Filter
Top Products
RTC battery
Description Spare part number
RTC battery 602745-001
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 disconnecting the power cord from the AC
outlet and then disconnecting the AC adapter from the computer.
4. Remove the battery (see
Battery on page 46).
5. Remove the following components:
a. Hard drive (see
Hard drive on page 47)
b. WLAN (see
WLAN module on page 52)
c. Optical drive (see
Optical drive on page 50)
d. Keyboard (see
Keyboard on page 57)
e. Top cover (see
Top cover on page 59)
f. Speaker assembly (see
Speaker assembly on page 62)
g. Display assembly (see
Display assembly on page 70)
h. System board (see
System board on page 76)
Remove the RTC battery:
1. Turn 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.
ENWW Component replacement procedures 79