Hardware Specifications and Configurations
1-37
Features
Meets WLP (Windows Logo Program) requirements for Windows XP,
Vista and Windows 7
98dB Signal-to-Noise Ratio (A-weighting) for DAC output
90dB Signal-to-Noise Ratio (A-weighting) for ADC output
4-channel DAC supports 16/20/24-bit PCM format for indepent two
stereo channel or 2.1 audio playback
4-channel ADC supports 16/20/24-bit PCM format for indepent two
stereo channel audio inputs
All DACs support 44.1k/48k/96k/192kHz sample rate
All ADCs support 44.1k/48k/96k/192kHz sample rate
S/PDIF-OUT support 16/20/24-bit format and 44.1/48/88.2/96/192kHz
rate
Supports MONO line level output
Supports external PCBEEP input and built-in digital BEEP generator
Software selectable 2.5V/3.2V VREFOUT as bias voltage for analog
microphone input
Progra12/+24/+36dB boot gain for analog microphone input
Supports stereo digital microphone input
Programmable boost gain and volume control for digital microphone
input
Built-in headphone amplifiers for port-C (LINE1) and port-I(HP OUT)
Headphone amplifier for port-I does not require DC blocking
capacitors
Two jack detection pins each designed to detect up to 4 jacks, and
S/PDIF-OUT jack detection is supported
EAPD (External Amplifier Power Down) is supported
Supports Anti-pop mode when analog power AVDD is on and digital
power is off
Power support: 3.3V digital core power: 1.5V~3.3V digital IO power for
HDA link; 3.0V~5.5V analog power; 4.5V~5.5V power stage voltage
Enhanced power management features for normal operation and
standby mode
Stereo Bridge-Tied Load Class-D amplifier at port-D has 2Watt (rms)/4
Ohms per channel output
Short circuit and thermal overload protection for Class-D amplifier
Class D amplifier has high pass filter with programmable Cut-Off
frequency (10Hz~900Hz) to prevent low frequency signal damage
speaker
Class D amplifier output with slew rate and spread spectrum control to
improve EMI performance
Independent left and right channel of output power limiter
(25%~100% power range) to protect speaker
Intel low power ECR compliant: supports power status control, jack
detection, and wake-up event in D3 mode
Built in a 5V-to-4.5V linear regulator with 60db PSRR to power analog
circuitry
48-pin QFN ‘Green’ package
Item
Specification
Содержание AOHAPPY2
Страница 1: ...Aspire One D257 Happy 2 SERVICEGUIDE ...
Страница 10: ...x ...
Страница 11: ...CHAPTER 1 Hardware Specifications ...
Страница 14: ...1 4 ...
Страница 55: ...CHAPTER 2 System Utilities ...
Страница 81: ...CHAPTER 3 Machine Maintenance Procedures ...
Страница 83: ...3 3 Camera Module Installation 3 40 ...
Страница 84: ...3 4 ...
Страница 107: ...Machine Maintenance Procedures 3 27 ID Size Quantity Screw Type C M2 0 3 0 NI 2 ...
Страница 116: ...3 36 Machine Maintenance Procedures Figure 3 33 LCD Panel ...
Страница 121: ...CHAPTER 4 Troubleshooting ...
Страница 127: ...Troubleshooting 4 7 9 If the issue is still not resolved refer to Online Support Information ...
Страница 128: ...4 8 Troubleshooting LCD Failure 0 If the LCD fails perform the following Figure 4 3 LCD Failure ...
Страница 144: ...4 24 Troubleshooting ...
Страница 145: ...CHAPTER 5 Jumper and Connector Locations ...
Страница 152: ...5 8 Jumper and Connector Locations ...
Страница 153: ...CHAPTER 6 FRU Field Replaceable Unit List ...
Страница 154: ...6 2 Exploded Diagrams 6 4 FRU List 6 7 Screw List 6 28 ...
Страница 181: ...CHAPTER 7 Model Definition and Configuration ...
Страница 182: ...1 2 Aspire One D257 7 1 Aspire One Happy 2 7 109 ...
Страница 388: ...7 206 Model Definition and Configuration ...
Страница 389: ...CHAPTER 8 Test Compatible Components ...
Страница 390: ...8 2 Microsoft Windows 7 Environment Test 8 4 ...
Страница 398: ...8 10 Test Compatible Components ...
Страница 399: ...Test Compatible Components 8 11 ...
Страница 400: ...8 12 Test Compatible Components ...
Страница 401: ...CHAPTER 9 Online Support Information ...
Страница 402: ...9 2 Introduction 9 3 ...
Страница 404: ...9 4 Online Support Information ...