Aspire 4743 and 4743Z Notebook Series Service Guide
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...Controller Features Amplifier Features Specification Realtek ALC271 Meets Microsoft WLP 3.10 and future WLP audio requirements WaveRT-based audio function driver for Windows Vista EAX™ 1.0 & 2.0 compatible Direct Sound 3D™ compatible A3D™ ...(AEC), Noise Suppression (NS), and Beam Forming (BF) technology for voice application Smart multiple streaming operation HDMI audio driver for AMD platform Dolby® PCEE program™ (optional software feature) DTS® CONNECT™ (optional software ...
...Controller Features Amplifier Features Specification Realtek ALC271 Meets Microsoft WLP 3.10 and future WLP audio requirements WaveRT-based audio function driver for Windows Vista EAX™ 1.0 & 2.0 compatible Direct Sound 3D™ compatible A3D™ ...(AEC), Noise Suppression (NS), and Beam Forming (BF) technology for voice application Smart multiple streaming operation HDMI audio driver for AMD platform Dolby® PCEE program™ (optional software feature) DTS® CONNECT™ (optional software ...
Aspire 4743 and 4743Z Notebook Series Service Guide
Page 64
... adaptor power supply when running Flash utility. NOTE: NOTE: Flash utility has auto execution function. 2-14 System Utilities NOTE: NOTE: Do not install memory related drivers (XMS, EMS, DPMI) when Flash is the BIOS recovery hotkey), then press the power button. 6. If battery pack does not contain power to any USB...
... adaptor power supply when running Flash utility. NOTE: NOTE: Flash utility has auto execution function. 2-14 System Utilities NOTE: NOTE: Do not install memory related drivers (XMS, EMS, DPMI) when Flash is the BIOS recovery hotkey), then press the power button. 6. If battery pack does not contain power to any USB...
Aspire 4743 and 4743Z Notebook Series Service Guide
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...to Online Support Information. 4. If the display is too dim at a time. 1. Readjust if necessary. 4. Remove and reinstall the video driver. 6. There are no red Xs or yellow exclamation marks There are no device conflicts No hardware is not ...is faulty and should be replaced. Refer to the desired resolution. Click Apply and check the display. Roll back the video driver to Online Support Information. 4-6 Troubleshooting If the Issue is discovered. 9. Start the computer. Abnormal Video 0 If the video appears abnormal,...
...to Online Support Information. 4. If the display is too dim at a time. 1. Readjust if necessary. 4. Remove and reinstall the video driver. 6. There are no red Xs or yellow exclamation marks There are no device conflicts No hardware is not ...is faulty and should be replaced. Refer to the desired resolution. Click Apply and check the display. Roll back the video driver to Online Support Information. 4-6 Troubleshooting If the Issue is discovered. 9. Start the computer. Abnormal Video 0 If the video appears abnormal,...
Aspire 4743 and 4743Z Notebook Series Service Guide
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...are set mid range: Click the volume icon on the taskbar 4-10 Troubleshooting If updated recently, roll back the audio driver to Start.. Internal Speaker Failure Sound Problems 0 Perform the following , one at a time. Control Panel System and ...Maintenance System Device Manager. Remove and reinstall the audio driver. 5. Make sure that : The device is listed under Other Devices 3. Boot the computer. 2. Navigate to the previous version. ...
...are set mid range: Click the volume icon on the taskbar 4-10 Troubleshooting If updated recently, roll back the audio driver to Start.. Internal Speaker Failure Sound Problems 0 Perform the following , one at a time. Control Panel System and ...Maintenance System Device Manager. Remove and reinstall the audio driver. 5. Make sure that : The device is listed under Other Devices 3. Boot the computer. 2. Navigate to the previous version. ...
Aspire 4743 and 4743Z Notebook Series Service Guide
Page 200
... in CMOS related to the 8742 and wait for legacy reset Phase Component LBT Core 0x20 Verify that the 8742 keyboard controller is cleared by driver LBT Core 0x29 PMM (Post Memory Manager) Init LBT Core 0xE5 WHEA Init LBT Core 0x33 PDM (Post Dispatcher Manager) Init LBT Core 0x01 IPMI...
... in CMOS related to the 8742 and wait for legacy reset Phase Component LBT Core 0x20 Verify that the 8742 keyboard controller is cleared by driver LBT Core 0x29 PMM (Post Memory Manager) Init LBT Core 0xE5 WHEA Init LBT Core 0x33 PDM (Post Dispatcher Manager) Init LBT Core 0x01 IPMI...