HP 2102 WH239UT 10.1' Netbook WH239UT#ABA manual System board, Description Spare part number

System board

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

Description	Spare part number
Intel® Atom™ N455 1.66-GHz processor, 512-KB level 2 cache, 667-MHz front-side bus (FSB)	608951-001
Intel® Atom™ N455 1.66-GHz processor, 512-KB level 2 cache, 667-MHz front-side bus (FSB),	608952-001
decoder ring, WWAN
Intel® Atom™ N455 1.66-GHz processor, 512-KB level 2 cache, 667-MHz front-side bus (FSB),	608953-001
Broadcom FLEA
Intel® Atom™ N455 1.66-GHz processor, 512-KB level 2 cache, 667-MHz front-side bus (FSB),	608954-001
decoder ring, Broadcom FLEA, WWAN
Intel® Atom™ N475 1.83-GHz processor, 512-KB level 2 cache, 667-MHz FSB, 6.5W TDP	608955-001
Intel® Atom™ N475 1.83-GHz processor, 512-KB level 2 cache, 667-MHz FSB, 6.5W TDP,	608956-001
decoder ring, WWAN
Intel® Atom™ N475 1.83-GHz processor, 512-KB level 2 cache, 667-MHz FSB, 6.5W TDP,	608957-001
Broadcom FLEA
Intel® Atom™ N475 1.83-GHz processor, 512-KB level 2 cache, 667-MHz FSB, 6.5W TDP,	608958-001
decoder ring, Broadcom FLEA, WWAN

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 38).

5.Remove the service cover (see Service cover on page 40).

6.Disconnect the hard drive cable from the system board (see Hard drive on page 43).

7.Disconnect the WWAN antenna cables from the WWAN module (see WWAN module on page 45).

8.Disconnect the WLAN antenna cables from the WLAN module (see WLAN module on page 47).

9.Remove the keyboard (see Keyboard on page 52).

10.Remove the top cover (see Top cover on page 56).

64 Chapter 4 Removal and replacement procedures