HP EliteBook 860 G11 rtc battery replacement

Step-by-step HP EliteBook 860 G11 rtc battery replacement rewritten in our own words from HP's Maintenance and Service Guide, with page citations.

Part you needN93638-001HP RTC battery (CR1620) for the HP EliteBook 860 G11
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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 38–58). 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 860 G11. Confirm the exact model on the service label before starting.

HP EliteBook 860 16 inch G11 Notebook PC rtc battery replacement. HP prints the spare part table for this procedure on printed page 50.

Tools and parts

  • Tweezers, a pry tool that neither conducts nor marks and a magnetic Phillips P1 driver
  • Static-safe work surface
  • N93638-001 - RTC battery (CR1620). Source: printed page 50.

Preparation

HP prints its tools list and its handling and electrostatic-discharge cautions on printed page 27. Its preparation for disassembly is on printed page 36: power the unit down through the operating system, unplug the power cord and detach every external device before opening it. 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. Get the computer ready for disassembly (see that procedure on page 36). (printed page 38).
  2. Take off the bottom cover (see that procedure on page 36). (printed page 38).
  3. Take off the battery (see that procedure on page 47). (printed page 49).
  4. Detach the battery cable from carefully the system board connector (1). (printed page 50).
  5. Pull the battery up (printed page 51).
  6. Get the computer ready for disassembly (see that procedure on page 36). (printed page 38).
  7. Take off the bottom cover (see that procedure on page 36). (printed page 38).
  8. Take off the battery (see that procedure on page 47). (printed page 49).
  9. Take out the protective tape (printed page 51).
  10. Detach the main board lead from the ZIF plug (2) on the top of the NFC module. (printed page 51).
  11. Detach the touchpad aerial lead from the ZIF plug (3) on the bottom of the NFC module. (printed page 51).
  12. Use a tool to free the NFC module (4) from the machine. (printed page 52).
  13. Get the computer ready for disassembly (see that procedure on page 36). (printed page 38).
  14. Take off the bottom cover (see that procedure on page 36). (printed page 38).
  15. Take off the battery (see that procedure on page 47). (printed page 49).
  16. Detach the backlight cable from system board connector and remove it from touchpad. (printed page 52).
  17. Detach the lead from the ZIF connector (2) on the main board. (printed page 52).
  18. Detach the lead from the ZIF plug (3) on the NFC module (choose products only). (printed page 52).
  19. Take out the seven Phillips M1.6 × 2.0 screws that hold the touchpad to the computer. (printed page 52).
  20. Take out the touchpad from the computer. (printed page 53).
  21. Get the computer ready for disassembly (see that procedure on page 36). (printed page 38).
  22. Take off the bottom cover (see that procedure on page 36). (printed page 38).
  23. Take off the battery (see that procedure on page 47). (printed page 49).
  24. Take out the left speaker (see that procedure on page 44). (printed page 53).
  25. Detach the lead from the ZIF plug (1) on the card reader. (printed page 53).
  26. Take out the three Phillips M2.0 × 2.0 screws from the card reader board. (printed page 53).
  27. Take out the card reader board (3). (printed page 54).
  28. Get the computer ready for disassembly (see that procedure on page 36). (printed page 38).
  29. Take off the bottom cover (see that procedure on page 36). (printed page 38).
  30. Detach the battery cable from the system board (see that procedure on page 47). (printed page 38).
  31. Detach the audio jack cable out of the usb board zif connector (1). (printed page 54).
  32. Take out the Phillips 2.0 × 4.0 screw that holds the audio jack to the computer. (printed page 54).
  33. Take out the audio jack from the computer. (printed page 55).
  34. Get the computer ready for disassembly (see that procedure on page 36). (printed page 38).
  35. Take off the bottom cover (see that procedure on page 36). (printed page 38).
  36. Detach the battery cable from the system board (see that procedure on page 47). (printed page 38).
  37. Take out the audio jack (see that procedure on page 54). (printed page 55).
  38. (Select products only) Take out the WWAN antenna cables from the clips at the top of the plastic (printed page 55).
  39. Take out the camera cable from the channel in the plastic bracket. (printed page 55).
  40. Take out the right speaker cable from the clips in the plastic bracket. (printed page 55).
  41. Take out the five Phillips M2.0 × 4.0 screws that hold the plastic bracket to the computer, and (printed page 56).
  42. If the computer has a SIM card slot (printed page 56).
  43. Take out the Phillips M2.0 × 4.0 screw that holds the metal bracket to the computer, and then (printed page 56).
  44. Detach the lead from the ZIF plug (3) on the USB board. (printed page 56).
  45. Take out the USB board from the computer. (printed page 56).
  46. Get the computer ready for disassembly (see that procedure on page 36). (printed page 38).
  47. Take off the bottom cover (see that procedure on page 36). (printed page 38).
  48. Detach the battery cable from the system board (see that procedure on page 47). (printed page 38).
  49. Peel the tape off the heat sink. (printed page 57).
  50. In the order indicated on the heat sink (printed page 57).
  51. Take out the heat sink from the computer. (printed page 57).
  52. Wipe the old compound off the heat sink and main board faces components each time the heat sink is removed. (printed page 57).
  53. Peel the tape off the heat sink. (printed page 57).
  54. In the order indicated on the heat sink (printed page 58).
  55. Take out the heat sink from the computer. (printed page 57).
  56. Wipe the old compound off the heat sink and main board faces components each time the heat sink is removed. (printed page 57).

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-860-16-inch-g11-rtc-battery-replacement-p50

Key facts

HP document part number
N90668-001
Model
HP EliteBook 860 G11
Release year
2024
Screen size
16"
Printed pages
38–58

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