Instructions for Downloading the Firmware

NOTE: To download firmware you will need the correct username and password. It was provided in the cover letter that came with your mount's original documentation. If you do not have this information, please contact Astro-Physics, either by telephone (see below), or at Please provide us with your mount or keypad serial number when you contact us.

  1. Read the descriptions of the download versions carefully.
  2. Click on the update version that you need. You will be prompted for the username and password.
  3. The file must be downloaded to the drive of your choice. Make a note of where you stored the file so you can find it later.
  4. Find the keypadxxx.exe (or epromxxx.exe) file that you just downloaded. Note, "x" indicates version number. Click on it to run the installer program. Follow the instructions on your screen.
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    This page was last modified: September 8, 2006

    Astro-Physics, Inc.
    11250 Forest Hills Road, Machesney Park, IL  61115, U.S.A.
    Phone: 815-282-1513   Fax: 815-282-9847