Aspire 5349, 5749, 5749Z Service Guide
Page 33
...CougarPoint 0.7 PCI-E USB INT_HDMI Azalia X'TAL 32.768KHz HDA mBGA 989 (25mm X 25mm) RTC P9 SPI P8~P13 LPC PCI-Express Gen2 5GT/s X'TAL 25MHz Audio CODEC REALTEK ALC271X P21 Dual SPI ROM 4MB x1 (Basic ME+Braidwood) P9 WPCE791/FLASH NPCE971 P26 PCIE-6 USB-13 PCIE-1 CHARGER ISL88731 P27 3/5V... 10/100 LAN P18 X'TAL 25MHz P16 P16 P17 RJ45 P18 1-23 HP Jack MIC Jack SPK DMIC SPI ROM Touch Pad Keyboard Fan Driver P22 P22 P21 P21 P26 P25 P25 (DA Type) P25 System Block Diagram Hardware Specifications and Configurations BLOCK DIAGRAM intel DDR SYSTEM MEMORY iGFX ...
...CougarPoint 0.7 PCI-E USB INT_HDMI Azalia X'TAL 32.768KHz HDA mBGA 989 (25mm X 25mm) RTC P9 SPI P8~P13 LPC PCI-Express Gen2 5GT/s X'TAL 25MHz Audio CODEC REALTEK ALC271X P21 Dual SPI ROM 4MB x1 (Basic ME+Braidwood) P9 WPCE791/FLASH NPCE971 P26 PCIE-6 USB-13 PCIE-1 CHARGER ISL88731 P27 3/5V... 10/100 LAN P18 X'TAL 25MHz P16 P16 P17 RJ45 P18 1-23 HP Jack MIC Jack SPK DMIC SPI ROM Touch Pad Keyboard Fan Driver P22 P22 P21 P21 P26 P25 P25 (DA Type) P25 System Block Diagram Hardware Specifications and Configurations BLOCK DIAGRAM intel DDR SYSTEM MEMORY iGFX ...
Aspire 5349, 5749, 5749Z Service Guide
Page 147
...If internal Speakers fail, perform the following , one at a time. 1. Remove and reinstall the audio driver. 5. Internal Speaker Failure Sound Problems 0 Perform the following : Figure 4-6. If updated recently, roll back the audio driver to Start Control Panel System and Maintenance System Device Manager. Confirm...are set to 50 and not muted. 6. Confirm that the volume is listed under Other Devices 3. Make sure that other audio applications are no red Xs or yellow exclamation marks There are set mid range: Click the ...
...If internal Speakers fail, perform the following , one at a time. 1. Remove and reinstall the audio driver. 5. Internal Speaker Failure Sound Problems 0 Perform the following : Figure 4-6. If updated recently, roll back the audio driver to Start Control Panel System and Maintenance System Device Manager. Confirm...are set to 50 and not muted. 6. Confirm that the volume is listed under Other Devices 3. Make sure that other audio applications are no red Xs or yellow exclamation marks There are set mid range: Click the ...