Dell Precision T3400 Video Card Replacement

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简介

This guide provides the necessary steps to successfully replace the video card in the Dell Precision T3400 desktop computer.

步骤 1 Remove the computer's side panel.

Dell Precision T3400 Video Card Replacement, Remove the computer's side panel.: 步骤 1 中的图像 1，2

Dell Precision T3400 Video Card Replacement, Remove the computer's side panel.: 步骤 1 中的图像 2，2

Lay the computer on its side so the panel faces up.
Push the cover release latch at the back of the computer's case. The cover should pop off and away from the computer.
Make sure the computer is on its side before you begin replacing any parts.

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步骤 2 Move the heat-sink assembly lever out of the way

Dell Precision T3400 Video Card Replacement, Move the heat-sink assembly lever out of the way: 步骤 2 中的图像 1，1

Push the tab on the blue plastic secure lever and pivot the lever down and away from the assembly
Make sure you ground yourself to prevent static discharge

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步骤 3 Open the video card secure hatch.

Dell Precision T3400 Video Card Replacement, Open the video card secure hatch.: 步骤 3 中的图像 1，2

Dell Precision T3400 Video Card Replacement, Open the video card secure hatch.: 步骤 3 中的图像 2，2

Squeeze the two release tabs together and pivot the secure hatch to the right to open.

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步骤 4 Remove the video card

Dell Precision T3400 Video Card Replacement, Remove the video card: 步骤 4 中的图像 1，1

Hold the card by its top corner and metal bracket and pull it out of its slot.

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步骤 5 Install the new video card

Dell Precision T3400 Video Card Replacement, Install the new video card: 步骤 5 中的图像 1，2

Dell Precision T3400 Video Card Replacement, Install the new video card: 步骤 5 中的图像 2，2

Match the new card’s connectors with the notches in the slot and gently push it into place. The card should click into position when inserted correctly.
Close the card door and move the blue plastic secure lever back into place.\
Ensure that the card you are replacing the existing card with meets wattage and connectivity requirements. Do not force a card into the slot.

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结论

To reassemble your device, follow these instructions in reverse order. Step 1: Install new card and latch it in place. Step 2: Reinstall the side panel. Step 3: Plug everything back in

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