3.Remove the two screws securing the option card and slide the card out.

To replace the component, reverse the removal procedure.

NOTE: Replacing the option card might require power protector software to be restarted or reconfigured.

Updating the UPS firmware

To update the UPS firmware, see the HP website (http://www.hp.com/go/rackandpower).

Configuring a USB to serial converter

NOTE: This procedure was tested on the Windows® XP Professional, Windows Server® 2003, and Windows® Vista Enterprise operating systems using the HP USB to serial converter (part number 304098-001). Depending on your system configuration, a driver download might be required to successfully install the converter. The driver can be downloaded from the USB-Drivers website (http://www.usb-drivers.com/drivers/123/123294.htm).

To configure a USB port to the COM 1 port on systems that do not have available serial ports:

1.Connect the USB to serial converter to the USB port on your system.

2.For Windows Vista, click Start, select Control Panel, double-click System and Maintenance, and then skip to step 4.

-or-

For Windows XP, click Start, select Control Panel, click Performance and Maintenance, and then click System.

-or-

For Windows Server, click Start, select Control Panel, and then double-click System.

3.Click the Hardware tab.

4.Click Device Manager. The Device Manager screen appears.

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