23 Getting StartedUseful InformationTroubleshootingAppendixHard Disk Data Erase UtilityWhen disposing the computer or transferring the ownership, erase all hard disk data in order to avoid data leakage.Even if you erase the data or initialize the hard disk using normal Windows commands, the data can be read with somespecial software. Use the hard disk data erase utility to erase the data completely.Note that transferring of the ownership without uninstalling the commercial software will be a violation of the software’slicense agreement.NOTEz Even if hard disk data erase is performed, the number of times of DVD’s region code setting will not be reset.z This utility cannot erase data for specific partitions. The entire hard disk data including the data of the recovery parti-tion will be erased.Preparationz Prepare the Product Recovery DVD-ROM (included).z Remove all peripherals.z Connect the AC adaptor and do not remove it until hard disk data erase is complete.1 Turn on the computer, and press F2 while [Panasonic] boot screen is displayed.The Setup Utility starts up.z If the password is requested, enter the Supervisor Password.2 Press F9.At the confirmation message, select [Yes] and press Enter.3 Select the [Boot] menu, then select [USB CDD] and press F6 until [USB CDD] is at thetop of [Boot priority order].4 Set the Product Recovery DVD-ROM into the CD/DVD drive.z When the disc cover does not open.A Press F10.At the confirmation message, select [Yes] and press Enter.The computer will restart.B Press F2 while [Panasonic] boot screen is displayed.C Set the Product Recovery DVD-ROM.5 Press F10.At the confirmation message, select [Yes] and press Enter.The computer will restart.z If [Enter Password] is displayed during the following procedures, input the Supervisor Password or the UserPassword.6 Click [Erase the whole data on the Hard Disk for security] and click [Next].7 At the confirmation message, click [YES].8 Click [Continue].9 Click [Continue] again.10 Click [YES].Erasing the hard disk data starts.11 After erasing is completed, remove the Product Recovery DVD-ROM and click [OK].The hard disk data erase utility erases data using an overwriting method, but there is a possibility that due to malfunc-tions or other operational errors, data may not be completely erased. There are also specialized devices that may beable to read data that has been erased using this method. If you need to erase highly confidential data, we recom-mend that you contact a company that specializes in this process. Matsushita Electric Industrial Co., Ltd. will bear noresponsibility for losses or damages suffered as a result of the use of this utility.