Compaq 1275 Presario Select 1200 Series Maintenance and Service Guide - Page 21

Clearing the Power-on Password - power cord

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Presario 1200 Series Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275 Before You Begin Specifications Parts Catalog Removal Sequence Troubleshooting Battery Operations Product Description Pin Assignments Index Clearing the Power-on Password Clearing the power-on password requires removing all Setup attributes that are programmed in the CMOS. The RTC battery is located on the system board. 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 Palmrest Cover with Touch Pad. 5. Move the keyboard to allow access to the heatspreader. 6. Remove the heatspreader. 7. Remove the modem. 8. Remove the RTC battery for 30 seconds and replace it. 9. Reassemble the computer by reversing the previous steps. 10. Turn on the computer to verify that the power-on password has been cleared. If it has not been cleared, repeat Steps 1 through 10. Return to preliminary steps page. or Return to Troubleshooting index page.

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Presario 1200 Series
Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
Before You Begin
Specifications
Parts Catalog
Removal Sequence
Troubleshooting
Battery Operations
Product Description
Pin Assignments
Index
Clearing the Power-on Password
Clearing the power-on
password requires
removing all Setup
attributes that are
programmed in the
CMOS. The RTC battery
is located on the
system board.
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
Palmrest
Cover with Touch Pad.
5. Move the
keyboard
to allow access to the
heatspreader.
6. Remove the
heatspreader.
7. Remove the
modem.
8. Remove the RTC
battery for 30 seconds
and
replace it.
9. Reassemble the
computer by reversing
the previous steps.
10. Turn on the
computer to verify that
the power-on password
has been cleared. If it
has not been cleared,
repeat Steps 1 through
10.
Return to
preliminary
steps
page
.
or
Return to
Troubleshooting
index page.