HP 2000-150CA Service Guide - Page 83

Top cover see, USB board see

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Description For use only with computer models equipped with an Intel Pentium processor, a graphics subsystem with discrete video memory, and 512-MB of graphics subsystem memory For use only with computer models equipped with an Intel Pentium processor and a graphics subsystem with UMA video memory For use only with computer models equipped with an Intel Celeron or Core 2 Duo processor and a graphics subsystem with UMA video memory Spare part number 646670-001 646669-001 646668-001 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 43). 5. Remove the optical drive (see Optical drive (select models only) on page 44). 6. Remove the WLAN module (see WLAN module on page 47). 7. Disconnect the hard drive connector cable from the system board (see Hard drive on page 50). 8. Remove the following components: ● Keyboard (see Keyboard on page 53) ● Top cover (see Top cover on page 56) ● USB board (see USB board on page 62) ● Power connector cable (see Power connector cable on page 63) ● Display assembly (see Display assembly on page 68) 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 49) ● RTC battery (see RTC battery on page 78) ● Fan and heat sink (see Fan/heat sink assembly on page 79) ● Processor (see Processor on page 86) Component replacement procedures 75

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Description
Spare part number
For use only with computer models equipped with an Intel Pentium processor, a graphics subsystem
with discrete video memory, and 512-MB of graphics subsystem memory
646670-001
For use only with computer models equipped with an Intel Pentium processor and a graphics
subsystem with UMA video memory
646669-001
For use only with computer models equipped with an Intel Celeron or Core 2 Duo processor and a
graphics subsystem with UMA video memory
646668-001
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
43
).
5.
Remove the optical drive (see
Optical drive (select models only)
on page
44
).
6.
Remove the WLAN module (see
WLAN module
on page
47
).
7.
Disconnect the hard drive connector cable from the system board (see
Hard drive
on page
50
).
8.
Remove the following components:
●
Keyboard (see
Keyboard
on page
53
)
●
Top cover (see
Top cover
on page
56
)
●
USB board (see
USB board
on page
62
)
●
Power connector cable (see
Power connector cable
on page
63
)
●
Display assembly (see
Display assembly
on page
68
)
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
49
)
●
RTC battery (see
RTC battery
on page
78
)
●
Fan and heat sink (see
Fan/heat sink assembly
on page
79
)
●
Processor (see
Processor
on page
86
)
Component replacement procedures
75