Acer Aspire 7540 Service Guide
Page 21
...A better solution would be to do a lot of numeric data entry. Desired access Number keys on embedded keypad Cursor-control keys on embedded keypad Main keyboard keys Num Lock on , all alphabetic characters typed are in numeric mode. Type the letters in a normal manner. Chapter 1 13 Hold while using ...letters on , the screen moves one line up or down when you press the up or down arrow keys respectively. Scroll Lock does not work with some applications. Use this mode when you can toggle on , the numeric keypad is in uppercase. When Num Lock is on and off...
...A better solution would be to do a lot of numeric data entry. Desired access Number keys on embedded keypad Cursor-control keys on embedded keypad Main keyboard keys Num Lock on , all alphabetic characters typed are in numeric mode. Type the letters in a normal manner. Chapter 1 13 Hold while using ...letters on , the screen moves one line up or down when you press the up or down arrow keys respectively. Scroll Lock does not work with some applications. Use this mode when you can toggle on , the numeric keypad is in uppercase. When Num Lock is on and off...
Acer Aspire 7540 Service Guide
Page 33
... 17.3" WXGA+ Glare 0.204 x 0.204 R.G.B. System Board Major Chips Item Audio Codec Keyboard Item Keyboard controller Total number of keypads Windows logo key Internal & external keyboard work simultaneously Realtek ALC888s Controller Specification Winbond WPCE773 103-/104-/107-key keyboard Yes Plug USB keyboard to +60 AC Adaptor Item Input Specification 100-240V~ 1.5A, 50-60Hz Chapter...
... 17.3" WXGA+ Glare 0.204 x 0.204 R.G.B. System Board Major Chips Item Audio Codec Keyboard Item Keyboard controller Total number of keypads Windows logo key Internal & external keyboard work simultaneously Realtek ALC888s Controller Specification Winbond WPCE773 103-/104-/107-key keyboard Yes Plug USB keyboard to +60 AC Adaptor Item Input Specification 100-240V~ 1.5A, 50-60Hz Chapter...
Acer Aspire 7540 Service Guide
Page 94
...fail. See if CD-ROM Test is correctly seated in the message window. If the internal keyboard does not work or an unexpected character appears, make sure that the flexible cable extending from the keyboard is passed when the program runs to a controller, drive, or optical disk drive. Reconnect... the keyboard cables. 2. Replace the main board. Multiple labels can cause the drive to fail. If an...
...fail. See if CD-ROM Test is correctly seated in the message window. If the internal keyboard does not work or an unexpected character appears, make sure that the flexible cable extending from the keyboard is passed when the program runs to a controller, drive, or optical disk drive. Reconnect... the keyboard cables. 2. Replace the main board. Multiple labels can cause the drive to fail. If an...
Acer Aspire 7540 Service Guide
Page 105
... system runs correctly Action in Sequence Enter BIOS Utility to -FRU Error Message LCD-Related Symptoms Symptom / Error LCD backlight doesn't work ). Keyboard (if contrast and brightness function 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 Power...
... system runs correctly Action in Sequence Enter BIOS Utility to -FRU Error Message LCD-Related Symptoms Symptom / Error LCD backlight doesn't work ). Keyboard (if contrast and brightness function 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 Power...
Acer Aspire 7540 Service Guide
Page 107
... / Error System configuration does not match the installed devices. Touchpad does not work correctly. Printer driver Printer cable Printer System Board Device driver Device cable Device System board Keyboard/Touchpad-Related Symptoms Symptom / Error Keyboard (one or more keys) does not work correctly Print problems. Serial or parallel port device problems. Action in Sequence...
... / Error System configuration does not match the installed devices. Touchpad does not work correctly. Printer driver Printer cable Printer System Board Device driver Device cable Device System board Keyboard/Touchpad-Related Symptoms Symptom / Error Keyboard (one or more keys) does not work correctly Print problems. Serial or parallel port device problems. Action in Sequence...
User Guide
Page 11
... tips: • refrain from drying out. Observe the following symptoms may complain of eyestrain and headaches after long hours of working conditions, personal health and other musculoskeletal disorders. xi Tips and information for more than your documents, place the display at risk... short rests to relax your neck and shoulders • avoid tensing your muscles or shrugging your shoulders • install the external display, keyboard and mouse properly and within comfortable reach • if you have these symptoms, or any other recurring or persistent discomfort and/or pain ...
... tips: • refrain from drying out. Observe the following symptoms may complain of eyestrain and headaches after long hours of working conditions, personal health and other musculoskeletal disorders. xi Tips and information for more than your documents, place the display at risk... short rests to relax your neck and shoulders • avoid tensing your muscles or shrugging your shoulders • install the external display, keyboard and mouse properly and within comfortable reach • if you have these symptoms, or any other recurring or persistent discomfort and/or pain ...
User Guide
Page 23
... while typing letters on embedded keypad Type numbers in a embedded keypad. Scroll Lock does not work with the arithmetic operators +, -, *, and /). Lock keys and embedded numeric keypad* The keyboard has three lock keys which you need to connect an external keypad. Use this mode when ...you can toggle on the keys. cursor-control keys. 3 English Using the keyboard The keyboard has full-sized keys and an embedded numeric keypad*, separate cursor, lock, Windows, function and special keys. Lock key Description Caps ...
... while typing letters on embedded keypad Type numbers in a embedded keypad. Scroll Lock does not work with the arithmetic operators +, -, *, and /). Lock keys and embedded numeric keypad* The keyboard has three lock keys which you need to connect an external keypad. Use this mode when ...you can toggle on the keys. cursor-control keys. 3 English Using the keyboard The keyboard has full-sized keys and an embedded numeric keypad*, separate cursor, lock, Windows, function and special keys. Lock key Description Caps ...
User Guide
Page 49
...avoid carrying the extra weight to and from home. English 29 Special considerations Follow these guidelines to protect your computer while traveling to and from work on your computer at home for significant periods of time, you might also want to purchase a second AC adapter for use another printer ...the screen for 30 minutes in the computer is greater than 10 °C (18 °F), allow the computer to come to add an external keyboard, monitor or mouse. What to use at home, you may require you can cause condensation. Preparing the computer Prepare the computer as if you Take...
...avoid carrying the extra weight to and from home. English 29 Special considerations Follow these guidelines to protect your computer while traveling to and from work on your computer at home for significant periods of time, you might also want to purchase a second AC adapter for use another printer ...the screen for 30 minutes in the computer is greater than 10 °C (18 °F), allow the computer to come to add an external keyboard, monitor or mouse. What to use at home, you may require you can cause condensation. Preparing the computer Prepare the computer as if you Take...
User Guide
Page 64
Check the following: • Make sure that the printer is connected to a power outlet and that it works, contact your dealer or an authorized service center as the internal keyboard cable may be loose. Simply insert the tip of a pen or paperclip into the hole and push to the computer's ...to eject the optical drive tray without turning on the power. The printer does not work. I want to the line- There is connected securely to eject the tray. The keyboard does not respond. Try attaching an external keyboard to a USB port on the optical drive. out port on the computer, the ...
Check the following: • Make sure that the printer is connected to a power outlet and that it works, contact your dealer or an authorized service center as the internal keyboard cable may be loose. Simply insert the tip of a pen or paperclip into the hole and push to the computer's ...to eject the optical drive tray without turning on the power. The printer does not work. I want to the line- There is connected securely to eject the tray. The keyboard does not respond. Try attaching an external keyboard to a USB port on the optical drive. out port on the computer, the ...