Lenovo ThinkPad T43p ThinkPad T43/p - Hardware Maintenance Manual (July 2005) - Page 39

remove, power-on, password - post screen

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Related service information information stored in the BIOS Setup Utility. The user must enter the SVP in order to get access to the BIOS Setup Utility and change the system configuration. Attention: If the SVP has been forgotten and cannot be made available to the servicer, there is no service procedure to reset the password. The system board must be replaced for a scheduled fee. How to remove the power-on password To remove a POP that you have forgotten, do the following: (A) If no SVP has been set: 1. Turn off the computer. 2. Remove the battery pack. For how to remove the battery pack, see "1010 Battery pack (14.1-in. LCD models)" on page 72. 3. Remove the backup battery. For how to remove the backup battery, see "1140 Backup battery" on page 105. 4. Turn on the computer and wait until the POST ends. After the POST ends, the password prompt does not appear. The POP has been removed. 5. Reinstall the backup battery and the battery pack. (B) If an SVP has been set and is known by the servicer: 1. Turn on the computer; then, while the "To interrupt normal startup, press the blue Access IBM button" message is displayed at the lower-left of the screen, press the Access IBM button. The Rescue and Recovery screen opens. For models supporting the Passphrase function, press F1 while the POP icon is appearing on the screen; then enter the POP. For the other models, enter the POP. Note: To check whether the ThinkPad computer supports the Passphrase function, enter the BIOS Setup Utility and go to Security --> Password. If the Using Passphrase item is displayed in the menu, this function is available on the ThinkPad computer. 2. Click Access BIOS. The system Restart Required window is displayed. 3. Click Yes. The computer restarts, and the BIOS Setup Utility screen opens. 4. Select Security, using the cursor directional keys to move down the menu. General descriptions 33

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information
stored
in
the
BIOS
Setup
Utility.
The
user
must
enter
the
SVP
in
order
to
get
access
to
the
BIOS
Setup
Utility
and
change
the
system
configuration.
Attention:
If
the
SVP
has
been
forgotten
and
cannot
be
made
available
to
the
servicer,
there
is
no
service
procedure
to
reset
the
password.
The
system
board
must
be
replaced
for
a
scheduled
fee.
How
to
remove
the
power-on
password
To
remove
a
POP
that
you
have
forgotten,
do
the
following:
(A)
If
no
SVP
has
been
set:
1.
Turn
off
the
computer.
2.
Remove
the
battery
pack.
For
how
to
remove
the
battery
pack,
see
“1010
Battery
pack
(14.1-in.
LCD
models)”
on
page
72.
3.
Remove
the
backup
battery.
For
how
to
remove
the
backup
battery,
see
“1140
Backup
battery”
on
page
105.
4.
Turn
on
the
computer
and
wait
until
the
POST
ends.
After
the
POST
ends,
the
password
prompt
does
not
appear.
The
POP
has
been
removed.
5.
Reinstall
the
backup
battery
and
the
battery
pack.
(B)
If
an
SVP
has
been
set
and
is
known
by
the
servicer:
1.
Turn
on
the
computer;
then,
while
the
“To
interrupt
normal
startup,
press
the
blue
Access
IBM
button”
message
is
displayed
at
the
lower-left
of
the
screen,
press
the
Access
IBM
button.
The
Rescue
and
Recovery
screen
opens.
For
models
supporting
the
Passphrase
function,
press
F1
while
the
POP
icon
is
appearing
on
the
screen;
then
enter
the
POP.
For
the
other
models,
enter
the
POP.
Note:
To
check
whether
the
ThinkPad
computer
supports
the
Passphrase
function,
enter
the
BIOS
Setup
Utility
and
go
to
Security
-->
Password
.
If
the
Using
Passphrase
item
is
displayed
in
the
menu,
this
function
is
available
on
the
ThinkPad
computer.
2.
Click
Access
BIOS
.
The
system
Restart
Required
window
is
displayed.
3.
Click
Yes
.
The
computer
restarts,
and
the
BIOS
Setup
Utility
screen
opens.
4.
Select
Security
,
using
the
cursor
directional
keys
to
move
down
the
menu.
Related
service
information
General
descriptions
33