IBM 2681 Hardware Maintenance Manual - Page 66

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FRU replacement notices and stored in the EEPROM of your system board. The algorithm that generates the number is designed to provide unique IDs until the year A.D. 3400. No two computers in the world have the same number. When you replace the system board, you must set the UUID on the new system board as follows: 1. Install the ThinkPad hardware maintenance diskette version 1.69, and restart the computer. 2. From the main menu, select 4. Assign UUID. A new UUID is created and written. If a valid UUID already exists, it is not overwritten. 62 ThinkPad R40

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and
stored
in
the
EEPROM
of
your
system
board.
The
algorithm
that
generates
the
number
is
designed
to
provide
unique
IDs
until
the
year
A.D.
3400.
No
two
computers
in
the
world
have
the
same
number.
When
you
replace
the
system
board,
you
must
set
the
UUID
on
the
new
system
board
as
follows:
1.
Install
the
ThinkPad
hardware
maintenance
diskette
version
1.69,
and
restart
the
computer.
2.
From
the
main
menu,
select
4.
Assign
UUID
.
A
new
UUID
is
created
and
written.
If
a
valid
UUID
already
exists,
it
is
not
overwritten.
FRU
replacement
notices
62
ThinkPad
R40