7.Slide the power supply toward the front of the computer (2), rotate toward the fan so the power supply clears the lip on the top of the chassis, and then lift the power supply out of the chassis (3).

Figure 6-45Removing the power supply

To install the power supply, reverse the removal procedure.

System Board

Description

 

Spare part number

 

 

System board for use in Windows 7 models (includes thermal material)

703596-001

 

 

 

System board for use in Windows 8

Standard models

703596-501

 

 

 

System board for use in Windows 8

Professional models

703596-601

 

 

 

1.Prepare the computer for disassembly (Preparation for Disassembly on page 54).

2.Remove the access panel (Computer Access Panel on page 55).

3.Remove the front fan assembly (Front Fan Assembly on page 85).

4.When replacing the system board, make sure the following components are removed from the defective system board and installed on the replacement system board:

●Memory modules (Memory on page 60)

●Expansion cards (Expansion Cards on page 64)

●Heat sink (Heat sink on page 89).

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Chapter 6 Removal and Replacement Procedures Microtower (MT) Chassis