Troubleshooting

Flowchart 2.13—No OS Loading, Diskette Drive

 

 

 

 

 

 

 

 

Y

OS not loading

 

 

 

Reseat

OS

 

Done

from

 

 

 

 

 

 

 

diskette drive.

loading?

 

diskette drive.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Y

 

 

N

 

 

 

 

 

 

 

 

 

 

 

 

Nonsystem

disk message?

N

N

Boot

 

 

Go to

 

 

“Flowchart

from another

 

 

 

 

2.17—Nonfunc-

device?

 

 

 

 

tioning Device.”

Y

 

 

 

 

 

N

 

Diskette

 

 

Enable drive

drive enabled

 

 

 

 

and cold boot

in the Setup

 

 

 

 

computer.

utility?

 

 

 

 

 

Y

Y

 

 

Reset the computer.

Is diskette

Refer to

drive boot

Section 1.2,

order

“Resetting the

correct?

Computer,” for

N

instructions.

 

 

 

Bootable

Install bootable

diskette

diskette and

in drive?

reboot computer.

Y

Check diskette for system files.

Try different

diskette.

YReplace the following components

Nonsystem

 

 

individually, retesting

disk error?

 

 

after each

 

 

 

replacement:

N

 

 

Diskette drive

 

 

 

System board

 

Y

 

 

OS

 

 

Done

loading?

 

 

 

 

 

 

N

Change boot

Go to

priority using

Maintenance and Service Guide

2–21