HP 2000-2300 Compaq Presario CQ58 and HP 2000 Notebook PC Maintenance and Serv - Page 77

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 the Intel HM75 Express chipset, an Intel Dual Core i5 or i3 processor, and the Windows 8 Professional operating system Equipped with the Intel HM75 Express chipset, an Intel Dual Core i5 or i3 processor, and the Windows 8 Standard operating system Equipped with the Intel HM70 Express chipset, an Intel Pentium or Celeron processor, and the Windows 8 Professional operating system Equipped with the Intel HM70 Express chipset, an Intel Pentium or Celeron processor, and the Windows 8 Standard operating system Spare part number 686280-601 686280-501 688018-601 688018-501 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 40), and then remove the following components: a. Memory module/wireless module compartment cover (see Memory module on page 41) b. WLAN module (see WLAN module on page 42) c. Keyboard (see Keyboard on page 45) d. Optical drive (see Optical drive on page 49) e. Hard drive (see Hard drive on page 51) f. Top cover (see Top cover on page 55) 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 41) ● RTC battery (see RTC battery on page 54) ● Fan/heat sink assembly (see Fan/heat sink assembly on page 71) ● Processor (see Processor on page 73) Component replacement procedures 69

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System board
NOTE:
The system board spare part kit includes replacement thermal material.
Description
Spare part number
Equipped with the Intel HM75 Express chipset, an Intel Dual Core i5 or i3 processor, and the
Windows 8 Professional operating system
686280-601
Equipped with the Intel HM75 Express chipset, an Intel Dual Core i5 or i3 processor, and the
Windows 8 Standard operating system
686280-501
Equipped with the Intel HM70 Express chipset, an Intel Pentium or Celeron processor, and the
Windows 8 Professional operating system
688018-601
Equipped with the Intel HM70 Express chipset, an Intel Pentium or Celeron processor, and the
Windows 8 Standard operating system
688018-501
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
40
), and then remove the following components:
a.
Memory module/wireless module compartment cover (see
Memory module
on page
41
)
b.
WLAN module (see
WLAN module
on page
42
)
c.
Keyboard (see
Keyboard
on page
45
)
d.
Optical drive (see
Optical drive
on page
49
)
e.
Hard drive (see
Hard drive
on page
51
)
f.
Top cover (see
Top cover
on page
55
)
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
41
)
●
RTC battery (see
RTC battery
on page
54
)
●
Fan/heat sink assembly (see
Fan/heat sink assembly
on page
71
)
●
Processor (see
Processor
on page
73
)
Component replacement procedures
69