19 Troubleshootingn Starting UpThe date and time are incor-rect.l Make the correct settings.A Open the Control Panel.1. Perform either of the following procedures. Right-click at the bottom left corner of the Desktop screen. Click on the Start screen.2. Click [Control Panel].Click (Start) - [Control Panel].B Click [Clock, Language, and Region] - [Date and Time].l If the problem persists, the internal clock battery may need to be replaced. ContactPanasonic Technical Support (è page 30).l When the computer is connected to LAN, check the date and time of the server.l The 2100 A.D. or later year will not be correctly recognized on this computer.[Executing Battery Recali-bration] screen appears.l The Battery Recalibration was canceled before Windows was shut down last time. Tostart up Windows, turn off the computer by the power switch, and then turn on.[Enter Password] does notappear when resuming fromsleep/hibernation.● Select [Enabled] in [Password On Resume] in the [Security] menu of the Setup Utility(è Reference Manual “Setup Utility”).● The Windows password can be used instead of the password set in the Setup Utility.A Add a password.1. Display “Charm” and click - [Change PC settings] - [Accounts].2. Click [Sign-in options], and click [Add] under “Password”.1. Click (Start) - [Control Panel].2. Click [User Accounts and Family Safety] - [Add or remove user accounts].B Set up the following.1. Open the Control Panel, click [System and Security] - [Power Options] - [Requirea password on wakeup].2. Add a check mark for [Require a password].1. Click [Control Panel] - [System and Security] - [Power Option] - [Require a pass-word when the computer wakes] and add a check mark for [Require a password].Cannot resume. l One of the following operations may have been carried out. Slide the power switch toturn on the computer. Data not saved will be lost. In sleep mode, the AC adaptor or battery pack was disconnected, or a peripheral wasconnected or disconnected. The power switch was slid for four seconds or longer to forcibly turn off the computer.l An error may occur when the computer automatically enters the sleep or hibernationmode while the screensaver is active. In this case, turn off the screensaver or changethe pattern of the screensaver.