HP EliteBook 840 G11 smart card reader replacement

Step-by-step HP EliteBook 840 G11 smart card reader replacement rewritten in our own words from HP's Maintenance and Service Guide, with page citations.

Part you needN93634-001HP smart card reader for the HP EliteBook 840 G11
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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 39–54). 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 G11. Confirm the exact model on the service label before starting.

HP EliteBook 840 14 inch G11 Notebook PC smart card reader replacement. HP prints this procedure on printed page 53 of its maintenance and service guide, and the spare-part table for this part is on printed page 19.

Tools and parts

  • Screwdrivers and a non-marking pry tool as HP lists for this procedure
  • Static-safe work surface
  • N93634-001 - Smart card reader. Source: printed page 53.
  • N09040-001 - Smart card reader cable (available in the Cable Kit). Source: printed page 53.

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. Get the machine ready for taking apart (the Preparation for disassembly section is on page 37). (printed page 39).
  2. Take the bottom cover off (the Bottom cover section is on page 37). (printed page 39).
  3. Take the battery out (the Battery section is on page 48). (printed page 50).
  4. Take the left speaker (the Speakers section is on page 45). (printed page 53).
  5. Detach the lead out of the ZIF connector (1) on the card reader. (printed page 53).
  6. Take the three Phillips M2.0 × 2.0 fasteners (2) from the card reader board. (printed page 53).
  7. Take the card reader board (3). (printed page 54).

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-840-14-inch-g11-smart-card-reader-replacement-p53

Key facts

HP document part number
N90667-001
Model
HP EliteBook 840 G11
Release year
2024
Screen size
14"
Printed pages
39–54

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