Compaq 400CX 486 DX2/40 MHZ 250 MB 4 MB 8.4 Personal Computer User Manual


 
The computer becomes top heavy when the keyboard assembly is removed and
the display is opened. To prevent damage to the display and the computer,
ensure that the display assembly is opened to a 90-degree angle.
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2. Remove the keyboard assembly (Section 3.7).
3. Remove the real-time clock battery from the system board by inserting a
non conductive probe into the battery holder and pushing back on the
battery to release it (Figure 3-35).
NOTE: Refer to Chapter 2 "Preparing the Computer for Service" for battery
disposal procedures.
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Do not touch the bottom of the battery during replacement.
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4. To replace the real-time clock battery, reverse the previous steps.