HP Presario F500 Compaq Presario F500 and G6000 Notebook PC - Maintenance and - Page 35

Replace the RTC battery and reassemble the computer., Wait approximately 5 minutes. - cmos battery

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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 cord. 4. Remove the battery (see Battery on page 29). 5. Remove the real-time clock (RTC) battery (see RTC battery on page 34). 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 27

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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 cord.
4
.
Remove the battery (see
Battery
on page
29
).
5
.
Remove the real-time clock (RTC) battery (see
RTC battery
on page
34
).
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
27