
P
RESARIO
N
OTEBOOK
M
AINTENANCE
AND
S
ERVICE
G
UIDE
1400 S
ERIES
T
ROUBLESHOOTING
3
Presario 1400 Series
Models: XL240, XL241, XL242, XL244, XL245, XL246, XL247, XL250, XL340,
XL341, XL342, XL343, XL344, XL345, XL346, XL350, XL352, XL355, and XL356
Clearing the Power-On Password
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ÄÄ
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CAUTION: Clearing the Power-on password also removes all of the Notebook’s setup
attributes that are programmed in the CMOS.
If the password is unknown, clear the password by following these steps:
1. Turn off the Notebook.
2. Disconnect the power cord.
3. Perform the following steps from the Removal Procedures Section:
Battery Pack
Keyboard
Palmrest Cover with TouchPad (Upper CPU)
Heatspreader with Fan Assembly
4. Lift, with the flat end of a screwdriver 1 , and remove the RTC battery 2 for 30 seconds, then
replace.
5. Reassemble the Notebook.
6. Turn on the Notebook to verify that the Power-on password has been cleared. If it has not
been cleared, repeat steps 1 through 9.
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