HP pavilion dv6500 6600 6700 Manuale Di Servizio

Removing the RTC battery and leaving it uninstalled for 5 or more minutes causes all passwords

and CMOS settings to be cleared.

RTC battery (includes 2-sided tape)

446518-001 and

449729-001

Before removing the RTC battery, follow these steps:

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.

Disconnect all external devices connected to the computer.

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.

Remove the battery (see 

Remove the memory/WLAN module compartment cover (see 

).

Remove the RTC battery:

Disconnect the RTC battery cable (1) from the system board.

Remove the RTC battery (2).

Reverse this procedure to install the RTC battery.

Component replacement procedures 55