Fujitsu AH531, A531 manual LCD screen is difﬁcult to read, Troubleshooting and tips Cause

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Troubleshooting and tips

The notebook’s date or time is incorrect

Cause	Troubleshooting
Time and date are incorrect.	► With the BIOS-Setup-Utility, you can set the
	date and time in the main menu.
If the time and date are still set incorrectly after	► Please contact your sales outlet or our
switching on the notebook.	Hotline/Service Desk.

When certain characters are entered on the keyboard, only numerals are written

Cause	Troubleshooting
The virtual numeric keypad of your device is	► Press the	Num	key.
activated, see "Virtual numeric keypad", Page 24

The notebook’s LCD screen remains blank

Cause	Troubleshooting
Monitor is switched off.	► Press a key or touch the touchpad.
External monitor or television set connected.	► Press the key combination to switch the
	screen output, see "Key combinations",
	Page 25.

The LCD screen is difﬁcult to read

Cause

Reﬂected glare

Troubleshooting

►Turn the notebook or alter the tilt of the LCD screen.

►Increase the brightness of the screen.

64	Fujitsu Technology Solutions

Image 68

Contents Lifebook A531 Lifebook AH531 Page Page Copyright Lifebook A531 Lifebook AH531 Page Contents Removing and installing components during servicing Regulatory information for notebooks without radio device Contents Innovative technology Innovative technologyFurther information This font Not switch off the deviceNotational conventions Front Ports and controlsPorts and controls Ports and controls Left panel Right-hand sidePorts and controls Underside Important notes Safety notesImportant notes Energy saving under Windows Additional safety notes for devices with radio componentsEnergy saving Travelling with your notebook Before you travelCleaning the notebook Unpacking and checking the device First-time setup of your deviceFirst-time setup of your device Mains adapter connecting Selecting a locationSwitching on the device for the ﬁrst time Working with the notebook Status indicatorsWorking with the notebook Wireless components indicator Power-on indicator/StandbyBattery charging indicator/power connector Drive indicatorSwitching on the notebook Keyboard + =Key Working with the notebook Description Backspace key Tab keyEnter key return Caps Lock keyVirtual numeric keypad Key combinations Switching the wireless components on / offSeparate numeric keypad device-dependent Power management functions Switch between open applicationsDisplay if an external monitor is connected Windows security/Task-ManagerMoving the pointer Country and keyboard settingsTouchpad and touchpad buttons Executing commands Switching the Touchpad on and offSelecting an item Dragging itemsBackground lighting LCD screenExample Rechargeable battery WebcamCharging, caring for and maintaining the battery Removing and installing the batteryMonitoring the battery charging level Battery storageRemoving the battery Optical drive Handling data carriersCD/DVD indicator Inserting or removing a data carrierManual removal emergency removal Using the power-management features Inserting the memory card Memory cardsSupported formats Removing the memory card ExpressCards Inserting the cardLoudspeakers and microphones Removing the cardRemoving the SIM card SIM card devices with Umts moduleInserting the SIM card Wireless LAN / Bluetooth / Umts Switching the wireless components on and offSetting up Wlan access Access via UmtsEthernet and LAN Security functions Security functionsUse Kensington Lock Conﬁguring password protection in Bios Setup Utility Protecting Bios Setup Utility supervisor and user passwordPassword protection for booting of the operating system Changing the supervisor or user passwordPassword protection for the hard disk Activating hard disk protectionConnecting external devices Connecting external devicesConnecting devices to the notebook Disconnecting devices from the notebookConnecting an external monitor Hdmi portDevice drivers Connecting USB devicesHow to remove USB devices correctly Headphone port Connecting external audio devicesMicrophone port/Line Removing and installing components during servicing Removing and installing components during servicingInstalling and removing memory expansion Preparing to remove componentsRemoving the cover Removing memory modulesInstalling a memory module Securing the coverRemoving and installing the hard disk Removing a coverRemoving a hard disk Installing a hard disk Finishing component removal Attaching the coverSettings in Bios Setup Utility Starting the Bios Setup UtilityOperating Bios Setup Utility Settings in Bios Setup UtilitySave Changes and Power Off Exiting Bios Setup UtilityLoad Setup Defaults Copy Standard Entries Troubleshooting and tips Troubleshooting and tipsHelp if problems occur Restoring the hard disk contents under WindowsLCD screen is difﬁcult to read Troubleshooting and tips CauseCause Troubleshooting External monitor remains blank External monitor is blank or the image is unstableLeave energy saving mode Acoustic warnings Printer does not printRadio connection to a network does not work Error messages on the screen Error message/cause ResolutionPrevious boot incomplete Default conﬁguration Technical data Mains adapter 80 WPower adapter, 65 W Manufacturer’s notes Energy StarDisposal and recycling Declarations of ConformityCE marking Regulatory noticesRegulatory information for notebooks without radio device CE marking for devices with radio componentManufacturer’s notes DOC Industry Canada notices Avis Aux Utilisateurs Du Réseau Téléphonique CanadienUL Notice For Authorized Repair Technicians OnlyFCC regulatory information for notebooks with radio device Federal Communications Commission statementFCC Interference Statement FCC Radio Frequency Exposure statementManufacturer’s notes Regulatory Information/Disclaimers Export restrictionsIndex FaultIndex Handling Index Switch