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Unknown user password
If the computer you are servicing has an unknown user password, follow these steps to clear the
password:
NOTE:
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
Battery on page 46
).
5.
Remove the real-time clock (RTC) battery (see
RTC battery on page 54
).
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.
Preliminary replacement requirements
43
Содержание 6530b - Compaq Business Notebook
Страница 1: ...HP Compaq 6530b Notebook PC and HP Compaq 6535b Notebook PC Maintenance and Service Guide ...
Страница 4: ...iv Safety warning notice ...
Страница 28: ...20 Chapter 3 Illustrated parts catalog ...
Страница 143: ...Where used 3 screws that secure the rear cover to the base enclosure Torx8 T8M2 5 9 0 screw 135 ...
Страница 146: ...Where used 4 screws that secure the system board bracket to the base enclosure 138 Chapter 7 Screw listing ...
Страница 148: ...Where used 2 screws that secure the rear cover to the base enclosure 140 Chapter 7 Screw listing ...
Страница 155: ...9 Connector pin assignments 147 ...
Страница 158: ...RJ 11 modem Pin Signal 1 Unused 2 Tip 3 Ring 4 Unused 5 Unused 6 Unused 150 Chapter 9 Connector pin assignments ...
Страница 175: ......