Computer orientation, Screw identification – Dell Precision M90 User Manual
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3.
Disconnect any telephone or network cables from the computer.
4.
Disconnect your computer and all attached devices from their electrical outlets.
5.
Close the display and turn the computer upside-down on a flat work surface.
6.
Slide the battery-bay latch release on the bottom of the computer and remove the battery from the bay.
7.
Turn the computer top-side up.
Computer Orientation
Screw Identification
When you are removing and replacing components, print the screw identification chart as a tool to lay out and keep track of the screws. The chart provides the
number of screws and their sizes.
NOTICE:
To help prevent damage to the system board, remove the main battery before working inside the computer.
1
battery-bay latch release
2
battery
1
front
2
left
3
back
4
right
Optical Drive:
Hard Drive:
Modem: