HP 2000-2100 Maintenance and Service Guide - Page 75

System board, When replacing the system board, be sure that the following components are removed

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System board NOTE: The system board spare part kit includes replacement thermal material. Description Equipped with Intel HM75 Express chipset and for use with computer models equipped with an Intel Core i5 or i3 processor Equipped with Intel HM70 Express chipset and for use with computer models equipped with an Intel Pentium or Celeron processor Spare part number 686280-001 688018-001 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 38), and then remove the following components: a. Memory module/wireless module compartment cover (see Memory module on page 39) b. WLAN module (see WLAN module on page 40) c. Keyboard (see Keyboard on page 43) d. Optical drive (see Optical drive on page 47) e. Hard drive (see Hard drive on page 49) f. Top cover (see Top cover on page 53) 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 39) ● RTC battery (see RTC battery on page 52) ● Fan/heat sink assembly (see Fan/heat sink assembly on page 69) ● Processor (see Processor on page 71) Component replacement procedures 67

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System board
NOTE:
The system board spare part kit includes replacement thermal material.
Description
Spare part number
Equipped with Intel HM75 Express chipset and for use with computer models equipped with an
Intel Core i5 or i3 processor
686280-001
Equipped with Intel HM70 Express chipset and for use with computer models equipped with an
Intel Pentium or Celeron processor
688018-001
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
38
), and then remove the following components:
a.
Memory module/wireless module compartment cover (see
Memory module
on page
39
)
b.
WLAN module (see
WLAN module
on page
40
)
c.
Keyboard (see
Keyboard
on page
43
)
d.
Optical drive (see
Optical drive
on page
47
)
e.
Hard drive (see
Hard drive
on page
49
)
f.
Top cover (see
Top cover
on page
53
)
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
39
)
●
RTC battery (see
RTC battery
on page
52
)
●
Fan/heat sink assembly (see
Fan/heat sink assembly
on page
69
)
●
Processor (see
Processor
on page
71
)
Component replacement procedures
67