CertiGuide to A+ (A+ 4 Real)  9  Chapter 4: Diagnosing and Troubleshooting in the Windows OS

Windows 9x Boot Sequence 1 2 3 Real World Scenario: How Might a Black Screen Error Happen?

SCSI Driver Problem

Solution: fdisk /mbr or fixmbr in Recovery Console.

Unformatted floppy in the floppy drive, by any chance?

Corrupt IO.SYS, MSDOS.SYS, or both.

Solution: SYS command, such as SYS C:

IO.SYS is missing.

Solution: SYS command, such as SYS C:

A line in config.sys to load a himem.sys is missing:

A line like this is needed: DEVICE=C:\WINDOWS\HIMEM.SYS

That is what it means. You will load Windows 9x without it. You can only choose Command Prompt mode from F8 menu. Obviously, you need to copy the file back. If the file is corrupted run Scandisk to check disk problems.

Windows 9x Boot Sequence 1 2 3 Real World Scenario: How Might a Black Screen Error Happen?