HP 2540p WZ226UT#ABA manual System board, Description Spare part number

System board

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

Description	Spare part number
System boards equipped with a standard-voltage (35-W) processor:
Equipped with an Intel Core i7-620M 2.66-GHz processor for use in all countries and regions except	598765-001
the People's Republic of China and Russia
Equipped with an Intel Core i7-620M 2.66-GHz processor for use only in the People's Republic of	614968-001
China and Russia
Equipped with an Intel Core i5-540M 2.53-GHz processor for use in all countries and regions except	598764-001
the People's Republic of China and Russia
Equipped with an Intel Core i5-540M 2.53-GHz processor for use only in the People's Republic of	614967-001
China and Russia
Equipped with an Intel Core i5-520M 2.40-GHz processor for use in all countries and regions except	598763-001
the People's Republic of China and Russia
Equipped with an Intel Core i5-520M 2.40-GHz processor for use only in the People's Republic of	614966-001
China and Russia
System boards equipped with a low-voltage (25-W) processor:
Equipped with an Intel Core i7-640M 2.13-GHz processor for use in all countries and regions except	598762-001
the People's Republic of China and Russia
Equipped with an Intel Core i7-640M 2.13-GHz processor for use only in the People's Republic of	614965-001
China and Russia

Before removing the system board, follow these steps:

1.Shut down 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 all external devices connected to the computer.

3.Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer.

4.Remove the battery (see Battery on page 44), and then remove the following components:

a.Bluetooth module (see Bluetooth module on page 46)

b.Low-voltage hard drive (see Low-voltage hard drive or solid-state drive on page 50)

c.Memory module compartment cover (see Expansion memory module on page 48)

d.Wireless module compartment cover (see WLAN module on page 53)

e.Optical drive (see Optical drive on page 59) or standard-voltage hard drive (see Standard- voltage hard drive or solid-state drive on page 61)

f.Switch cover and keyboard (see Switch cover and keyboard on page 65)

g.Display assembly (see Display assembly on page 72)

Component replacement procedures 89