Hardware Specifications and Configurations
1-35
Mini Card
3G Card (not available in this model)
Audio Codec and Amplifier
Audio Interface
Item
Specification
Number supported
1
Features
1 mini card slot (for WLAN or WLAN/WiMax)
Item
Specification
Features
Item
Specification
Audio Controller
Conexant CX20584
Features
Two stereo DAC support 16/20/24-bit PCM for two
independent playback (multiple streaming)
Two stereo ADC supports 16/20/24-bit PCM format for two
independent recording
All DACs support independent 44.1k/48k/96k/192kHz sample
rate
All ADCs support independent 44.1k/48k/96k/192kHz sample
rate
Two independent SPDIF outputs support 16/20/24-bit format
and 44.1k/48k/88.2k/96k/192kHz rate
Supports line level mono output
Supports analog PCBEEP input, and features an integrated
digital BEEP generator
Support two stereo digital microphone input for microphone
array AEC/BF application
Supports legacy analog mixer architecture
Supports two GPIO (General Purpose Input/Output) pins (pin
sharing with digital microphone interface)
Supports EAPD (External Amplifier Power Down) control for
external amplifier
Supports anti-pop mode when analog power AVDD is on and
digital power is off
Supports 1.5V~3.3V scalable I/O for HD Audio link
48-pin QFN 'Green' package
Item
Specification
Audio Controller
Conexant CX20584
Audio onboard or optional
On board
Mono or Stereo
Mono
Summary of Contents for E644
Page 1: ...eMachines E644 E644G SERVICEGUIDE ...
Page 4: ...iv ...
Page 10: ...x ...
Page 11: ...CHAPTER 1 Hardware Specifications ...
Page 14: ...1 4 ...
Page 53: ...CHAPTER 2 System Utilities ...
Page 80: ...2 28 System Utilities ...
Page 81: ...CHAPTER 3 Machine Maintenance Procedures ...
Page 84: ...3 4 ...
Page 118: ...3 38 Machine Maintenance Procedures ID Size Quantity Screw Type B ICW50 CPU Thermal Screw 4 ...
Page 135: ...CHAPTER 4 Troubleshooting ...
Page 162: ...4 28 Troubleshooting ...
Page 163: ...CHAPTER 5 Jumper and Connector Locations ...
Page 172: ...5 10 Jumper and Connector Locations ...
Page 173: ...CHAPTER 6 FRU Field Replaceable Unit List ...
Page 174: ...6 2 Exploded Diagrams 6 4 FRU List 6 6 Screw List 6 18 ...
Page 191: ...CHAPTER 7 Model Definition and Configuration ...
Page 192: ...7 2 eMachines E644 7 3 eMachines E644G 7 8 ...
Page 200: ...7 10 Model Definition and Configuration ...
Page 201: ...CHAPTER 8 Test Compatible Components ...
Page 202: ...8 2 Microsoft Windows 7 Environment Test 8 4 ...
Page 212: ...8 12 Test Compatible Components ...
Page 213: ...CHAPTER 9 Online Support Information ...
Page 214: ...9 2 Introduction 9 3 ...
Page 216: ...9 4 Online Support Information ...