HP dc73 Service Reference Guide - HP Compaq dc7800 Business PC - Page 240

Table D-4 Solving Hard Drive Problems (continued) Computer seems to be locked up. Cause Solution off the power. To restart the computer, press the power button again. The removable hard drive has no power to the hard drive enclosure. Cause Solution The lock on the enclosure is not turned to the "ON" position. Insert the key and turn the lock clockwise 90 degrees. The green LED on the front of the enclosure should be on. Power cable from the computer power supply to the enclosure Check the power supply to make sure it is properly connected frame is not properly connected. to the rear of the enclosure frame. The removable hard drive is not recognized by the computer. Cause Solution The removable hard drive carrier is not fully seated in the enclosure frame or the hard drive is not fully seated in the carrier. Push the carrier into the enclosure frame so that the connector on the rear of the frame is properly seated. If this does not solve the problem, turn off the computer, remove the carrier, and check to see if the connector on the hard drive is properly seated in the carrier. The removable hard drive enclosure is beeping and the green LED is flashing. Cause Solution Fan failure alarm on the removable hard drive enclosure has Shut down the computer and contact HP for a replacement been activated. enclosure. Solving Media Card Reader Problems Table D-5 Solving Media Card Reader Problems Media card will not work in a digital camera after formatting it in Microsoft Windows XP or Microsoft Windows Vista. Cause Solution By default, Windows XP and Windows Vista will format any media card with a capacity greater than 32MB with the FAT32 format. Most digital cameras use the FAT (FAT16 & FAT12) format and can not operate with a FAT32 formatted card. Either format the media card in the digital camera or select FAT file system to format the media card in a computer with Windows XP or Windows Vista. 228 Appendix D Troubleshooting Without Diagnostics