System Diskettes (Reference and

Diagnostic)

If the hard disk drive is not operational, you can run th system programs from the Reference Diskette.

Note: The Reference Diskette contains the system

 

programs

and

the

Diagnostic

Diskette

contains

the

test

programs. The Diagnostic

Diskette

is

not

 

self-starting. To

run

the Diagnostic Diskette,

start

the

system

from

the

Reference

Diskette,

select

Test

the

computer

,

then

follow

the

instructions

on

the

screen.

 

 

 

 

 

 

 

 

Installing a New Version of the System

Diskettes: When you install the new system diskettes onto the hard alldisk,existing files (including option files)

in the system partition are written over. The new system diskettes provide the new system programs but they do not contain the option files; therefore, after completing the following process, you must reinstall the option files.

There are

two methods to

reinstall

the

option

files.

1. From

a backup copy of

the

current

system

partition.

 

(this

is

the

 

easiest

way

to

reinstall

the

option files

 

For

instructions

on

making

a backup

copy,

see

 

“Making

 

a

System

Partition

Backup

Copy”

on

 

 

 

page

101.

 

 

 

 

 

 

 

 

 

 

2.

From

 

the

original

option

diskettes.

 

 

 

Do

the

 

following

for

both

methods.

 

 

 

 

 

1.

Insert

the

new

version of

the

Reference

Diskette into

 

the

 

diskette

 

drive.

 

 

 

 

 

 

 

2.Power-off the computer, then power it on. After the cursor moves to the upper right corner of the screen, pressCtrl +Alt +Insert.

Warning:

 

This process writesall existingover files

in the

system partition. Before continuing,must

you

have either a backup copy of the current system

partition

or

all the

option

diskettes

so

you can reinsta

the

option

files.

 

 

 

 

 

3. Go

to

the Main Menu of the Reference Diskette and

selectBackup/Restore

system

programs

,

then

 

 

selectRestore the system partition

and

follow

the

instructions on the screen. This transfers all files,

programs,

and

the

IML

image

of

the

new

diskette

onto

the system

partition.

 

 

 

 

4.When the Main Menu appears again, remove the diskette from the diskette drive and power-off the

computer,

then power it

on.

5. After the cursor moves

to the upper right corner of t

screen,

pressCtrl +Alt +Insert.

 

6.If you have a backup copy of the current system partition, continue with step 7 on pagedo 101. If you

100 IBM Mobile Systems HMM