Panasonic CF-T4 ‹Problems with Passwords and Messages, ‹Problems with Display

Page 36

Dealing with Problems (Summary)

Troubleshooting

‹Problems with Passwords and Messages

Even after entering the password,

z The computer may be in “ten-key” mode.

[Type your password] is displayed

If

lights up, press the

 

 

key to disable the ten-key mode, and then

NumLk

again

input.

 

z The computer may be in Caps Lock mode.

 

If

lights up, press the

 

key to disable the Caps Lock mode,

 

Caps Lock

 

and then input.

[Enter Password] is displayed

z Input your Supervisor Password or User Password. If you have forgotten it,

 

contact your technical support office.

When resuming from the standby or

z Even when a password has been set in the [Security] menu of the Setup

hibernation mode, [Enter Password]

Utility, and [Password on boot] is set to [Enable], [Enter Password] does not

does not appear

appear when the computer resumes from the standby or hibernation mode.

 

Set the Windows password with the following procedure, and make input of

 

the Windows password required.

 

 

A Click the account to change in [start] - [Control Panel] - [User

 

 

Accounts] and set the password.

 

 

B Add the checkmark for [Prompt for password when computer

 

 

resumes from standby] in [Control Panel] - [Performance and

 

 

Maintenance] - [Power Options] - [Advanced].

When the administrator password is

z Check whether you have created a password reset disk.

forgotten

If you have:

 

 

A message is displayed when you fail to correctly enter the password.

 

 

Follow the message's instructions and set the password again.

 

If you have not:

 

 

Perform the reinstallation procedure and return the hard disk to its condi-

 

 

tion at the time of purchase, then set up Windows and reset the pass-

 

 

word.

Windows does not start up and num-

z This is a system startup error. Refer to "List of Error Codes" (Î page 33)

bers or messages appear

z If “Remove disks or other media. Press any key to restart” is displayed:

 

Î page 35

‹Problems with Display

Screen is too dark or becomes

z Press the

Fn

+

F2

key. This makes the screen lighter.

darker

z If the screen becomes darker after disconnecting the AC adaptor:

 

The computer has different set brightness levels for when the AC adaptor is

 

connected and for when it is not connected. If you press the

Fn

+F2 key to

 

increase the brightness when the AC adaptor is not connected, this bright-

 

ness is maintained, and determines the brightness next time the AC adap-

 

tor is disconnected.

 

(Making the display brighter shortens the battery operating time.)

An afterimage appears (e.g., the key

z If an image is displayed for a prolonged period of time, an afterimage may

green, red, and blue dots remain on

appear. This is not a malfunction. The afterimage will disappear when a dif-

the display) or there are dots not dis-

ferent screen is displayed.

playing the correct colors

z High-precision and advanced technologies are used in the production of

 

color liquid crystal displays (color LCDs). Therefore, if 0.002% or less of the

 

picture’s elements either fail to light or remain constantly lit (that means that

 

more than 99.998% of the elements are functioning properly), this is not

 

considered a defect.

 

 

 

 

 

 

 

 

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Contents Personal Computer Model No. CF-T4 Series Introduction Copyright Disclaimer TrademarksIllustrations and Terminology in this Manual Read Me First For U.S.AFor Canada Industry Canada IC Notice for modemIndustry Canada Lithium Battery Information to the UserFor Europe Declaration of Conformity DoCCompliance Notice CE Mark Precautions ‹Usage‹Handling Clean the DC plug of dust and other debris regularly Hold the plug when unplugging the AC cordDo not turn the volume up to loud when using headphones Do not pull or insert the DC plug if your hands are wetPrecautions Battery Pack How to Use this Manual Manual Types and ContentsHow to Use the Onscreen Manual Names and Functions of Parts ECOPreparations Turn the computer over and insert the battery pack First-time OperationConfirm the inclusion of all parts Read the Limited USE License Agreement ÎConnect your computer to a power outlet Open the displayTurn your computer on Handling the AC adaptorSetup Windows First-time Operation‹This concludes the first-time use operation guidelines Create User Accounts to recognize this computers userCalibrate the touchscreen Password Reset Function ‹When you have forgotten a Windows log-on passwordAbout the Icon Enlarger Starting Up/Shutting Down Starting UpLog-on to Windows Select your applicationShutting Down power off your computer ‹To shut down using the keyboard‹When you leave the computer or interrupt your work Click Turn OffHow to Use the Hand Strap Using the Tether‹Attaching the Tether ‹Stowing the stylus Using the Touch Pad ‹When the cursor doesn’t move the way you want it toPower off your computer. Î Expanding MemoryInserting / Removing the RAM Module ‹InsertingPut the cover and battery pack back in place ‹RemovingUsage/Handling/Maintenance MaintenanceUsage Environment HandlingWhen areas excluding the display/the touch pad become dirty Wireless LAN Turning on/off the Wireless LAN PowerEnable/Disable Wireless LAN Standard IEEE802.11a To enable IEEE802.11a‹Use Fast User Switching Windows/Antivirus ProtectionWindows Change the Way Users Log on or offSecurity Center/Antivirus Protection Windows Security CenterIf the message Your computer might be at risk is displayed Windows Update Pop-up BlockerComputer Viruses When Using Peripheral Devices When Changing Hard Disk PartitionsInternal Hard Disk To Protect DataList of Error Codes Dealing with Problems Summary May not cause the processing speed to increase ‹Problems with Passwords and Messages ‹Problems with DisplayEnter Space Esc ‹Problems with Operation during Use ‹Problems with Battery‹Problems with Onscreen Reference Manual ‹Problems with Expanding MemoryReinstalling Software Before ReinstallationReinstalling Change the settings in the Setup UtilityReinstalling Software Return the Setup Utility settings to their default valuesIf you can connect to the Internet, perform Windows Update Limited USE License Agreement About Intel software productsContrat de licence dusage limité LicenseTermes, clauses et conditions Hard Disk Backup Function Before Using a Hard Disk Backup Function‹Precautions Create a Backup Area Hard Disk Backup Function Backing Up and Restoring DataTo disable the hard disk backup function When Disposing of This Computer Hard Disk Data Erase UtilityBefore Erasing Data ‹Preparing ‹Confirm the followingsImportant Information Specifications Main SpecificationsMB = 1,048,576 bytes Limited Warranty For Canada Panasonic Computer Solutions Company Panasonic Canada Inc