4. When Setup displays the screen about OS/2 or non-
- MS-DOS files, choose to remove OS/2 or the files.
-
- 5. After you finish setting up MS-DOS, copy the data files
- you saved in step 1 back to your hard disk.
-
-