HP 15-r052nr HP 15 Notebook PC HP 15 TouchSmart Notebook PC Compaq 15 Notebook - Page 73

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

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Description ● Intel Core i3-4030U processor and 1 GB of discrete graphics ● Intel Core i3-4030U processor and 2 GB of discrete graphics ● Intel Core i5-4210U processor and UMA graphics ● Intel Core i5-4210U processor and 1 GB of discrete graphics ● Intel Core i5-4210U processor and 2 GB of discrete graphics ● Intel Core i7-4510U processor and UMA graphics Spare part number 779468-xxx 779469-xxx 760968-xxx 788291-xxx 760970-xxx 784567-xxx 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 39). 5. Remove the following components: ● Keyboard (see Keyboard on page 43) ● Top cover (see Top cover on page 51) ● WLAN module (see WLAN module on page 59) ● Hard drive (see Hard drive on page 57) NOTE: 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 74) ● Heat sink assembly (see Heat sink assembly on page 70) To remove the system board: 1. Position the computer upright, and then disconnect the following cables from the system board: (1): Power connector cable (2): Speaker cable (3): Fan cable (4): Display cable Component replacement procedures 65

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Description
Spare part number
●
Intel Core i3-4030U processor and 1 GB of discrete graphics
779468-xxx
●
Intel Core i3-4030U processor and 2 GB of discrete graphics
779469-xxx
●
Intel Core i5-4210U processor and UMA graphics
760968-xxx
●
Intel Core i5-4210U processor and 1 GB of discrete graphics
788291-xxx
●
Intel Core i5-4210U processor and 2 GB of discrete graphics
760970-xxx
●
Intel Core i7-4510U processor and UMA graphics
784567-xxx
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
39
).
5.
Remove the following components:
●
Keyboard (see
Keyboard
on page
43
)
●
Top cover (see
Top cover
on page
51
)
●
WLAN module (see
WLAN module
on page
59
)
●
Hard drive (see
Hard drive
on page
57
)
NOTE:
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
74
)
●
Heat sink assembly (see
Heat sink assembly
on page
70
)
To remove the system board:
1.
Position the computer upright, and then disconnect the following cables from the system board:
(1)
: Power connector cable
(2)
: Speaker cable
(3)
: Fan cable
(4)
: Display cable
Component replacement procedures
65