Rtc Battery - HP Presario CQ56-100 - Notebook PC Maintenance And Service Manual

RTC battery

Description
RTC battery
Before removing the RTC battery:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn on
the computer, 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 following components:
a. Battery (see
b. Hard drive (see
c. WLAN module (see
d. Memory module (see
e. Optical drive (see
f. Keyboard (see
g. Top cover (see
h. Display assembly (see
i. System board (see
Remove the RTC battery:
1. Position the system board upside down.
2. Use a sharp, non-conductive tool to release the clip (1) that secures the battery to the system
board.
Battery on page 36)
Hard drive on page
WLAN module on page
Memory module on page
Optical drive on page
Keyboard on page 46)
Top cover on page 49)
Display assembly on page
System board on page
37)
42)
44)
39)
59)
66)
Component replacement procedures
Spare part number
602745-001
69