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HP Compaq nx6110 Notebook PC - Removing and Replacing the RTC battery

Introduction
This document is provided to assist in removing and replacing the RTC battery for the HP Compaq nx6110 Notebook PC.
Minimum skill level
The End User requires no hardware-specific training to replace the defective part. The End user should have familiarity with system hardware and software requiring repair.
Parts required
  note:
Part numbers are subject to change.
The replacement part number will vary depending on the RTC battery that is being replaced. If a part is listed as "Yes" under "Requires Return" then the defective part needs to be returned to HP. Click here for more information on returning parts to HP.
Description
Part Number
Requires Return
Plastics kit - Includes RTC (Real Time Clock) battery
378236-001 (Modified)
No
  note:
For customers in countries/regions with RoHS legislation* (e.g. EU, China, etc.) restricting the use of hazardous substances in electrical equipment. The use of the Original Spare part is regulated by RoHS legislation. If your unit contains a part that is labelled with the Modified Spare number, the Modified Spare must be ordered as the replacement part. If your unit contains a part that is labelled with the Original Spare number, please order the Original Spare as the replacement part. In this case either the Original Spare or the Modified Spare may be shipped which will not affect performance or functionality of the unit.
Summary of instructions
To view a video demonstrating the procedure for removing the RTC battery, click on the link below. Or use the product video listing on the HP Services Media Library, then select Real-time clock battery from the menu on the upper left hand side of the screen.
Right-click on the video link above to open in a new window/tab.
RTC battery removal
  1. Review the safety considerations before performing the steps listed below by clicking on the following link:
      caution:
    Failure to comply with the precautions could result in damage to your product or loss of data.
  2. Disconnect the RTC battery cable from the system board.
  3. Use a small, flat-bladed, non-conductive tool to flip the RTC battery out of the socket on the top cover.
RTC battery replacement
  1. With the positive (+) side facing up, insert and press the RTC battery into the socket on the top cover.
  2. Reconnect the RTC battery cable to the system board.

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