HP ZBook 17 G3 touchpad replacement

Step-by-step HP ZBook 17 G3 touchpad replacement rewritten in our own words from HP's Maintenance and Service Guide, with page citations.

Part you need850944-001HP touchpad 850944-001 for the HP ZBook 17 G3
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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 36–64). 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 ZBook 17 G3. Confirm the exact model on the service label before starting.

HP ZBook 17 G3 Mobile Workstation touchpad replacement. HP prints the spare part table for this procedure on printed page 64.

tools and parts

  • Flat-bladed screw driver, Magnetic screw driver and Phillips P0 and P1 screw drivers
  • Static-safe work surface
  • 850944-001 - TouchPad module (included cable). Source: printed page 64.

preparation

HP prints its tools list and its handling and electrostatic-discharge cautions on printed page 30. Work on a grounded, static-safe surface, keep screws grouped by the position they came from, and handle boards and modules by their edges.

  1. Power the machine down. (printed page 36).
  2. Detach the power from the notebook by unplugging the power cord from the computer. (printed page 36).
  3. Detach all external devices from the computer. (printed page 36).
  4. Take out the service door (see that procedure on page 36). (printed page 39).
  5. Take off the battery (see that procedure on page 39). (printed page 60).
  6. Take out the hard drives (see that procedure on page 42). (printed page 58).
  7. Take off the SSDs (see the solid-state drive list (M.2) on page 48). (printed page 58).
  8. Take out the middle frame (see that procedure on page 58). (printed page 60).

replacement

  1. Take out the anti-magnetic bracket and right speaker (see that procedure on page 62). (printed page 64).
  2. Open the zero insertion force (ZIF) connector on the mainboard to free the touchpad ribbon (printed page 64).
  3. Gently take out the ribbon cable from the adhesive securing it to the computer. (printed page 64).
  4. Take out the three Phillips screws that hold the TouchPad. (printed page 64).
  5. Lift the TouchPad up at an angle (printed page 64).
  6. Install the touchpad by working back through the printed removal steps (printed page 64).

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-zbook-17-g3-touchpad-replacement-p64

Key facts

HP document part number
840922-003
Model
HP ZBook 17 G3
Release year
2016
Screen size
17.3"
Printed pages
36–64

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