Acer 5740D, 5340 manual Symptoms Verified Go To, Power-On Self-Test Post Error

Page 91

Chapter 4

Troubleshooting

Use the following procedure as a guide for computer problems.

NOTE: The diagnostic tests are intended to test only Acer products. Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses.

1.Obtain the failing symptoms in as much detail as possible.

2.Verify the symptoms by attempting to re-create the failure by running the diagnostic test or by repeating the same operation.

3.Use the following table with the verified symptom to determine which page to go to.

Symptoms (Verified)

Go To

 

 

Power failure. (The power indicator does

“Power System Check” on page 85.

not go on or stay on.)

 

 

 

POST does not complete. No beep or error

“Power-OnSelf-Test (POST) Error

codes are indicated.

Message” on page 86

 

“Undetermined Problems” on page 100

 

 

POST detects an error and displayed

“Error Message List” on page 87

messages on screen.

 

 

 

Other symptoms (i.e. LCD display problems

“Power-On Self-Test (POST) Error

or others).

Message” on page 86

 

 

Symptoms cannot be re-created

Use the customer-reported symptoms and

(intermittent problems).

go to “Power-On Self-Test (POST) Error

 

Message” on page 86

 

“Intermittent Problems” on page 99

 

“Undetermined Problems” on page 100

 

 

Chapter 4

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Contents Aspire 5740/5740D/5340 Series Service Guide Revision History Copyright Following conventions are used in this manual Gives precautionary measures toProblems ProceduresPreface Page Table of Contents FRU Field Replaceable Unit List 109 15.6 HD 1366 x Aspect ratio FeaturesBelow is a brief summary of the computer’s many features ChapterIntegrated Acer Crystal Eye webcam Storage subsystemDC-in jack for AC adapter Dimension and weightSystem Block Diagram Top View Your Acer Notebook tourIcon Description # Icon DescriptionIcon Description Left viewRight view Base view Easy-Launch Buttons IndicatorsPower BatteryF12 Using the KeyboardLock Keys and embedded numeric keypad Fn + F11Applications context menu Windows KeysSpecial Key only for certain models Hot KeysCPU Fan True Value Table Hardware Specifications and ConfigurationsBios vendor Bios Version ProcessorLAN Module Bluetooth InterfaceWireless Module 802.11b/g/n Memory CombinationsOptical Disc Drive Hard Disk Drive InterfaceVendor & model name Blu-Ray Disc DriveYes/2.1 2W speakers DVD-RW Non Cprm & Cprm DVD+/-R Dual Blu-RayAudio Interface Audio Controller Realtek ALC272LCD 15.6 inches VideoSystem Board Major Chips KeyboardAC Adaptor System Power ManagementInput 100-240V~ 1.5A, 50-60Hz Output 65W System Utilities Bios Setup UtilityNavigating the Bios Utility Parameter Description InformationMain Parameter Description Format/Option Clear or Set SecuritySetting a Password Chapter Boot Exit Bios Flash Utility This section teaches you how to remove HDD password Remove HDD PasswordRemove HDD Password Disassembly Requirements Machine Disassembly and ReplacementMain Screw List Pre-disassembly InstructionsDisassembly Process General InformationExternal Modules Disassembly Flowchart External Module Disassembly ProcessScrew List Removing the Battery Pack Removing the SD Dummy Card Removing the Dimm Module Removing the Back Cover Removing the Hard Disk Drive Module Remove the one screw F securing the hard disk drive module M3 x L4 Silver Kgf-cm 86.9A554.4R0 Chapter Removing the Wlan Modules Removing the Optical Drive Module M2 x L3 Silver Kgf-cm 86.9A552.3R0 Main Unit Disassembly Process Removing the Middle Cover M2 x L4 Silver Kgf-cm 86.9A552.4R0 Chapter Removing the Keyboard Detach the volume button board from the middle coverRemoving the LCD Module Page Detach the LCD cable from the connector on the main board Carefully remove the LCD module from the base unit Separating the Upper Case from the Lower CaseRemove the three screws F from the middle cover Page M2.5 x L8 Black Kgf-cm 86.00E34.738 Removing the Touchpad and Touchpad Button Boards Chapter Pry to loosen the touchpad board Chapter Detach the touchpad board from the upper case Removing the Left Speaker ModuleDetach the left speaker module Removing the USB Board ModuleM2 x L4 Silver Kgf-cm 86.9A552.4R0 Chapter Remove the USB board module from the lower case Removing the Modem ModuleRemoving the Bluetooth Module Page Removing the Right Speaker Module Size Quantity Color Torque Detach the right speaker module Removing the Main BoardLift the main board gently from the lower case Chapter Remove one screw F securing the main board in placeCarefully remove the main board Removing the Heatsink ModulePage Carefully lift up the heatsink module Removing the CPUPage LCD Module Disassembly LCD Module Disassembly ProcessRemoving the LCD Bezel Removing the LCD panel with the Brackets Chapter Remove the LCD with the brackets from the back cover Removing the LCD BracketsRemoving the FPC Cable Disconnect the FPC cable from the LCD panel Removing the AntennasPage Removing the Web Camera Power-On Self-Test Post Error Symptoms Verified Go ToKeyboard or Auxiliary Input Device Check System Check ProceduresExternal Diskette Drive Check External CD-ROM Drive CheckMemory Check Power System CheckTouchpad Check Power-On Self-Test Post Error MessageSystem RAM Failed at offset nnnn Index of Error MessagesError Code List Error Codes Error Messages Error Message List Error Messages FRU/Action in SequenceSoftware NMI Failed Fail-Safe Timer NMI FailedFixed Disk n None Invalid System Configuration Data DMA Test FailedBlinking cursor shown on LCD during System board LCDCode Beeps Post Routine Description Phoenix Bios Beep CodesSetup Code Beeps Post Routine Description Code Beeps Code Beeps LCD-Related Symptoms Symptom / Error Action in Sequence Index of Symptom-to-FRU Error MessagePower-Related Symptoms Symptom / Error Action in Sequence Symptom / Error Action in Sequence PCMCIA-Related Symptoms Symptom / Error Action in SequenceMemory-Related Symptoms Symptom / Error Action in Sequence Speaker-Related Symptoms Symptom / Error Action in SequencePage Modem-Related Symptoms Symptom / Error Action in Sequence Intermittent Problems Undetermined Problems Main Board Code ConnectorVGA port Bluetooth board cable connectorHeatsink fan cable connector Line-in portClearing Password Check Clearing Password Check and Bios RecoveryGap name in Aspire 5740/5740D/5340 Series is G77 Bios Recovery by Crisis Disk Page 106 Chapter Page 108 Chapter FRU Field Replaceable Unit List Exploded Diagram Aspire 5740/5740D/5340 Series FRU List FRU ListCables Camera Combo Module HDD/HARD Disk Drive LCD Mainboard Appendix a 118 Appendix aAppendix a 119 Aspire 5740/5740D/5340Appendix a 120 Appendix a 121 AAP Appendix a 122Appendix a 123 Appendix a 124 Appendix a 125 Appendix a 126 Appendix a 127 Appendix a 128 Appendix a 129 Appendix a 130 Appendix a 131 Appendix a 132 Appendix a 133 Appendix a 134 Appendix a 135 Appendix a 136 Appendix a 137 Appendix a 138 Appendix a 139 Appendix a 140 Appendix a 141 Appendix a 142 Appendix a 143 Appendix a 144 Appendix a 145 Acla Appendix a 146Appendix a 147 Appendix a 148 149 Appendix a Appendix a 150 Appendix B Test Compatible ComponentsHardware Device Tests Access PointAppendix B 153 Device name Vendor Wireless Printer154 Appendix C Online Support Information156 157 Index158
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5340, 5740D specifications

