HP ENVY 13-ab000 Envy Notebook PC model numbers 13-ab001 through 13-ab099; CTO - Page 56

Disconnect the following cables from the system board, Power connector cable

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Description Equipped with an Intel Core i3-7100U 2.40-GHz processor (2133-MHz FSB, 3.0-MB L3 cache, dual core, 15 W), 4-GB of system memory, and the Windows 10 Professional operating system Equipped with an Intel Core i3-7100U 2.40-GHz processor (2133-MHz FSB, 3.0-MB L3 cache, dual core, 15 W), 4-GB of system memory, and a non-Windows operating system Spare part number 909250-601 909250-001 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 bottom cover (see Bottom cover on page 27), and then remove the following components: a. Battery (see Battery on page 29) b. Solid-state drive (see Solid-state drive on page 33) c. Left and right fans (see Fans on page 34) NOTE: When replacing the system board, be sure that the WLAN module (see WLAN module on page 31) and the heat sink (see Heat sink on page 50) are removed from the defective system board and installed on the replacement system board: Remove the system board: 1. Disconnect the following cables from the system board: (1) Power connector cable (2) WLAN module antenna cables NOTE: The WLAN "Main/#1"antenna cable is connected to the WLAN module "Main" terminal. The WLAN "Aux/#2"antenna cable is connected to the WLAN module "Aux" terminal. (6) Display panel ZIF connector cable (7) Webcam/microphone module cable (3) Keyboard ZIF connector cable (4) Backlight ZIF connector cable (5) TouchPad board ZIF connector cable (8) Speaker cable (9) RTC battery cable 48 Chapter 5 Removal and replacement procedures

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Description
Spare part number
Equipped with an Intel Core i3-7100U 2.40-GHz processor (2133-MHz FSB, 3.0-MB L3 cache, dual core,
15 W), 4-GB of system memory, and the Windows 10 Professional operating system
909250-601
Equipped with an Intel Core i3-7100U 2.40-GHz processor (2133-MHz FSB, 3.0-MB L3 cache, dual core,
15 W), 4-GB of system memory, and a non-Windows operating system
909250-001
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 bottom cover (see
Bottom cover
on page
27
), and then remove the following components:
a.
Battery (see
Battery
on page
29
)
b.
Solid-state drive (see
Solid-state drive
on page
33
)
c.
Left and right fans (see
Fans
on page
34
)
NOTE:
When replacing the system board, be sure that the WLAN module (see
WLAN module
on page
31
) and
the heat sink (see
Heat sink
on page
50
) are removed from the defective system board and installed on
the replacement system board:
Remove the system board:
1.
Disconnect the following cables from the system board:
(1)
Power connector cable
(2)
WLAN module antenna cables
NOTE:
The WLAN “Main/#1”antenna cable is connected to the WLAN module “Main” terminal. The
WLAN “Aux/#2”antenna cable is connected to the WLAN module “Aux” terminal.
(6)
Display panel ZIF connector cable
(7)
Webcam/microphone module cable
(3)
Keyboard ZIF connector cable
(4)
Backlight ZIF connector cable
(5)
TouchPad board ZIF connector cable
(8)
Speaker cable
(9)
RTC battery cable
48
Chapter 5
Removal and replacement procedures