Acer 4020 manual PCMCIA-Related Symptoms, Memory-Related Symptoms, Speaker-Related Symptoms

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PCMCIA-Related Symptoms

Symptom / Error

Action in Sequence

 

 

System cannot detect the PC Card (PCMCIA)

PCMCIA slot assembly

 

System board

 

 

PCMCIA slot pin is damaged.

PCMCIA slot assembly

 

 

Memory-Related Symptoms

Symptom / Error

Action in Sequence

 

 

Memory count (size) appears different from

Enter BIOS Setup Utility to execute “Load Default Settings, then

actual size.

reboot system.

 

DIMM

 

System board

 

 

Speaker-Related Symptoms

Symptom / Error

Action in Sequence

 

 

In Windows, multimedia programs, no sound

Audio driver

comes from the computer.

Speaker

 

System board

 

 

Internal speakers make noise or emit no sound.

Speaker

 

System board

 

 

Power Management-Related Symptoms

Symptom / Error

Action in Sequence

 

 

The system will not enter hibernation

Keyboard (if control is from the keyboard)

 

Hard disk drive

 

System board

 

 

The system doesn't enter hibernation mode and

See “Sleeping State (S4)” on page 28.

four short beeps every minute.

Press Fn+oand see if the computer enters hibernation mode.

 

 

Touchpad

 

Keyboard

 

Hard disk connection board

 

Hard disk drive

 

System board

 

 

The system doesn’t enter standby mode after

See “Sleeping State (S4)” on page 28.

closing the LCD

LCD cover switch

 

System board

 

 

The system doesn't resume from hibernation

See “Sleeping State (S4)” on page 28.

mode.

Hard disk connection board

 

Hard disk drive

 

System board

 

 

The system doesn't resume from standby mode

See “Sleeping State (S4)” on page 28.

after opening the LCD.

LCD cover switch

 

System board

 

 

Battery fuel gauge in Windows doesn’t go higher

Remove battery pack and let it cool for 2 hours

than 90%.

Refresh battery (continue use battery until power off, then charge

 

battery)

 

Battery pack

 

System board

 

 

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Chapter 4

Image 82
Contents Acer TravelMate 4020 Series Revision History Copyright DisclaimerConventions Screen MessagesPreface Page Features ChapterStorage Battery Mainboard Placement Top ViewRear View Description Block Diagram 5V / 3.3VOpen View Outlook ViewDescription Front Panel Icon DescriptionLeft View Right View Power jack Connects to an AC adapter External display port Bottom View Indicators Easy-launch buttons Touchpad Touchpad BasicsLock Key Description Using the KeyboardLock keys and embedded numeric keypad Desired action Num Lock on Num Lock offHot Keys Key DescriptionSpecial Keys Hot Key Function DescriptionEuro symbol US dollar signUsing System Utilities Acer eManagerLaunch Manager System Board Major Chips Hardware Specifications and ConfigurationsProcessor Specification L2 CacheModem/Bluetooth Interface Specification System Memory SpecificationLAN Interface Specification USB Port SpecificationPcmcia Port Specification Keyboard SpecificationLCD 15.4 Wxga Specification Battery SpecificationPackage configuration Mechanical SpecificationsAC Adapter Specification SpecificationsMechanical Specification Input RequirementsDynamic Output Characteristics Output Ratings CV modeOutput Ratings CC mode Power Management Acpi ModeEnvironmental Requirements Dimensions and Weight DetailsLogical Configuration Data Storage PhysicalToshiba Ambient Temperature Nominal Power RequirementsPhysical & Environmental Specs Dimensions/Weight Reliability Characteristics Error RatesPreventive Maintenance Bios Setup Utility System UtilitiesInformation Parameter DescriptionUuid Advanced Security Boot Exit MainF12 Boot Menu Security Boot Exit AdvancedSecurity Parameter Description OptionCharacters 0-9,A-Z not case sensitive Set Supervisor/User PasswordDisabled EnterSetup Notice Changes have been saved Continue Boot ExitInfo Main Advanced Security Boot ExitChapter Machine Disassembly and Replacement General Information Before You BeginChapter Disassembly Procedure Flowchart Screw List DescriptionRemoving the Battery Pack Removing the Memory and the Wireless LAN Card Removing the HDD ModuleRemoving the Thermal Module and CPU Removing the ODD Module Removing the LCD Module Disassembling the Main Unit Disassembling the Upper Case Assembly Disassembling the Lower Case Assembly Chapter Disassembling the LCD Module Chapter Disassembling the External Modules Disassembling the Optical Drive ModuleChapter Troubleshooting External CD-ROM Drive Check System Check ProceduresExternal Diskette Drive Check Keyboard or Auxiliary Input Device CheckPower System Check Memory checkTouchpad Check Power-on Self-Test Error Messages Error Code List Index of Error MessagesError Message List CPU ID No beep Error Messages FRU/Action in Sequence Phoenix Bios Beep Codes Code Beeps Post Routine DescriptionCode Beeps Post Routine Description Chapter Code Beeps Post Routine Description Indicator-Related Symptoms Index of Symptom-to-FRU Error MessageLCD-Related Symptoms Power-Related SymptomsSpeaker-Related Symptoms PCMCIA-Related SymptomsMemory-Related Symptoms Power Management-Related SymptomsKeyboard/Touchpad-Related Symptoms Peripheral-Related SymptomsModem-Related Symptoms Intermittent Problems Undetermined Problems DimmChapter Jumper and Connector Locations Top ViewRear View VGA RAM RTC Jumper FRU Field Replaceable Unit List Exploded Diagram Illustration Part Name Description Acer P/N Touch PAD Board ZL1A Touch PAD Lower Case W ZL3A Base Assy W/O DVD/CDRW Combo ZI6 Combo SBW-242C DVD Dual Drive ZL6 DVD Rwdual ZL1A K/B EUGO-U/I LCD Cable 15 ZL1A 15 LCD Cabel LCD Module 15 ZL1 15 LCD SXGA+ LCD Module 15.4 ZL1A 15.4 LCD Wxga Samsung LTN154X3 Samsung Panel UMA W/PCMCIA Slot CPU Memory Memory DDR333 Name Plate ZL3A Name Plate S Screw M2.5*4L-BZN ET2S Screw 100 Chapter