Acer Aspire 4349, 4749, 4749Z Notebook Service Guide
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... Gen2 5GT/s X'TAL 25MHz X'TAL 25MHz Int. System Block Diagram Figure 1-11. Speaker P22 HP P22 SPI ROM Touch Pad Keyboard P27 P26 P26 Fan Driver (D/A Type) P26 CHARGER ISL88731 P28 3/5V SYS PWR RT8206 P29 CPU CORE PWR ISL95835 P30 CPU +1.05V_VTT RT8238 P31 DDR3 PWR discharger RT8207A P32 P34...
... Gen2 5GT/s X'TAL 25MHz X'TAL 25MHz Int. System Block Diagram Figure 1-11. Speaker P22 HP P22 SPI ROM Touch Pad Keyboard P27 P26 P26 Fan Driver (D/A Type) P26 CHARGER ISL88731 P28 3/5V SYS PWR RT8206 P29 CPU CORE PWR ISL95835 P30 CPU +1.05V_VTT RT8238 P31 DDR3 PWR discharger RT8207A P32 P34...
Acer Aspire 4349, 4749, 4749Z Notebook Service Guide
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...Continued) Item Features Amplifier Specification Software: Compatible with Windows Logo Program 3.10 and future requirements WaveRT-based audio function driver for Windows Vista EAX™ 1.0 & 2.0, Direct Sound 3D, and I3DL2 compatible HRTF 3D Positional Audio (...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) Fortemedia ® SAM™ technology for...
...Continued) Item Features Amplifier Specification Software: Compatible with Windows Logo Program 3.10 and future requirements WaveRT-based audio function driver for Windows Vista EAX™ 1.0 & 2.0, Direct Sound 3D, and I3DL2 compatible HRTF 3D Positional Audio (...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) Fortemedia ® SAM™ technology for...
Acer Aspire 4349, 4749, 4749Z Notebook Service Guide
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... has auto execution function. 2-14 System Utilities If battery pack does not contain power to bootable USB HDD. 3. NOTE: NOTE: Do not install memory related drivers (XMS, EMS, DPMI) when Flash is used . Copy Flash Utility to finish loading BIOS Flash, do not boot system. Boot system from bootable USB HDD...
... has auto execution function. 2-14 System Utilities If battery pack does not contain power to bootable USB HDD. 3. NOTE: NOTE: Do not install memory related drivers (XMS, EMS, DPMI) when Flash is used . Copy Flash Utility to finish loading BIOS Flash, do not boot system. Boot system from bootable USB HDD...
Acer Aspire 4349, 4749, 4749Z Notebook Service Guide
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... faulty and should be replaced. If the Issue is properly installed. Refer to Maintenance Flowchart). 11. Remove and reinstall the video driver. 6. There are no red Xs or yellow exclamation marks There are no device conflicts No hardware is... video appears abnormal, perform the following: 1. Refer to the previous version if updated. 5. 4. Readjust if necessary. 4. Roll back the video driver to the User Manual for instructions on battery alone as this may reduce display brightness. 2. Remove any memory cards and CD/DVD discs. 8. Connect...
... faulty and should be replaced. If the Issue is properly installed. Refer to Maintenance Flowchart). 11. Remove and reinstall the video driver. 6. There are no red Xs or yellow exclamation marks There are no device conflicts No hardware is... video appears abnormal, perform the following: 1. Refer to the previous version if updated. 5. 4. Readjust if necessary. 4. Roll back the video driver to the User Manual for instructions on battery alone as this may reduce display brightness. 2. Remove any memory cards and CD/DVD discs. 8. Connect...
Acer Aspire 4349, 4749, 4749Z Notebook Service Guide
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Boot the computer. 2. Remove and reinstall the audio driver. 5. Check the Device Manager to determine that: The device is properly installed There are no device conflicts No hardware... controls are no red Xs or yellow exclamation marks There are set to 50. Troubleshooting 4-11 If updated recently, roll back the audio driver to Start Control Panel System and Maintenance System Device Manager. Internal Speaker Failure 0 If internal Speakers fail, perform the following , ...
Boot the computer. 2. Remove and reinstall the audio driver. 5. Check the Device Manager to determine that: The device is properly installed There are no device conflicts No hardware... controls are no red Xs or yellow exclamation marks There are set to 50. Troubleshooting 4-11 If updated recently, roll back the audio driver to Start Control Panel System and Maintenance System Device Manager. Internal Speaker Failure 0 If internal Speakers fail, perform the following , ...
Acer Aspire 4349, 4749, 4749Z Notebook Service Guide
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... initial Variable Service DXE_MTC_INIT DXE 4D MTC Initial DXE_CPU_INIT DXE 4E CPU Middle Initialization DXE_MP_CPU_INIT DXE 4F Multi-processor Middle Initialization DXE_SMBUS_INIT DXE 50 SMBUS Driver Initialization DXE_SMART_TIMER_INIT DXE 51 8259 Initialization DXE_PCRTC_INIT DXE 52 RTC Initialization Troubleshooting 4-19
... initial Variable Service DXE_MTC_INIT DXE 4D MTC Initial DXE_CPU_INIT DXE 4E CPU Middle Initialization DXE_MP_CPU_INIT DXE 4F Multi-processor Middle Initialization DXE_SMBUS_INIT DXE 50 SMBUS Driver Initialization DXE_SMART_TIMER_INIT DXE 51 8259 Initialization DXE_PCRTC_INIT DXE 52 RTC Initialization Troubleshooting 4-19
Acer Aspire 4349, 4749, 4749Z Notebook Service Guide
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... Code 19 Description USB host controller initialization BDS_CONNECT_USB_BUS BDS 1A USB BUS driver initialization BDS_CONNECT_USB_DEVICE BDS 1B USB device driver initialization BDS_NO_CONSOLE_ACTION BDS 1C Console device initial fail BDS_DISPLAY_LOGO_SYSTEM_INFO BDS 1D Display logo... 1F SATA controller initialization BDS_START_ISA_ACPI_CONTROLLER BDS 20 SIO controller initialization BDS_START_ISA_BUS BDS 21 ISA BUS driver initialization BDS_START_ISA_FDD BDS 22 Floppy device initialization BDS_START_ISA_SEIRAL BDS 23 Serial device initialization BDS_START_IDE_BUS BDS...
... Code 19 Description USB host controller initialization BDS_CONNECT_USB_BUS BDS 1A USB BUS driver initialization BDS_CONNECT_USB_DEVICE BDS 1B USB device driver initialization BDS_NO_CONSOLE_ACTION BDS 1C Console device initial fail BDS_DISPLAY_LOGO_SYSTEM_INFO BDS 1D Display logo... 1F SATA controller initialization BDS_START_ISA_ACPI_CONTROLLER BDS 20 SIO controller initialization BDS_START_ISA_BUS BDS 21 ISA BUS driver initialization BDS_START_ISA_FDD BDS 22 Floppy device initialization BDS_START_ISA_SEIRAL BDS 23 Serial device initialization BDS_START_IDE_BUS BDS...