Personal Computer User's Guide

8-2
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To verify that all power has been removed from the system, make sure that the
standby light-emitting diode (LED) on the system board has gone out. For the
location of this LED, see Figure 9-1.
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While you work, periodically touch an unpainted metal surface on the computer
chassis to dissipate any static electricity that might harm internal components.
Also avoid touching components or contacts on a card and avoid touching pins on
a chip.
In addition, Dell recommends that you periodically review the safety instructions at
the front of this guide.
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When you remove an option from its shipping carton, you may find it wrapped in anti-
static packing material designed to protect it from electrostatic damage. Do not
remove the packing material until you are ready to install the option.
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Use the following procedure to remove the computer cover:
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23186bk0.bk Page 2 Thursday, October 29, 1998 11:07 AM