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6. Open the display.
7. Press and hold the power button for few seconds, to ground the system board.
CAUTION:
To guard against electrical shock unplug your computer from the electrical outlet before
performing Step # 8.
CAUTION:
To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by
periodically touching an unpainted metal surface at the same time as touching a connector on the back
of the computer.
8. Remove any installed ExpressCards or Smart Cards from the appropriate slots.
After working inside your computer
About this task
After you complete any replacement procedure, ensure that you connect any external devices, cards, and cables before turning
on your computer.
CAUTION:
To avoid damage to the computer, use only the battery designed for this particular Dell computer. Do
not use batteries designed for other Dell computers.
Steps
1. Connect any external devices, such as a port replicator or media base, and replace any cards, such as an ExpressCard.
2. Connect any telephone or network cables to your computer.
CAUTION:
To connect a network cable, first plug the cable into the network device and then plug it into the
computer.
3. Connect your computer and all attached devices to their electrical outlets.
4. Turn on your computer.
8
Working on your computer
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