Compaq Presario 1900 Series Maintenance & Service Manual page 75

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Models: XL1, XL160, XL161, XL162, XL163, and XL165
Before You Begin
Removal Sequence
Product Description
Troubleshooting
Maintenance & Service Guide
Presario 1900 Series
Specifications
Troubleshooting
Pin Assignments
Parts Catalog
Battery Operations
Index
Clearing the
Power-on
Password
If the password is not
known, clear it by
performing the
following steps:
1.
Turn off the computer.
2.
Disconnect the power
cord.
3.
Remove the battery
pack
.
4.
Remove the keyboard.
5.
Disconnect the
backlight cable from
the connector on the
system board
6.
Simultaneously make
contact with the two
pads located at R37 on
the system boarding
using a conductive
piece of material (piece
of wire or tool) or
remove the RTC
battery for 10 seconds,
clearing the password.
7.
Reassemble the
computer.
8.
Turn on the computer
to verify that the power-
on password has been
cleared. If it has not
been cleared, repeat
Steps 1 through 7.
.

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Xl1Xl160Xl161Xl162Xl163D xl1

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