Rtc Battery - HP Presario CQ43-300 Maintenance And Service Manual

RTC battery

Description
RTC battery (includes cable and double-sided tape)
Before removing the RTC battery, 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 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
●
WLAN module (see
●
Keyboard (see
●
Top cover (see
●
Speakers (see
●
USB board (see
●
Power connector cable (see
●
Display assembly (see
●
System board (see
Remove the RTC battery:
1. Turn the system board upside down, with the front toward you.
2. Disconnect the RTC battery cable (1) from the system board.
78 Chapter 4 Removal and replacement procedures
Battery on page 41), and then remove the following components:
WLAN module on page
Keyboard on page 51)
Top cover on page 54)
Speakers on page 61)
USB board on page 63)
Power connector cable on page
Display assembly on page
System board on page
42)
64)
66)
73)
Spare part number
646132-001