Acer 49.49C02.001 manual Troubleshooting, Symptoms Verified Go To

Page 63

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 not go

“Power System Check” on page 59.

on or stay on.)

 

 

 

POST does not complete. No beep or error

“Power-On Self-Test (POST) Error Message” on

codes are indicated.

page 61

 

“Undetermined Problems” on page 68

 

 

POST detects an error and displayed messages

“Error Message List” on page 62

on screen.

 

 

 

The diagnostic test detected an error and

“Running PQA Diagnostics Program” on page 34

displayed a FRU code.

 

 

 

Other symptoms (i.e. LCD display problems or

“Power-OnSelf-Test (POST) Error Message” on

others).

page 61

 

 

Symptoms cannot be re-created (intermittent

Use the customer-reported symptoms and go to

problems).

“Power-On Self-Test (POST) Error Message” on

 

page 61

 

“Intermittent Problems” on page 67

 

“Undetermined Problems” on page 68

 

 

Chapter 4

57

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Contents TravelMate Service GuideDisclaimer CopyrightConventions Preface Table of Contents Appendix C Online Support Information 101 Index 103 Chapter TroubleshootingChapter Jumper and Connector Locations SW4 SettingsFeatures System SpecificationsVideo performance CPU System Block DiagramTop View Board LayoutBottom View Panel Left PanelIcon Port Connects to Rear Panel DockMate V mini docking station Bottom PanelRight Panel Icon Function Description IndicatorsHot Key Icon Function Description Hot KeysHardware Specifications and Configurations Memory Combinations Floppy Disk Drive Interface DVD-ROM Interface Parallel Port Video Resolutions ModeVideo Interface Video MemoryPcmcia Port Serial PortUSB Port IrDA PortDC-AC LCD Inverter BatteryAC Adapter Power Management Mechanical SpecificationEnvironmental Requirements Address Function Memory Address MapAddress Map Memory Address Size FunctionDMA Channel Function IRQ Assignment MapDMA Channel Assignment Interrupt Channel FunctionNavigating the Bios Utility Bios Setup UtilityParameter Description Format System InformationUuid Basic System SettingsParameter Description Options Startup ConfigurationSetting the Boot Drive Sequence Onboard Device ConfigurationSystem Security System SecuritySetting a Password Removing a Password Load Default SettingsExecuting Flash Program Flash UtilityMain Board Data Utility System Utility DiskettePanel ID Utility Thermal and Fan UtilityDisk System Diagnostic DisketteRunning PQA Diagnostics Program Diag Result Diag Chapter Machine Disassembly and Replacement Before You Begin General InformationIs a S S E M B L Y FLO W C H a R T O F TM Disassembly Procedure FlowchartScrew List Removing the Battery Pack Removing the External Dimm Module Removing the External Modem Combo Card Removing the CD-ROM/DVD-ROM Module Removing the Hard Disk Drive Module Removing the Floppy Disk Drive Module Removing the Keyboard Disassembling the Main UnitRemoving the TouchPad Module Removing the LCD ModuleRemoving the CPU Separating the Lower Case from the Upper Case Removing the RTCRemoving the DC-DC Charger Board Removing the FanRemoving the Pcmcia Socket Removing the Modem Power CableRemoving the System Board Removing the Audio Jack CoverRemoving the Speaker Assembly Module Disassembling the LCD ModuleRemoving the LCD Bezel Removing the LCD Bracket Removing the Inverter BoardRemoving the Microphone Removing the LED BoardRemoving the Left and Right Hinges Symptoms Verified Go To TroubleshootingKeyboard or Auxiliary Input Device Check System Check ProceduresExternal Diskette Drive Check External CD-ROM Drive CheckMemory Check Power System CheckTouchpad Check Check the Battery PackPower-On Self-Test Post Error Message Index of Error Messages Error Message ListError Messages FRU/Action in Sequence LCD No beep Error Messages FRU/Action in SequencePower-Related Symptoms Index of Symptom-to-FRU Error MessageLCD-Related Symptoms Indicator-Related SymptomsPower Management-Related Symptoms PCMCIA-Related SymptomsMemory-Related Symptoms Speaker-Related SymptomsPeripheral-Related Symptoms Keyboard/Touchpad-Related SymptomsModem-Related Symptoms Intermittent Problems Dimm Undetermined ProblemsError Message Action in Sequence Index of AFlash Bios Error MessageError Code Message Action in Sequence Index of PQA Diagnostic Error Code, MessagePCB 99202-SB Top ViewSetting SW4 SettingsBottom View Chapter FRU Field Replaceable Unit List Chapter Memory Picture Partname Description ProcessorLCD Picture Partname DescriptionSpeaker to LED Speaker Assembly Assy Speaker MIC Cable Microphone WM-60A LCD Assembly Assy LCD Module LCD Bracket R Brkt -R CPT SUS MODULE15 Hitachi HDD FDD Mechanical Parts Middle Cover CVR Middle KU2-1518 Picture Partname Description Touchpad Cable Picture Partname Description KeyboardMiscellaneous PowerOthers ScrewsModule Model Number DefinitionsModel ExtAppendix a Test Compatible Components Windows 95 Environment Test SpecificationsWindows 98 Environment Test Windows 2000 Environment Test Windows NT Environment Test 100 Online Support Information 102 Index Online Support Information Page 106

49.49C02.001 specifications

The Acer 49.49C02.001 is a remarkable addition to Acer's lineup of high-performance displays, tailored for gamers and professionals alike. This monitor is characterized by its expansive 49-inch curved screen, which creates an immersive viewing experience that draws the user in. The display features a super ultra-wide 32:9 aspect ratio, providing ample screen real estate for multitasking or fully immersing oneself in gaming.

One of the standout features of the Acer 49.49C02.001 is its QHD resolution, with a 3840 x 1080 pixel configuration. This high resolution ensures that images and videos are rendered with stunning clarity and detail, eliminating any blurriness that can often accompany lower resolution displays. The monitor's VA panel technology contributes to its superior contrast ratios, providing vivid colors and deep blacks that enhance the overall viewing experience.

For gamers, the Acer 49.49C02.001 integrates a 144Hz refresh rate, which is essential for achieving smooth gameplay. The high refresh rate minimizes motion blur and provides a seamless visual experience during fast-paced action, making it an ideal choice for first-person shooters and racing games. Additionally, the monitor supports AMD FreeSync technology, which synchronizes the refresh rate of the display with the graphics card, reducing screen tearing and stuttering during gameplay.

In terms of connectivity, the monitor is equipped with multiple input options, including HDMI and DisplayPort, allowing for easy connections to various devices such as gaming consoles and PCs. The inclusion of USB ports also facilitates the connection of peripherals, ensuring that users have everything they need at their fingertips.

The ergonomic design of the Acer 49.49C02.001 is another significant highlight. With height and tilt adjustments, users can customize the monitor's position for optimal comfort during long hours of use. The sleek and modern design complements any setup, whether for gaming, work, or entertainment.

Moreover, the monitor comes with Acer's BlueLightShield and Flickerless technologies, which reduce eye strain during extended use. This combination of features and technologies makes the Acer 49.49C02.001 a versatile and powerful display, suitable for a wide range of applications, from gaming marathons to professional graphic design work. Overall, Acer's commitment to quality and innovation is evident in this striking monitor.