Source: steps rewritten in our own words (no more than 8 words in a row copied; part numbers, screw sizes and warnings kept as printed) from HP's Maintenance and Service Guide (PDF, printed pages 29–39). Not bench-tested. We have not performed this repair; keep HP's manual open for its illustrations. Scope restrictions below are part of the guide: do not apply it to other models, generations or configurations. Service manuals are written for trained technicians; work at your own risk.
Labels: DOCUMENTED = taken from HP's manual; PROPOSED = our own joining or ordering of HP's directions, not an HP instruction; UNPERFORMED = a suggested check that has not been carried out.
Applies to
HP Chromebook 14a. Confirm the exact model on the service label before starting.
Chromebook 14a system board replacement. HP prints the spare part table for this procedure on printed page 36.
Tools and parts
- Tweezers, a pry tool that neither conducts nor marks and a magnetic Phillips P1 driver
- Static-safe work surface
M74067-001- Intel Pentium Silver N6000 processor, 8 GB system memory, and 128 GB eMMC memory. Source: printed page 36.M74066-001- Intel Pentium Silver N6000 processor, 4 GB system memory, and 64 GB eMMC memory. Source: printed page 36.L91521-001- Intel Pentium Silver N5030 processor, 8 GB system memory, and 128 GB eMMC memory. Source: printed page 36.M21214-001- Intel Pentium Silver N5030 processor, 8 GB system memory, and 128 GB eMMC memory, models with a backlit keyboard. Source: printed page 36.M75856-001- Intel Pentium Silver N5030 processor, 8 GB system memory, and 128 GB eMMC memory, models with a backlit keyboard, no card reader. Source: printed page 36.M81923-001- Intel Pentium Silver N5030 processor, 8 GB system memory, and 128 GB eMMC memory, no card reader. Source: printed page 36.L91520-001- Intel Pentium Silver N5030 processor, 4 GB system memory, and 64 GB eMMC memory. Source: printed page 36.M21213-001- Intel Pentium Silver N5030 processor, 4 GB system memory, and 64 GB eMMC memory, models with a backlit keyboard. Source: printed page 36.M75852-001- Intel Pentium Silver N5030 processor, 4 GB system memory, and 64 GB eMMC memory, no card reader. Source: printed page 36.M75855-001- Intel Pentium Silver N5030 processor, 4 GB system memory, and 64 GB eMMC memory, models with a backlit keyboard, no card reader. Source: printed page 36.M03106-001- Intel Pentium Silver N5000 processor, 8 GB system memory, and 128 GB eMMC memory. Source: printed page 37.M03111-001- Intel Pentium Silver N5000 processor, 8 GB system memory, and 128 GB eMMC memory, models with a backlit keyboard. Source: printed page 37.M00111-001- Intel Pentium Silver N5000 processor, 4 GB system memory, and 64 GB eMMC memory. Source: printed page 37.M03109-001- Intel Pentium Silver N5000 processor, 4 GB system memory, and 64 GB eMMC memory, models with a backlit keyboard. Source: printed page 37.M74065-001- Intel Celeron N4500 processor, 8 GB system memory, and 128 GB eMMC memory. Source: printed page 37.M74064-001- Intel Celeron N4500 processor, 4 GB system memory, and 64 GB eMMC memory. Source: printed page 37.M74063-001- Intel Celeron N4500 processor, 4 GB system memory, and 32 GB eMMC memory. Source: printed page 37.L91519-001- Intel Celeron N4020 processor, 8 GB system memory, and 128 GB eMMC memory. Source: printed page 37.M81922-001- Intel Celeron N4020 processor, 8 GB system memory, and 128 GB eMMC memory, no card reader. Source: printed page 37.M21212-001- Intel Celeron N4020 processor, 4 GB system memory, and 128 GB eMMC memory, models with a backlit keyboard. Source: printed page 37.M75854-001- Intel Celeron N4020 processor, 4 GB system memory, and 128 GB eMMC memory, models with a backlit keyboard, no card reader. Source: printed page 37.L91518-001- Intel Celeron N4020 processor, 4 GB system memory, and 64 GB eMMC memory. Source: printed page 37.M21211-001- Intel Celeron N4020 processor, 4 GB system memory, and 64 GB eMMC memory, models with a backlit keyboard. Source: printed page 37.M81924-001- Intel Celeron N4020 processor, 4 GB system memory, and 64 GB eMMC memory, models with a backlit keyboard, no card reader. Source: printed page 37.M75851-001- Intel Celeron N4020 processor, 4 GB system memory, and 64 GB eMMC memory, no card reader. Source: printed page 37.L91517-001- Intel Celeron N4020 processor, 4 GB system memory, and 32 GB eMMC memory. Source: printed page 37.M21210-001- Intel Celeron N4020 processor, 4 GB system memory, and 32 GB eMMC memory, models with a backlit keyboard. Source: printed page 37.M75853-001- Intel Celeron N4020 processor, 4 GB system memory, and 32 GB eMMC memory, models with a backlit keyboard, no card reader. Source: printed page 37.M75850-001- Intel Celeron N4020 processor, 4 GB system memory, and 32 GB eMMC memory, no card reader. Source: printed page 37.M03105-001- Intel Celeron N4000 processor, 8 GB system memory, and 128 GB eMMC memory. Source: printed page 37.M03110-001- Intel Celeron N4000 processor, 8 GB system memory, and 128 GB eMMC memory, models with a backlit keyboard. Source: printed page 37.M07242-001- Intel Celeron N4000 processor, 4 GB system memory, and 128 GB eMMC memory, models with a backlit keyboard. Source: printed page 37.M00110-001- Intel Celeron N4000 processor, 4 GB system memory, and 64 GB eMMC memory. Source: printed page 37.M03108-001- Intel Celeron N4000 processor, 4 GB system memory, and 64 GB eMMC memory, models with a backlit keyboard. Source: printed page 37.M00109-001- Intel Celeron N4000 processor, 4 GB system memory, and 32 GB eMMC memory. Source: printed page 37.M03107-001- Intel Celeron N4000 processor, 4 GB system memory, and 32 GB eMMC memory, models with a backlit keyboard. Source: printed page 37.L76600-001- Thermal pad, system board. Source: printed page 37.
Preparation
HP prints its tools list and its handling and electrostatic-discharge cautions on printed page 18. Its preparation for disassembly is on printed page 27: power the unit down through the operating system, unplug the power cord and detach every external device before opening it. Work on a grounded, static-safe surface, keep screws grouped by the position they came from, and handle boards and modules by their edges.
Replacement
- Get the computer ready for disassembly (see that procedure on page 27). (printed page 29).
- Take off the bottom cover (see that procedure on page 27). (printed page 30).
- Take off the battery (see that procedure on page 29). (printed page 32).
- Detach the following cables from the system board: (printed page 38).
- Take out the six Phillips M2.0 × 3.5 screws that hold the system board to the computer. (printed page 38).
- Lift the side of the system board (2) (printed page 39).
- When installing a system board (printed page 39).
- Install the system board by working back through the printed removal steps (printed page 39).
Part numbers in our catalog
- HP Motherboard M03107-001 (M03107-001)
- HP Motherboard M00110-001 (M00110-001)
Check each part page for its source and variant notes before ordering.
Manufacturer manual
HP Maintenance and Service Guide (PDF, HP). Machine-readable copy: /api/guides/hp-chromebook-14a-system-board-replacement-p38