Lenovo Computer Monitor 7098 User Manual download pdf (Page 102)

100

101

Replacing the system board

This procedure describes how to remove and replace a 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 89.

2. Lift the fan duct off the heat sink fan.

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

4. You might have to remove the drive bay assembly to access the system board.

See “Accessing system board components and drives” on page 90.

5. 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 88.

6. Remove the hard disk drive. See “Replacing the hard disk drive” on page 103.

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 88.

11. Remove the four screws 1 securing the heat sink and fan assembly to the

system board.

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Lenovo Computer Monitor 7098 User Manual Page 102

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