DELL NT499 ユーザーズマニュアル
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Adding and Replacing Parts
the drive.
10 Verify that your computer works correctly by running the Dell Diagnostics
Installing the Optional Speaker
CAUTION:
Before you begin any of the procedures in this section, follow the
safety instructions in the
Product Information Guide.
CAUTION:
To guard against electrical shock, always unplug your computer from
the electrical outlet before opening the cover.
NOTICE:
To prevent static damage to components inside your computer, discharge
static electricity from your body before you touch any of your computer’s electronic
components. You can do so by touching an unpainted metal surface on the
computer.
components. You can do so by touching an unpainted metal surface on the
computer.