Dell Dimension 8400 Owner's Manual - Page 69

Opening the Computer Cover

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Opening the Computer Cover CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover. 1 Follow the procedures in "Before You Begin" on page 59. NOTICE: Ensure that sufficient space exists to support the open cover-at least 30 cm (1 ft) of desk top space. 2 Lay the computer on its side so that the arrow on the bottom of the computer points up. 3 Open the cover: a Facing the back of the computer, press the release button on the right side of the computer with one hand while pulling up on the top of the cover with the other hand. b Press the release button on the left side of the computer with one hand while pulling up on the top of the cover with the other hand. c Hold the bottom of the computer with one hand, and then pull open the cover with the other hand. release button arrow back of computer release button Removing and Installing Parts 69

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Removing and Installing Parts
69
Opening the Computer Cover
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions
located in the
Product Information Guide
.
CAUTION:
To guard against electrical shock, always unplug your computer from the electrical outlet
before opening the cover.
1
Follow the procedures in "Before You Begin" on page59.
NOTICE:
Ensure that sufficient space exists to support the open cover—at least 30 cm (1 ft) of desk top
space.
2
Lay the computer on its side so that the arrow on the bottom of the computer points up.
3
Open the cover:
a
Facing the back of the computer, press the release button on the right side of the
computer with one hand while pulling up on the top of the cover with the other hand.
b
Press the release button on the left side of the computer with one hand while pulling up
on the top of the cover with the other hand.
c
Hold the bottom of the computer with one hand, and then pull open the cover with the
other hand.
back of computer
release
button
release button
arrow