Unknown User Password - HP 2730p - EliteBook - Core 2 Duo 1.86 GHz Maintenance And Service Manual

Hp elitebook 2730p notebook pc - maintenance and service guide
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Static awareness labels
Material-handling packages
Nonconductive plastic bags, tubes, or boxes
Metal tote boxes
Electrostatic voltage levels and protective materials
The following table lists the shielding protection provided by antistatic bags and floor mats.
Material
Antistatic plastic
Carbon-loaded plastic
Metallized laminate

Unknown user password

If the computer you are servicing has an unknown user password, follow these steps to clear the password:
These steps also clear CMOS.
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on,
and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then
unplugging the AC adapter from the computer.
4. Remove the battery (see
5. Remove the real-time clock (RTC) battery (see
6. Wait approximately 5 minutes.
7. Replace the RTC battery and reassemble the computer.
8. Connect AC power to the computer. Do not reinsert any batteries at this time.
9. Turn on the computer.
All passwords and all CMOS settings have been cleared.
Maintenance and Service Guide
Use
Bags
Floor mats
Floor mats
"Battery" on page
4-8).
"RTC battery" on page
Removal and replacement procedures
Voltage protection level
1,500 V
7,500 V
5,000 V
4-23).
4–5

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