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3.
Tighten the four captive screws to secure the stand to the chassis.
Figure 2-12
Removing a height-adjustable/recline stand
To remove the stand:
1.
Remove all removable media, such as compact discs or USB flash drives, from the computer.
2.
Turn off the computer properly through the operating system, then turn off any external devices.
3.
Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION:
power to drain before adding or removing memory modules. Regardless of the power-on state,
voltage is always supplied to the memory modules as long as the computer is plugged into an
active AC outlet. Adding or removing memory modules while voltage is present may cause
irreparable damage to the memory modules or system board.
4.
Remove/disengage any security devices that prohibit opening the computer.
20
Chapter 2 Hardware repair and upgrade
Securing the stand
You must disconnect the power cord and wait approximately 30 seconds for the
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