Acer Aspire E1-421 Notebook Service Guide
Page 48
... Features Amplifier Specification Conexant 20584 24-bit, 2 pairs of independent DACs and 3 pairs of independent ADCs ProCoustic headphone driver delivers 50 mW into 32 ohm load with no pop, eliminating the need for an external amplifier and DC-blocking capacitors Integrated ... including class-D speaker outputs Jack sense detects up to disable the bit in microphone from the BIOS. Exceeds Windows Vista and Windows 7 Desktop and Notebook Premium Logo Requirements, WLP4.0 D-Flex power management exceeds Intel ECR 15B requirements, and ...
... Features Amplifier Specification Conexant 20584 24-bit, 2 pairs of independent DACs and 3 pairs of independent ADCs ProCoustic headphone driver delivers 50 mW into 32 ohm load with no pop, eliminating the need for an external amplifier and DC-blocking capacitors Integrated ... including class-D speaker outputs Jack sense detects up to disable the bit in microphone from the BIOS. Exceeds Windows Vista and Windows 7 Desktop and Notebook Premium Logo Requirements, WLP4.0 D-Flex power management exceeds Intel ECR 15B requirements, and ...
Acer Aspire E1-421 Notebook Service Guide
Page 170
...and drag the Resolution slider to Online Support Information. 4-6 Troubleshooting Refer to External Module Disassembly Process). 11. Remove and reinstall the video driver. 6. Remove the drives (refer to Disassembly Process. 3. Check the display resolution is correctly configured: Minimize or close all... external devices including port replicators or docking stations. Readjust if necessary. 4. Run the Windows Memory Diagnostic from the operating system DVD and follow the on the screen), the LCD is not normal, right-click on ...
...and drag the Resolution slider to Online Support Information. 4-6 Troubleshooting Refer to External Module Disassembly Process). 11. Remove and reinstall the video driver. 6. Remove the drives (refer to Disassembly Process. 3. Check the display resolution is correctly configured: Minimize or close all... external devices including port replicators or docking stations. Readjust if necessary. 4. Run the Windows Memory Diagnostic from the operating system DVD and follow the on the screen), the LCD is not normal, right-click on ...