TravelMate 2490 - 4230 - 4280 Service Guide
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... of the keyboard. Fn-z Brightness down Decreases the screen brightness Special Key You can locate the Euro symbol and US dollar sign at the upper-center of your keyboard. Please refer to www.microsoft.com/ typography/faq/faq12.htm for more information. 24 Chapter 1 To type: Aspire Series: TravelMate Series: The Euro symbol 1. NOTE...
... of the keyboard. Fn-z Brightness down Decreases the screen brightness Special Key You can locate the Euro symbol and US dollar sign at the upper-center of your keyboard. Please refer to www.microsoft.com/ typography/faq/faq12.htm for more information. 24 Chapter 1 To type: Aspire Series: TravelMate Series: The Euro symbol 1. NOTE...
TravelMate 2490 - 4230 - 4280 Service Guide
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... profile when you can adjust CPU speed, LCD brightness and other settings, or click on buttons to turn the following functions on the main screen. 32 Chapter 1 DC Mode To suit your needs, then click OK. 5. Acer ePower Management Acer ePower Management features a straightforward user interface. Acer Mode The default setting is "Maximum Performance." Create...
... profile when you can adjust CPU speed, LCD brightness and other settings, or click on buttons to turn the following functions on the main screen. 32 Chapter 1 DC Mode To suit your needs, then click OK. 5. Acer ePower Management Acer ePower Management features a straightforward user interface. Acer Mode The default setting is "Maximum Performance." Create...
TravelMate 2490 - 4230 - 4280 Service Guide
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... 0 to +50 -20 to +60 42 Chapter 1 LCD 15.4" inch Item Vendor & model name Screen Diagonal (mm) Active Area (mm) Display resolution (pixels) Pixel Pitch Pixel Arrangement Display Mode Typical White Luminance (cd/ m2) also called Brightness Luminance Uniformity Contrast Ratio Response Time (Optical Rise Time/Fall Time)msec Nominal Input Voltage...
... 0 to +50 -20 to +60 42 Chapter 1 LCD 15.4" inch Item Vendor & model name Screen Diagonal (mm) Active Area (mm) Display resolution (pixels) Pixel Pitch Pixel Arrangement Display Mode Typical White Luminance (cd/ m2) also called Brightness Luminance Uniformity Contrast Ratio Response Time (Optical Rise Time/Fall Time)msec Nominal Input Voltage...
TravelMate 2490 - 4230 - 4280 Service Guide
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... key doesn't work LCD is too dark LCD brightness cannot be adjusted LCD contrast cannot be adjusted Unreadable LCD screen Missing pels in Sequence Indicator incorrectly remains off . The system doesn't power-off or on, but system runs correctly Reconnect the inverter...LCD inverter LCD System board LCD inverter ID LCD inverter LCD cable LCD System board Indicator-Related Symptoms Symptom / Error Action in characters Abnormal screen Wrong color displayed LCD has extra horizontal or vertical lines displayed. Reconnect the LCD connectors. System board 86 Chapter 4 Battery pack Power ...
... key doesn't work LCD is too dark LCD brightness cannot be adjusted LCD contrast cannot be adjusted Unreadable LCD screen Missing pels in Sequence Indicator incorrectly remains off . The system doesn't power-off or on, but system runs correctly Reconnect the inverter...LCD inverter LCD System board LCD inverter ID LCD inverter LCD cable LCD System board Indicator-Related Symptoms Symptom / Error Action in characters Abnormal screen Wrong color displayed LCD has extra horizontal or vertical lines displayed. Reconnect the LCD connectors. System board 86 Chapter 4 Battery pack Power ...
TravelMate 2490 - 4230 - 4280 User's Guide EN
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... 8 Acer ePower Management Acer ePower Management features a straightforward user interface. AC mode The default setting is "Maximum Performance." Or, you can adjust CPU speed, LCD brightness and other... settings, or click on buttons to three of the window. DC mode To suit your own profiles. Entertainment, Presentation, Word Processing, and Maximum Battery. To launch it, select Acer... ePower Management from the Empowering Technology interface, or double-click the Acer ePower Management icon in the task tray. ...
... 8 Acer ePower Management Acer ePower Management features a straightforward user interface. AC mode The default setting is "Maximum Performance." Or, you can adjust CPU speed, LCD brightness and other... settings, or click on buttons to three of the window. DC mode To suit your own profiles. Entertainment, Presentation, Word Processing, and Maximum Battery. To launch it, select Acer... ePower Management from the Empowering Technology interface, or double-click the Acer ePower Management icon in the task tray. ...
TravelMate 2490 - 4230 - 4280 User's Guide EN
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Hotkeys The computer employs hotkeys or key combinations to provide a variety of the computer's controls like screen brightness, volume output and the BIOS utility. Key Description Windows key Pressed alone, this key has the same effect as clicking the right mouse key button; ...
Hotkeys The computer employs hotkeys or key combinations to provide a variety of the computer's controls like screen brightness, volume output and the BIOS utility. Key Description Windows key Pressed alone, this key has the same effect as clicking the right mouse key button; ...
TravelMate 2490 - 4230 - 4280 User's Guide EN
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..." on and off. Increases the sound volume. + Volume down Increases the screen brightness. Puts the computer in Acer Empowering Technology. Turns the internal touchpad on page 1. Decreases the screen brightness. Switches display output between the display screen, external monitor (if connected) and both. Launches Acer ePower Management in Sleep mode. 28 English Hotkey Icon + Function Hotkey help...
..." on and off. Increases the sound volume. + Volume down Increases the screen brightness. Puts the computer in Acer Empowering Technology. Turns the internal touchpad on page 1. Decreases the screen brightness. Switches display output between the display screen, external monitor (if connected) and both. Launches Acer ePower Management in Sleep mode. 28 English Hotkey Icon + Function Hotkey help...
TravelMate 2490 - 4230 - 4280 User's Guide EN
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... the following: • Is a non-bootable (non-system) disk in Sleep mode. The computer's power management system automatically blanks the screen to the appropriate resolution. Press + (increase) to adjust the brightness level. • The display device might be too low. Image is set to save power. Easy solutions are using on an...
... the following: • Is a non-bootable (non-system) disk in Sleep mode. The computer's power management system automatically blanks the screen to the appropriate resolution. Press + (increase) to adjust the brightness level. • The display device might be too low. Image is set to save power. Easy solutions are using on an...