HP EliteBook 840 G6 smart card reader replacement

Step-by-step HP EliteBook 840 G6 smart card reader replacement rewritten in our own words from HP's Maintenance and Service Guide, with page citations.

Part you needL62743-001HP available as spare part number L62743-001 for the HP EliteBook 840 G6
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On this page
  1. Applies to
  2. Tools and parts
  3. Preparation
  4. Replacement
  5. Parts this procedure uses
  6. Part numbers in our catalog
  7. 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 63). 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 EliteBook 840 G6. Confirm the exact model on the service label before starting.

HP EliteBook 840 G6 Notebook PC smart card reader replacement. HP prints this procedure on printed page 63 of its maintenance and service guide, and the spare-part table for this part is on printed page 22.

Tools and parts

  • Screwdrivers and a non-marking pry tool as HP lists for this procedure
  • Static-safe work surface
  • L62733-001 - Smart card reader. Source: printed page 63.
  • L62743-001 - Smart card reader pass-thru board (for use in models without a smart card). Source: printed page 63.

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 main board lead out of the connector at the smart card reader board (1). (printed page 63).
  2. Detach the touchpad lead out of the ZIF connector at the smart card reader board (2). (printed page 63).
  3. Take the three Phillips M2.0 × 2.0 fasteners (3) that hold the smart card reader to the machine. (printed page 63).
  4. Take the smart card reader from the machine (4). (printed page 63).
  5. Fit the replacement part by working back through the printed removal steps (printed page 63).

Parts this procedure uses

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-elitebook-840-g6-smart-card-reader-replacement-p63

Key facts

HP document part number
L54460-001
Model
HP EliteBook 840 G6
Release year
2019
Screen size
14"
Printed pages
63