Acer 4720 Series, 4320 Series manual Troubleshooting tips, Error messages Corrective action

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Troubleshooting

This chapter shows you how to deal with common system problems. Read it before calling a technician if a problem occurs. Solutions to more serious problems require opening up the computer. Do not attempt to open the computer yourself; contact your dealer or authorized service center for assistance.

Troubleshooting tips

This notebook PC incorporates an advanced design that delivers onscreen error message reports to help you solve problems.

If the system reports an error message or an error symptom occurs, see "Error messages" below. If the problem cannot be resolved, contact your dealer. See "Requesting service" on page 46.

Error messages

If you receive an error message, note the message and take the corrective action. The following table lists the error messages in alphabetical order together with the recommended course of action.

Error messages

Corrective action

 

 

CMOS battery bad

Contact your dealer or an authorized service center.

 

 

CMOS checksum error

Contact your dealer or an authorized service center.

 

 

Disk boot failure

Insert a system (bootable) disk into the floppy drive

 

(A:), then press <Enter> to reboot.

 

 

Equipment

Press <F2> (during POST) to enter the BIOS utility,

configuration error

then press Exit in the BIOS utility to reboot.

 

 

Hard disk 0 error

Contact your dealer or an authorized service center.

 

 

Hard disk 0 extended

Contact your dealer or an authorized service center.

type error

 

 

 

I/O parity error

Contact your dealer or an authorized service center.

 

 

Keyboard error or no

Contact your dealer or an authorized service center.

keyboard connected

 

 

 

Keyboard interface

Contact your dealer or an authorized service center.

error

 

 

 

Memory size mismatch

Press <F2> (during POST) to enter the BIOS utility,

 

then press Exit in the BIOS utility to reboot.

 

 

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Contents Users Guide TravelMate 4720/4320 SeriesPage Safety instructions Information for your safety and comfortTurning the product off before cleaning Using electrical power Product servicing Guidelines for safe battery usagePotentially explosive environments Replacing the battery packTelephone line safety Additional safety informationOperating environment Medical devicesPotentially explosive environments VehiclesMercury advisory Emergency calls Disposal instructionsTips and information for comfortable use Taking care of your vision Finding your comfort zoneDeveloping good work habits First things first Basic care and tips for using your computerYour guides Turning your computer on and offTaking care of your AC adapter Taking care of your computerCleaning and servicing Taking care of your battery packPlease refer to Frequently asked questions on Xvi Contents Frequently asked questions Acer eRecovery Management Page Empowering Technology password Acer Empowering TechnologyAcer eNet Management Empowering Technology Using power plans Acer ePower ManagementTo create a new power plan To switch between power plansBattery status To delete a power planAcer ePresentation Management Acer eDataSecurity Management for selected models Acer eLock Management Empowering Technology Acer eRecovery Management Empowering Technology Acer eSettings Management Windows Mobility Center for Windows Vista only Empowering Technology Front view Your Acer notebook tourDescription Productivity keys on page 27 for more details Easy-launch buttons on page 26 for more detailsIcon Description Closed front view# Icon Description Left viewRear view Right viewBase view Specifications English English English Icon Function Description IndicatorsEasy-launch buttons Icon Easy-launch button Default applicationIcon Productivity key Default application Touchpad basics TouchpadFunction Left Right Main touchpad Center button Button Desired access Num Lock on Num Lock off Using the keyboardLock keys and embedded numeric keypad Lock key DescriptionKeyDescription Windows keysHotkeys Decreases the screen brightness Special keys Euro symbolUS dollar sign Ejecting the optical CD or DVD drive tray Using a computer security lock Audio Adjusting the volumeAcer Bio-Protection manufacturing option Using the system utilitiesAcer GridVista dual-display compatible Launch Manager How do I check for viruses? Norton Internet SecuritySelect Tasks & Scans NTI Shadow Nothing appears on the screen Frequently asked questionsImage is not full-screen Keyboard does not respond No audio is heard from the computerInfrared port does not work Printer does not workWant to set up my location to use the internal modem International Travelers Warranty ITW Requesting serviceBefore you call Battery pack characteristics Battery packMaximizing the batterys life Installing and removing the battery pack Checking the battery level Charging the batteryOptimising battery life Situation Recommended Action Battery-low warningTaking your notebook PC with you Disconnecting from the desktopMoving around Preparing the computerWhat to bring to meetings Taking the computer homeWhat to take with you Traveling with the computer Setting up a home officeSpecial considerations What to bring with you Traveling internationally with the computerUsing passwords Using a computer security lockSecuring your computer Setting passwords Entering passwordsConnectivity options Expanding through optionsFax/data modem Fast Infrared FIR Built-in network featureIeee 1394 port Universal Serial Bus USBInserting a PC Card PC Card slotEjecting a PC Card Boot sequence Bios utilityInstalling memory Password Enable disk-to-disk recoveryUsing software Playing DVD moviesCreate backup Acer eRecovery ManagementRestore and recovery Burn backup discError messages Troubleshooting tipsError messages Corrective action English FCC notice Regulations and safety noticesOperation conditions Remarque à lintention des utilisateurs canadiens Modem noticesDeclaration of Conformity for EU countries List of applicable countries TBREnglish LCD pixel statement Laser compliance statementMacrovision copyright protection notice Radio device regulatory notice General Article 3.1a Health and SafetyEuropean Union EU Article 3.1b EMCEnglish FCC RF safety requirement English LCD panel ergonomic specifications Federal Communications Comission Declaration of Conformity EN60950-12001 EN600652002 applied to models with TV function Acer Computer Shanghai LimitedEnglish Index English

4320 Series, 4720 Series specifications

The Acer 4720 and 4320 Series laptops represent a blend of performance, portability, and affordability, making them popular choices for students and professionals alike. Released in the mid-2000s, these models were targeted towards users who required reliable computing power for daily tasks, including web browsing, document editing, and multimedia consumption.

The Acer 4720 Series is characterized by its robust performance capabilities, powered by Intel Core processors. These processors provide ample speed and responsiveness for multitasking. The 15.4-inch display offers a balanced resolution that caters to both work and entertainment, and it features Acer's CrystalBrite technology, which enhances color vibrancy and clarity, making images and videos appear more vivid.

On the other hand, the 4320 Series, a slightly more budget-friendly option, shares some similar features but comes with a 14.1-inch display. This smaller form factor makes the 4320 Series a highly portable option for users on the go. It is equipped with AMD processors, providing sufficient power for everyday tasks and decent graphical capabilities, thanks to integrated graphics.

Both series boast a comfortable keyboard and a responsive touchpad, crucial for prolonged use without discomfort. The battery life is commendable, allowing users to work on the move without constantly searching for power outlets. Additionally, the laptops come equipped with multiple USB ports, HDMI output, and card readers, enhancing connectivity options.

In terms of storage, both series typically offer a range of HDD options, providing flexibility for users needing more space for files, applications, and multimedia. The laptops also feature onboard speakers and a webcam, essential for video conferencing and casual multimedia use.

Acer's commitment to build quality is evident in these series, offering durable chassis that withstand the rigors of daily use. The 4720 and 4320 Series laptops also come pre-installed with Windows operating systems, granting users immediate access to essential productivity applications.

In summary, the Acer 4720 and 4320 Series laptops are solid choices for those in need of reliable computing tools that combine functionality and portability. With their well-rounded specifications and user-friendly features, these laptops continue to hold value even in today’s competitive market.