Compaq dx7400 Service Reference Guide - HP Compaq dx7400 Business PC - Page 183
Solving Drive Key Problems, Solving Front Panel Component Problems
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Solving Drive Key Problems If you encounter Drive Key problems, common causes and solutions are listed in the following table. Table D-16 Solving Drive Key Problems USB Drive Key is not seen as a drive letter in Windows. Cause Solution The drive letter after the last physical drive is not available. Change the default drive letter for the Drive Key in Windows. USB Drive Key not found (identified). Cause Solution The device is attached to a USB port that has been hidden in Run the Computer Setup utility and ensure that "Device Computer Setup. available" is selected for "All USB Ports" and "Front USB Ports" under Security > Device Security. The device was not properly seated before power-up. Ensure the device is fully inserted into the USB port before applying power to the system System will not boot from USB Drive Key. Cause Boot order is not correct. Removable Media Boot is disabled in the Computer Setup utility. The image on the device is not bootable. Solution Run the Computer Setup utility and change boot sequence in Storage > Boot Order. Run the Computer Setup utility and enable booting to removable media in Storage > Storage Options. Ensure USB is enabled in Storage > Boot Order. Follow the procedures described in the "ROM Flash: Replicating the Setup: Creating a Bootable Device: Supported USB Flash Media Device" section of the Service Reference Guide. The computer boots to DOS after making a bootable Drive Key. Cause Solution Drive Key is bootable. Install the Drive Key only after the operating system boots. Solving Front Panel Component Problems If you encounter problems with devices connected to the front panel, refer to the common causes and solutions listed in the following table. Solving Drive Key Problems 173