Acer Aspire E1-421 Notebook Service Guide
Page 48
...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 ... blocks Integrated 2 WRMS (per channel) class-D stereo speaker amplifier with Spread Spectrum and 10-kV ESD withstand capability Digital Microphone interface with internal MIC boost supporting 2 digital microphone elements... 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...
...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 ... blocks Integrated 2 WRMS (per channel) class-D stereo speaker amplifier with Spread Spectrum and 10-kV ESD withstand capability Digital Microphone interface with internal MIC boost supporting 2 digital microphone elements... 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...
Acer Aspire E1-421 Notebook Service Guide
Page 170
... Personalize Display Settings. Click and drag the Resolution slider to Online Support Information. 4-6 Troubleshooting Reseat the memory modules. 10. Remove the drives (refer to LCD Picture Failure. 7. Refer to Disassembly Process. If extensive pixel damage is present... external devices including port replicators or docking stations. Roll back the video driver to External Module Disassembly Process. Refer to the previous version if updated. 5. Disconnect power and all Windows. If display size is only abnormal in an application, ...
... Personalize Display Settings. Click and drag the Resolution slider to Online Support Information. 4-6 Troubleshooting Reseat the memory modules. 10. Remove the drives (refer to LCD Picture Failure. 7. Refer to Disassembly Process. If extensive pixel damage is present... external devices including port replicators or docking stations. Roll back the video driver to External Module Disassembly Process. Refer to the previous version if updated. 5. Disconnect power and all Windows. If display size is only abnormal in an application, ...