
1-20
Hardware Specifications and Configurations
Hotkeys
0
The computer employs hotkeys or key combinations to access most of the computer's
controls like screen brightness and volume output.
Figure 1-9.
Keyboard Hotkeys
To activate hotkeys, press and hold the <Fn> key before pressing the other key in the hockey
combination.
Table 1-11.
Keyboard Hotkeys
Hot key
Icon
Function
Description
<Fn> + <F3>
Communication switch
Enables/disables the computer’s
communication devices.
(Communication devices may
vary by configuration.)
<Fn> + <F4>
Sleep
Puts the computer in Sleep
mode.
<Fn> + <F5>
Display toggle
Switches display output between
the display screen, external
monitor (if connected) and both.
<Fn> + <F6>
Screen blank
Turns the display screen
backlight off to save power. Press
any key to return.
<Fn> + <F7>
Touchpad toggle
Turns the touchpad on and off.
<Fn> + <F8>
Speaker toggle
Turns the speakers on and off.
<Fn> + <
Z
>
Brightness up
Increases the screen brightness.
<Fn> + <
Y
>
Brightness down
Decreases the screen brightness.
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 ...