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HP iPAQ Handhelds - How to Install a ROM Update on the iPAQ


This document provides information on upgrading the ROM version of an HP iPAQ Handheld.
This ROM update will Clean Reset the HP iPAQ Handheld device to factory settings. Performing a Clean Reset will return the device to its default settings, and clear all user applications and data. Before performing this ROM update, back up all your data.


  • Microsoft ActiveSync 4.5 (or later) is required for Host PC/Notebook which is running with Microsoft Windows XP.
  • Microsoft Windows Mobile Device Center (WMDC) is required for Host PC/Notebook which is running with Microsoft Windows Vista.

How to Use

  1. Download the ROM update to a directory on the hard drive.
    Follow these steps to download the ROM update
    1. Go to the HP website at www.hp.com/support.
    2. Select the Country or Region you are in or from where you have purchased the device and click the double arrow next to the box. The Support & Drivers page displays.
    3. Under Select a task and enter a product name/number, select the task Download drivers and software (and firmware).
    4. Type the product name, for example, HP iPAQ 100 Enterprise Handheld Series and press “Enter" or click the double arrow next to the box.
    5. On the Download drivers and software page, select your Language and click the link under Select operating system.
  2. Follow the on-screen instructions for downloading the ROM update to a directory on the hard drive.
    This directory should not contain any file or folder from any previous ROM upgrade.
    Before downloading, review the Release Notes for product specific information and for instructions on downloading and installing the ROM update.
  3. Establish an ActiveSync connection between the iPAQ and the Host PC/Notebook using a USB connection. If the Host PC/Notebook has a Microsoft Vista Operating System, establish a connection using Windows Mobile Device Center (WMDC).
  4. The ROM Update Utility starts automatically. Follow the on-screen instructions to complete the ROM upgrade.
    After the update is complete, the update file downloaded can be deleted, if desired.

Installation Notes:

  1. During the update, the ROM Update Utility:
    • Queries the iPAQ for current ROM image information
    • Validates that the new ROM image is compatible with the iPAQ.
    • Automatically places the iPAQ in Flash mode.
    • Updates the ROM image on the iPAQ.
  2. IMPORTANT: Disable the Standby and Hibernation modes on the Host PC/Notebook. If Standby or Hibernation mode is activated during the upgrade process, a critical error may occur.
  3. IMPORTANT: Plan enough time to complete the update. The total time to perform this ROM update is estimated at 40 minutes.
  4. IMPORTANT: Do not interact with the iPAQ or remove it from AC power or the cradle/cable once the status bar appears on the iPAQ and the actual update has started.
  5. IMPORTANT: If an error message is displayed during the update process, follow any available instructions to correct the condition and start the ROM Update Utility again.
  6. IMPORTANT: The update process can be performed while connected to a Host PC/Notebook either as a guest or with an established partnership. In case of the Vista Operating System, it is recommended to perform a ROM update as an Administrator.
  7. IMPORTANT: For a seamless experience, we recommend the SIM card to be removed from the device before starting the update process.






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