Compaq 470007-802 Making Hardware Changes - Compaq Deskpro Family of Personal - Page 95

components on the system board. This is service position 2.

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1. If you have locked the Smart Cover Lock, use Computer Setup to unlock the lock and disable the Smart Cover Sensor. 2. Shut down the operating system properly, then turn off the computer and any external devices. 3. Disconnect the power cord from the power outlet. 4. Remove the computer access panel and turn the minitower on its side, with the open side up. 5. Lift the two green levers on the top of the expansion card cage to their upright position to electrically disconnect it from the system board. This is service position 1. 6. Raise the expansion card cage to engage the built-in catch that holds the cage up and away from the system board. This secures the cage and prevents it from damaging components on the system board. This is service position 2. Raising the Expansion Card Cage ✎ To reconnect the expansion card cage to the system board, first ensure that the system board is completely installed in the chassis. Slightly lift the expansion card cage and release the built-in catch to lower it into service position 1; then, rotate the levers to their original positions to lock the assembly in place. Making Hardware Changes 5-3

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Making Hardware Changes
5-3
1. If you have locked the Smart Cover Lock, use Computer
Setup to unlock the lock and disable the Smart Cover
Sensor.
2. Shut down the operating system properly, then turn off the
computer and any external devices.
3. Disconnect the power cord from the power outlet.
4. Remove the computer access panel and turn the minitower
on its side, with the open side up.
5.
Lift the two green levers on the top of the expansion card
cage to their upright position to electrically disconnect it
from the system board. This is service position 1.
6. Raise the expansion card cage to engage the built-in catch
that holds the cage up and away from the system board.
This secures the cage and prevents it from damaging
components on the system board. This is service position 2.
Raising the Expansion Card Cage
To reconnect the expansion card cage to the system
board, first ensure that the system board is completely
installed in the chassis. Slightly lift the expansion card
cage and release the built-in catch to lower it into service
position 1; then, rotate the levers to their original
positions to lock the assembly in place.