HP Mini CQ10-100 Compaq Mini CQ10 Notebook PC and Compaq Mini 102 Notebook PC - Page 68

System board, When replacing the system board

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System board Description System board (includes processor and replacement thermal material) ● Intel Atom N270 1.6-GHz processor, 512-KB Level 2 cache, 533-MHz front-side bus (FSB) ● Intel Atom N270 1.6-GHz processor, 512-KB Level 2 cache, 533-MHz front-side bus (FSB) for use with WWAN option Spare part number 594804-001 599187-001 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 36). 5. If your computer has WWAN capability, remove the SIM (see SIM on page 37). 6. Remove the following components: a. Keyboard (see Keyboard on page 40) b. Hard drive (see Mass storage devices on page 44) c. Top cover (see Top cover on page 46) 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: ● WLAN module (see WLAN module on page 49) ● WWAN module, if included (see WWAN module on page 52) ● RTC battery (see RTC battery on page 43) ● Heat sink assembly (see Heat sink assembly on page 58) Remove the system board: 1. Release the tape securing the WWAN antennas (1). 60 Chapter 4 Removal and replacement procedures

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System board
Description
Spare part number
System board (includes processor and replacement thermal material)
●
Intel Atom N270 1.6-GHz processor, 512-KB Level 2 cache, 533-MHz front-side bus (FSB)
594804-001
●
Intel Atom N270 1.6-GHz processor, 512-KB Level 2 cache, 533-MHz front-side bus (FSB) for
use with WWAN option
599187-001
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
36
).
5.
If your computer has WWAN capability, remove the SIM (see
SIM
on page
37
).
6.
Remove the following components:
a.
Keyboard (see
Keyboard
on page
40
)
b.
Hard drive (see
Mass storage devices
on page
44
)
c.
Top cover (see
Top cover
on page
46
)
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:
●
WLAN module (see
WLAN module
on page
49
)
●
WWAN module, if included (see
WWAN module
on page
52
)
●
RTC battery (see
RTC battery
on page
43
)
●
Heat sink assembly (see
Heat sink assembly
on page
58
)
Remove the system board:
1.
Release the tape securing the WWAN antennas
(1)
.
60
Chapter 4
Removal and replacement procedures