
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
Содержание E644
Страница 1: ...eMachines E644 E644G SERVICEGUIDE ...
Страница 4: ...iv ...
Страница 10: ...x ...
Страница 11: ...CHAPTER 1 Hardware Specifications ...
Страница 14: ...1 4 ...
Страница 32: ...1 22 Hardware Specifications and Configurations System Block Diagram Figure 1 10 System Block Diagram ...
Страница 53: ...CHAPTER 2 System Utilities ...
Страница 80: ...2 28 System Utilities ...
Страница 81: ...CHAPTER 3 Machine Maintenance Procedures ...
Страница 84: ...3 4 ...
Страница 118: ...3 38 Machine Maintenance Procedures ID Size Quantity Screw Type B ICW50 CPU Thermal Screw 4 ...
Страница 135: ...CHAPTER 4 Troubleshooting ...
Страница 141: ...Troubleshooting 4 7 LCD Failure 0 If the LCD fails perform the following Figure 4 3 LCD Failure ...
Страница 142: ...4 8 Troubleshooting Keyboard Failure 0 If the Keyboard fails perform the following Figure 4 4 Keyboard Failure ...
Страница 143: ...Troubleshooting 4 9 Touchpad Failure 0 If the Touchpad fails perform the following Figure 4 5 Touchpad Failure ...
Страница 147: ...Troubleshooting 4 13 USB Failure 0 If the USB fails perform the following Figure 4 8 USB Failure ...
Страница 148: ...4 14 Troubleshooting Wireless Failure 0 If the wireless fails perform the following Figure 4 9 Wireless Failure ...
Страница 149: ...Troubleshooting 4 15 Bluetooth Failure 0 If the wireless fails perform the following Figure 4 10 Bluetooth Failure ...
Страница 162: ...4 28 Troubleshooting ...
Страница 163: ...CHAPTER 5 Jumper and Connector Locations ...
Страница 172: ...5 10 Jumper and Connector Locations ...
Страница 173: ...CHAPTER 6 FRU Field Replaceable Unit List ...
Страница 174: ...6 2 Exploded Diagrams 6 4 FRU List 6 6 Screw List 6 18 ...
Страница 191: ...CHAPTER 7 Model Definition and Configuration ...
Страница 192: ...7 2 eMachines E644 7 3 eMachines E644G 7 8 ...
Страница 200: ...7 10 Model Definition and Configuration ...
Страница 201: ...CHAPTER 8 Test Compatible Components ...
Страница 202: ...8 2 Microsoft Windows 7 Environment Test 8 4 ...
Страница 212: ...8 12 Test Compatible Components ...
Страница 213: ...CHAPTER 9 Online Support Information ...
Страница 214: ...9 2 Introduction 9 3 ...
Страница 216: ...9 4 Online Support Information ...