System Board - HP Chromebook x360 12b Maintenance And Service Manual

Reverse this procedure to install the touchpad and cable.

System board

Table 5-6 System board description and spare part number information
Description
Equipped with an Intel Pentium N5000 1.1-GHz (turbo up to 2.7-GHz) processor (2400 MHz FSB, 4-MB L2
cache, quad core, 6 W), a graphics subsystem with UMA memory, 8-GB of system memory, 64-GB of eMMC
storage, and a non-Windows 10 operating system
Equipped with an Intel Pentium N5000 1.1-GHz (turbo up to 2.7-GHz) processor (2400 MHz FSB, 4-MB L2
cache, quad core, 6 W), a graphics subsystem with UMA memory, 4-GB of system memory, 64-GB of eMMC
storage, and a non-Windows 10 operating system
Equipped with an Intel Celeron N4000 1.1-GHz (turbo up to 2.6-GHz) processor (2400 MHz FSB, 4-MB L2
cache, dual core, 6 W), a graphics subsystem with UMA memory, 4-GB of system memory, 64-GB of eMMC
storage, and a non-Windows 10 operating system
Equipped with an Intel Pentium N5000 1.1-GHz (turbo up to 2.7-GHz) processor (2400 MHz FSB, 4-MB L2
cache, quad core, 6 W), a graphics subsystem with UMA memory, 4-GB of system memory, 32-GB of eMMC
storage, and a non-Windows 10 operating system
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 bottom cover (see
5. Remove the battery (see
6. Remove the WLAN module (see
Remove the system board:
1. Disconnect the following cables from the system board:
(1) Webcam/microphone module cable
(2) Speaker cable
(3) Display panel cable
(4) Keyboard ZIF connector cable
(5) USB/audio board low-power ZIF connector cable
(6) USB/audio board high-power ZIF connector cable
(7) Touchpad ZIF connector cable
40 Chapter 5 Removal and replacement procedures
Bottom cover on page
Battery on page 24).
WLAN module on page
22).
25).
Spare part number
L70811-001
L70810-001
L70809-001
L70808-001