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Floppy Drive Problems (continued)
B
Clean boot:
Ctrl Alt Del,
press F5 during
boot
Run OB disk
self-test:
Put empty,
known good
disk, formatted
for DOS, in
drive. Press
Enter.
Repeat disk
self-test
Disk self-test
OK?
Change diskette,
run self-test
again
Self-test
OK?
Suspect bad
floppy diskette;
replace floppy
with known good
one
Boot from drive
A: with OB
companion disk
Boots OK?
Insert blank,
formatted floppy
disk, do
long-term disk
self-test
Long-term
self-test OK?
Done: If long-term self-test
works but floppy drive still has
problem, suspect runtime
environment software problem
Done: Suspect
bad floppy drive
Yes
Yes
Yes
Yes
No
No
No
No