HP ProBook 640 G2 system board replacement (printed page 60)

Step-by-step HP ProBook 640 G2 system board replacement (printed page 60) rewritten in our own words from HP's Maintenance and Service Guide, with page citations.

Part you need840712-001HP System board, discrete memory, Intel i5-6300U, WWAN capabili 840712-001 for the HP ProBook 640 G2
View part & buy links
On this page
  1. Applies to
  2. Tools and parts
  3. Preparation
  4. Replacement
  5. Part numbers in our catalog
  6. Manufacturer manual
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 60–61). 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 ProBook 640 G2. Confirm the exact model on the service label before starting.

HP ProBook 640 G2 Notebook PC system board replacement. HP prints this procedure on printed page 60 of its maintenance and service guide.

Tools and parts

  • Screwdrivers and a non-marking pry tool as HP lists for this procedure
  • Static-safe work surface
  • 840712-001 - Discrete memory, Intel i5-6300U processor, and WWAN capability. Source: printed page 59.
  • 840712-601 - Discrete memory, Intel i5-6300U processor, WWAN capability, and Windows. Source: printed page 59.
  • 840713-001 - Discrete memory, Intel i7-6300U processor, and WWAN capability. Source: printed page 59.
  • 840713-601 - Discrete memory, Intel i7-6300U processor, WWAN capability, and Windows. Source: printed page 59.
  • 841494-001 - UMA memory, AMD A10-8700B processor, and WWAN capability. Source: printed page 59.
  • 842345-001 - UMA memory, AMD A10-8700B processor, and WWAN capability. Source: printed page 59.
  • 841495-001 - UMA memory, AMD A6-8500B processor. Source: printed page 59.
  • 842346-001 - UMA memory, AMD A6-8500B processor. Source: printed page 59.
  • 841495-601 - UMA memory, AMD A6-8500B processor, and Windows. Source: printed page 59.
  • 842346-601 - UMA memory, AMD A6-8500B processor, and Windows. Source: printed page 59.
  • 841497-001 - UMA memory, AMD A8-8600B processor, and Windows. Source: printed page 59.
  • 842348-001 - UMA memory, AMD A8-8600B processor, and Windows. Source: printed page 59.
  • 841497-601 - UMA memory, AMD A8-8600B processor, and Windows. Source: printed page 59.
  • 842348-601 - UMA memory, AMD A8-8600B processor, and Windows. Source: printed page 59.
  • 841496-001 - UMA memory, AMD A8-8600B processor, and WWAN capability. Source: printed page 59.
  • 842347-001 - UMA memory, AMD A8-8600B processor, and WWAN capability. Source: printed page 59.
  • 840714-001 - UMA memory, Intel i3-6100U processor. Source: printed page 59.
  • 840714-601 - UMA memory, Intel i3-6100U processor and Windows. Source: printed page 59.
  • 840715-001 - UMA memory, Intel i5-6200U processor. Source: printed page 59.
  • 840715-601 - UMA memory, Intel i5-6200U processor and Windows. Source: printed page 59.
  • 840716-001 - UMA memory, Intel i5-6200U processor, and WWAN capability. Source: printed page 59.
  • 840716-601 - UMA memory, Intel i5-6200U processor, WWAN capability, and Windows. Source: printed page 59.
  • 840717-001 - UMA memory, Intel i5-6300U processor, and WWAN capability. Source: printed page 59.
  • 840717-601 - UMA memory, Intel i5-6300U processor, and WWAN capability, and Windows. Source: printed page 59.
  • 844345-001 - UMA memory, Intel i5-6440HQ processor, and WWAN capability. Source: printed page 59.
  • 844345-601 - UMA memory, Intel i5-6440HQ processor, and WWAN capability, and Windows. Source: printed page 59.
  • 840718-001 - UMA memory, Intel i7-6600U processor, and WWAN capability. Source: printed page 59.
  • 840718-601 - UMA memory, Intel i7-6600U processor, and WWAN capability, and Windows. Source: printed page 59.
  • 844346-001 - UMA memory, Intel i7-6820HQ processor, and WWAN capability. Source: printed page 59.
  • 844346-601 - UMA memory, Intel i7-6820HQ processor, and WWAN capability, and Windows. Source: printed page 59.

Preparation

Save your work and shut the computer down through the operating system, unplug AC power and every external device, and work on a clean, grounded, ESD-protected surface while sorting each screw by its original location. Handle every cable by its connector and put each one back in its own place during reassembly.

Replacement

  1. Detach the RTC battery cable and the power button board cable (2). (printed page 60).
  2. Loosen 3 P1 captive screws on the fan, remove 4 M2x3L P1 screws from the system board, and (printed page 60).
  3. Lift the system board (4) (printed page 61).
  4. Fit the replacement part by working back through the printed removal steps (printed page 61).

Part numbers in our catalog

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-probook-640-g2-system-board-replacement-p60

Key facts

HP document part number
839485-001
Model
HP ProBook 640 G2
Release year
2015
Screen size
14"
Printed pages
60–61

Related