4-26 420 Series
4.10 RTC Battery and Top Cover with Display Assembly
Removing the RTC Battery and Top Cover with Display Assembly
To remove the RTC battery and top cover with display assembly, follow the steps below and
refer to Figures 4-27 to 4-29.
1. Turn off the power to the computer. Disconnect the AC power cord and all
external cables connected to the computer.
2. Remove the battery pack, optional PC card, optional memory module, FDD or
CD-ROM drive, HDD, keyboard, sub-battery, and VGA board as described in
Sections 4.2 through 4.9.
3. Turn the computer upside down and remove three M2.5x8 silver screws and
four M2.5x6 screws securing the top cover and display assembly.
Figure 4-27 Removing the top cover screws
4. Turn the computer over and lift back the top cover and display assembly so you
can disconnect the cables.
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