Compaq CQ58 manual System board, Description Spare part number

System board

NOTE: The system board spare part kit includes the processor and replacement thermal material.

Description	Spare part number
For use on computer models equipped with an AMD E2-2000 processor (1.75-GHz, 1333-MHz,	716019-501
18 W, dual core) and a UMA graphics subsystem memory
For use on computer models equipped with an AMD E1-1500 processor (1.48-GHz, 1066-MHz,	703563-501
18 W, dual core) and a UMA graphics subsystem memory
For use on computer models equipped with an AMD E1-1200 processor (1.40-GHz, 1066-MHz,	688303-501
18 W, dual core) and a UMA graphics subsystem memory

Before removing the system board, follow these steps:

1.Turn off the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.

2.Disconnect the power from the computer by unplugging the power cord from the computer.

3.Disconnect all external devices from the computer.

4.Remove the battery (see Battery on page 35), and then remove the following components:

a.Memory module/wireless module compartment cover (see Memory module on page 36)

b.WLAN module (see WLAN module on page 37)

c.Keyboard (see Keyboard on page 39)

d.Optical drive (see Optical drive on page 43)

e.Hard drive (see Hard drive on page 45)

f.Top cover (see Top cover on page 49)

When replacing the system board, be sure that the following components are removed from the defective system board and installed on the replacement system board:

●Memory module (see Memory module on page 36)

●RTC battery (see RTC battery on page 48)

●Fan/heat sink assembly (see Fan/heat sink assembly on page 65)

62 Chapter 4 Removal and replacement procedures