Dell Latitude LS, Руководство по обслуживанию

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24 Dell Latitude LS Portable Computers Service Manual
Reserve Battery
Figure 18. Reserve Battery Removal
NOTICE: The reserve battery provides power to the computer’s
nonvolatile random-access memory (NVRAM) when the computer is
turned off. Removing the battery causes the computer to lose the
user-settable parameters in NVRAM. If possible, make a copy of this
information before you remove the reserve battery.
1. Remove the keyboard bezel.
2. Remove the keyboard assembly.
3. Peel the reserve battery away from the foam pad on the system board
(see Figure 18).
The reserve battery is located between the memory module and the PC
card bay, and is attached to the system board with an adhesive foam pad.
4. Disconnect the reserve battery cable from the connector on the system
board.
5. Remove the remnants of the foam pad from the system board.
RTC Battery
NOTICE: Removing the real time clock (RTC) battery causes the
computer to lose its date and time settings, which are used to identify
when files are created or modified. You must enter the date and time
settings after you replace the RTC battery.
1. Remove the keyboard bezel.
2. Remove the keyboard assembly.
reserve battery cable
reserve battery