HP TouchSmart Informations techniques télécharger pdf (Page 40)

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.

Before disassembling the computer, follow these steps:

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 cord.

4. Remove the battery (see

Battery on page 35).

5. Remove the real-time clock (RTC) battery (see

RTC battery on page 39).

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.

32 Chapter 4 Removal and replacement procedures

1 2 ... 35 36 37 38 39 40 41 42 43 44 45 ... 120 121

Pas de commentaire

HP TouchSmart Informations techniques Page 40