The Acer 5740D, 5740, 5740G, and 5340 series of laptops introduced a range of features and technologies designed to cater to various computing needs, from everyday tasks to more demanding applications. These models became notable for their performance, affordability, and versatile specifications.

The Acer 5740D is primarily recognized for its integrated Graphics Media Accelerator, which makes it suitable for light gaming and multimedia functions. It is powered by Intel's processors, delivering reliable performance for standard productivity tasks like web browsing, word processing, and streaming videos. This model offers a 15.6-inch display, providing a balance between portability and screen real estate, making it an ideal choice for students and casual users alike.

On the other hand, the Acer 5740 and 5740G elevate the performance with dedicated graphics options. The 5740G, in particular, is furnished with NVIDIA GeForce graphics, which enhances gaming capabilities and graphics-intensive tasks such as video editing. This feature is crucial for users who seek a machine that performs well under load and can handle modern gaming titles at reasonable settings. Both these models also sport a 15.6-inch display but feature better resolution options compared to the 5740D.

The Acer 5340 series also shares some similarities with the 5740 variants but is positioned within a more budget-friendly range. It typically features a slightly lower-end Intel processor, making it ideal for users who need a reliable machine for basic tasks without the need for high-performance hardware. The 5340 offers a robust battery life, making it well-suited for students or professionals who require portability and longevity in their devices.

Each of these laptops includes a chiclet-style keyboard, which enhances typing comfort and accuracy. They also offer diverse connectivity options, including USB ports, HDMI, and Ethernet, allowing easy integration into various setups.

In summary, the Acer 5740D, 5740, 5740G, and 5340 series cater to a diverse user base, from casual users to more demanding consumers. Their blend of performance, connectivity, and affordability solidifies their status as reliable options in the competitive laptop market, appealing to individuals who seek functional devices without breaking the bank.
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