Acer 5340 System Check Procedures, External Diskette Drive Check, External CD-ROM Drive Check

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System Check Procedures

External Diskette Drive Check

Do the following to isolate the problem to a controller, driver, or diskette. A write-enabled, diagnostic diskette is required.

NOTE: Make sure that the diskette does not have more than one label attached to it. Multiple labels can cause damage to the drive or cause the drive to fail.

Do the following to select the test device.

1.Boot from the diagnostics diskette and start the diagnostics program.

2.See if FDD Test is passed as the program runs to FDD Test.

3.Follow the instructions in the message window.

If an error occurs with the internal diskette drive, reconnect the diskette connector on the system board. If the error still remains:

1.Reconnect the external diskette drive/DVD-ROM module.

2.Replace the external diskette drive/CD-ROM module.

3.Replace the main board.

External CD-ROM Drive Check

Do the following to isolate the problem to a controller, drive, or CD-ROM. Make sure that the CD-ROM does not have any label attached to it. The label can cause damage to the drive or can cause the drive to fail.

Do the following to select the test device:

1.Boot from the diagnostics diskette and start the diagnostics program.

2.See if CD-ROM Test is passed when the program runs to CD-ROM Test.

3.Follow the instructions in the message window.

If an error occurs, reconnect the connector on the System board. If the error still remains:

1.Reconnect the external diskette drive/CD-ROM module.

2.Replace the external diskette drive/CD-ROM module.

3.Replace the main board.

Keyboard or Auxiliary Input Device Check

Remove the external keyboard if the internal keyboard is to be tested.

If the internal keyboard does not work or an unexpected character appears, make sure that the flexible cable extending from the keyboard is correctly seated in the connector on the system board.

If the keyboard cable connection is correct, run the Keyboard Test.

If the tests detect a keyboard problem, do the following one at a time to correct the problem. Do not replace a non-defective FRU:

1.Reconnect the keyboard cables.

2.Replace the keyboard.

3.Replace the main board.

The following auxiliary input devices are supported by this computer:

•Numeric keypad

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Chapter 4

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Contents Aspire 5740/5740D/5340 Series Service Guide Revision History Copyright Gives precautionary measures to ProblemsProcedures Following conventions are used in this manualPreface Page Table of Contents FRU Field Replaceable Unit List 109 Features Below is a brief summary of the computer’s many featuresChapter 15.6 HD 1366 x Aspect ratioStorage subsystem Integrated Acer Crystal Eye webcamDimension and weight DC-in jack for AC adapterSystem Block Diagram Your Acer Notebook tour Top View# Icon Description Icon DescriptionLeft view Icon DescriptionRight view Base view Indicators PowerBattery Easy-Launch ButtonsUsing the Keyboard Lock Keys and embedded numeric keypadFn + F11 F12Windows Keys Applications context menuHot Keys Special Key only for certain modelsHardware Specifications and Configurations Bios vendor Bios VersionProcessor CPU Fan True Value TableBluetooth Interface Wireless Module 802.11b/g/nMemory Combinations LAN ModuleHard Disk Drive Interface Optical Disc DriveBlu-Ray Disc Drive Vendor & model nameDVD-RW Non Cprm & Cprm DVD+/-R Dual Blu-Ray Audio InterfaceAudio Controller Realtek ALC272 Yes/2.1 2W speakersVideo System Board Major ChipsKeyboard LCD 15.6 inchesInput 100-240V~ 1.5A, 50-60Hz Output 65W System Power ManagementAC Adaptor Bios Setup Utility System UtilitiesNavigating the Bios Utility Information Parameter DescriptionMain Parameter Description Format/Option Security Clear or SetSetting a Password Chapter Boot Exit Bios Flash Utility Remove HDD Password Remove HDD PasswordThis section teaches you how to remove HDD password Machine Disassembly and Replacement Disassembly RequirementsPre-disassembly Instructions Disassembly ProcessGeneral Information Main Screw ListScrew List External Module Disassembly ProcessExternal Modules Disassembly Flowchart 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 Detach the volume button board from the middle cover Removing the KeyboardRemoving the LCD Module Page Detach the LCD cable from the connector on the main board Separating the Upper Case from the Lower Case Carefully remove the LCD module from the base unitRemove 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 Removing the Left Speaker Module Detach the touchpad board from the upper caseRemoving the USB Board Module Detach the left speaker moduleM2 x L4 Silver Kgf-cm 86.9A552.4R0 Chapter Removing the Modem Module Remove the USB board module from the lower caseRemoving the Bluetooth Module Page Removing the Right Speaker Module Size Quantity Color Torque Removing the Main Board Detach the right speaker moduleRemove one screw F securing the main board in place Lift the main board gently from the lower case ChapterRemoving the Heatsink Module Carefully remove the main boardPage Removing the CPU Carefully lift up the heatsink modulePage LCD Module Disassembly Process LCD Module DisassemblyRemoving the LCD Bezel Removing the LCD panel with the Brackets Chapter Removing the LCD Brackets Remove the LCD with the brackets from the back coverRemoving the FPC Cable Removing the Antennas Disconnect the FPC cable from the LCD panelPage Removing the Web Camera Symptoms Verified Go To Power-On Self-Test Post ErrorSystem Check Procedures External Diskette Drive CheckExternal CD-ROM Drive Check Keyboard or Auxiliary Input Device CheckPower System Check Memory CheckPower-On Self-Test Post Error Message Touchpad CheckIndex of Error Messages Error Code List Error Codes Error MessagesError Message List Error Messages FRU/Action in Sequence System RAM Failed at offset nnnnFail-Safe Timer NMI Failed Fixed Disk n None Invalid System Configuration DataDMA Test Failed Software NMI FailedLCD Blinking cursor shown on LCD during System boardPhoenix Bios Beep Codes Code Beeps Post Routine DescriptionSetup Code Beeps Post Routine Description Code Beeps Code Beeps Power-Related Symptoms Symptom / Error Action in Sequence Index of Symptom-to-FRU Error MessageLCD-Related Symptoms Symptom / Error Action in Sequence PCMCIA-Related Symptoms Symptom / Error Action in Sequence Memory-Related Symptoms Symptom / Error Action in SequenceSpeaker-Related Symptoms Symptom / Error Action in Sequence Symptom / Error Action in SequencePage Modem-Related Symptoms Symptom / Error Action in Sequence Intermittent Problems Undetermined Problems Code Connector Main BoardBluetooth board cable connector Heatsink fan cable connectorLine-in port VGA portGap name in Aspire 5740/5740D/5340 Series is G77 Clearing Password Check and Bios RecoveryClearing Password Check Bios Recovery by Crisis Disk Page 106 Chapter Page 108 Chapter FRU Field Replaceable Unit List Exploded Diagram FRU List Aspire 5740/5740D/5340 Series FRU ListCables Camera Combo Module HDD/HARD Disk Drive LCD Mainboard Appendix a Appendix a 118Aspire 5740/5740D/5340 Appendix a 119Appendix a 120 Appendix a 121 Appendix a 122 AAPAppendix 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 Appendix a 146 AclaAppendix a 147 Appendix a 148 149 Appendix a Appendix a 150 Test Compatible Components Appendix BAccess Point Hardware Device TestsDevice name Vendor Wireless Printer Appendix B 153154 Online Support Information Appendix C156 Index 157158
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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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