Lenovo Computer Monitor 7098 Manuel d'utilisateur télécharger pdf (Page 126)

100

101

Replacing the system board

This procedure describes how to remove and replace the system board. The

procedure varies depending upon the machine type.

Important

The heat sink and microprocessor might be very hot. Make sure these

components are cool enough to safely handle before continuing this

procedure.

Note: When replacing the system board you must also order a new retention

module for the new system board. Make sure you have a retention module

for the new system board before continuing with this procedure.

1. Remove the cover. See “Removing the cover” on page 117.

2. Place the computer on its right side to help make the system board more

accessible.

3. Remove any adapter cards installed in the PCI connectors.

4. Disconnect the signal and power cables from the hard disk drive.

5. Press the release tab 1 down, slide the hard drive cage 2 back, and pivot

the hard disk drive outward as shown.

6. Carefully take note of the location of all cable connections on the system

board and disconnect all cables. See the system board illustration for your

machine type at “System board connectors” on page 116.

7. Remove the screws that secure the system board to the chassis.

8. Lift the system board out of the chassis.

9. Remove the memory modules from the failing system board and install them

in the same location on the new system board.

10. Disconnect the heat sink and fan assembly cable from the system board. See

the system board illustration for your machine type at “System board

connectors” on page 116.

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Lenovo Computer Monitor 7098 Manuel d'utilisateur Page 126

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