System Board - HP Chromebook14 Maintenance And Service Manual

System board

NOTE:
The system board spare part kit includes replacement thermal material.
Description
Equipped with an Intel Celeron 2955U 1.40-GHz processor (2.0-MB L3 cache, 15 W), 4.0-GB of
system memory, and a graphics subsystem with UMA memory
Equipped with an Intel Celeron 2955U 1.40-GHz processor (2.0-MB L3 cache, 15 W), 2.0-GB of
system memory, and a graphics subsystem with UMA memory
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 keyboard/top cover (see
following components:
a. Speakers (see
b. Battery (see
c. WLAN module (see
d. Hall sensor board (see
NOTE:
When replacing the system board, be sure that the heat sink (see
and the solid-state drive (see
board and installed on the replacement system board.
52 Chapter 4 Removal and replacement procedures preliminary requirements
Keyboard/top cover on page
Speakers on page 26)
Battery on page 28)
WLAN module on page
Hall sensor board on page
Solid-state drive on page
23), and then remove the
32)
39)
Heat sink on page
56) are removed from the defective system
Spare part number
740160-001
742097-001
54)