HP (Hewlett-Packard) L1581A Projector User Manual


 
User’s Guide 51
Maintaining the System
Upgrading the System
This section describes how to upgrade the projector’s firmware.
“To update the firmware” on page 51
To update the firmware
HP might periodically release updated versions of the projector firmware to enhance
the projector performance. Firmware versions are shown in the on-screen menu at
Help > About this projector and in the Web interface on the Home tab. Check for
updated versions at http://www.hp.com/go/proj_firmware.
Web method
1. Be sure the projector is connected to the local network.
2. Determine the wired IP address of the projector. See “To find the projector’s
address” on page 47 for more information.
3. Turn off the projector and allow it to cool.
4. On a networked computer, open Internet Explorer or Netscape Navigator, enter
the wired IP address of the projector in the URL bar, and press the Enter key.
5. Click the Management tab, and on the left side of the screen, select Firmware
Upgrade.
6. Click the link for finding upgrade files on the Web, then download the latest
upgrade file intended for a Web upgrade.
7. Return to the projector Firmware Upgrade page and click Browse. Then select
the file you downloaded.
8. Click the upgrade button to start the upgrade process. Follow the on-screen
instructions. Do not interrupt the process until it finishes.