12.
If your computer model is a ProOne 400, remove the 4 screws securing the EMI shield to the chassis.
13.
Push the EMI shield latch toward the center of the computer (1) to release the EMI shield, and then lift
the shield off the computer (2).
14.
To release the battery from its holder, squeeze the metal clamp that extends above one edge of the
battery. When the battery pops up, lift it out (1).
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Chapter 3 Hardware repair and upgrade