HP ZBook 15 G4 rtc battery replacement

Step-by-step HP ZBook 15 G4 rtc battery replacement rewritten in our own words from HP's Maintenance and Service Guide, with page citations.

Part you need922939-001HP RTC battery with cable and double-sided adhesive 922939-001 for the HP ZBook 15 G4
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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 32–48). 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 15 G4. Confirm the exact model on the service label before starting.

HP ZBook 15 G4 Mobile Workstation rtc battery replacement. HP prints the spare part table for this procedure on printed page 48.

Tools and parts

  • Torx driver, Magnetic screwdriver and Phillips P0 and P1 screwdrivers
  • Static-safe work surface
  • 922939-001 - RTC battery (includes cable and double-sided adhesive). Source: printed page 48.

Preparation

HP prints its tools list and its handling and electrostatic-discharge cautions on printed page 27. 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

  1. Power the machine down. (printed page 32).
  2. Detach the power from the notebook by unplugging the power cord from the computer. (printed page 32).
  3. Detach all external devices from the computer. (printed page 32).
  4. Take off the bottom cover (see that procedure on page 36). (printed page 37).
  5. Detach the battery (see that procedure on page 37). (printed page 38).
  6. Detach the RTC battery cable from the system board. (printed page 48).
  7. Detach the RTC battery (2) away from the base enclosure. (printed page 48).
  8. Take out the RTC battery and cable. (printed page 48).
  9. Install the rtc battery by working back through the printed removal steps (printed page 48).

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-15-g4-rtc-battery-replacement-p48

Key facts

HP document part number
915575-001
Model
HP ZBook 15 G4
Release year
2017
Screen size
15.6"
Printed pages
32–48

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