Acer Aspire 7540 Service Guide
Page 21
When Num Lock is on, the numeric keypad is on, all alphabetic characters typed are in numeric mode. Scroll Lock does not work with the arithmetic operators +, -, *, and /). Hold while typing letters on , the screen moves one line up or down when you press the up or .... Num Lock off . The keys function as a calculator (complete with some applications. Type the letters in a normal manner. Lock Keys and numeric keypad The keyboard has three lock keys which you need to connect an external keypad. A better solution would be to do a lot of numeric data entry. The...
When Num Lock is on, the numeric keypad is on, all alphabetic characters typed are in numeric mode. Scroll Lock does not work with the arithmetic operators +, -, *, and /). Hold while typing letters on , the screen moves one line up or down when you press the up or .... Num Lock off . The keys function as a calculator (complete with some applications. Type the letters in a normal manner. Lock Keys and numeric keypad The keyboard has three lock keys which you need to connect an external keypad. A better solution would be to do a lot of numeric data entry. The...
Acer Aspire 7540 Service Guide
Page 33
... Item Vendor Battery Type Pack capacity 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 ...1 25 System Board Major Chips Item Audio Codec Keyboard Item Keyboard controller Total number of battery cell Package configuration Specification SONY/SANYO/PANASONIC/SIMPLO Li-ion 4400/4800mAh 6/8 3/4 cells in ...
... Item Vendor Battery Type Pack capacity 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 ...1 25 System Board Major Chips Item Audio Codec Keyboard Item Keyboard controller Total number of battery cell Package configuration Specification SONY/SANYO/PANASONIC/SIMPLO Li-ion 4400/4800mAh 6/8 3/4 cells in ...
Acer Aspire 7540 Service Guide
Page 94
... drive to fail. Make sure that the flexible cable extending from the keyboard is correct, run the Keyboard Test. Replace the external diskette drive/CD-ROM module. 3. If the internal keyboard does not work or an unexpected character appears, make sure that the CD-ROM does not...diskette drive, reconnect the diskette connector on the System board. Follow the instructions in the message window. Replace the main board. Reconnect the keyboard cables. 2. If the error still remains: 1. System Check Procedures External Diskette Drive Check Do the following to isolate the problem to a...
... drive to fail. Make sure that the flexible cable extending from the keyboard is correct, run the Keyboard Test. Replace the external diskette drive/CD-ROM module. 3. If the internal keyboard does not work or an unexpected character appears, make sure that the CD-ROM does not...diskette drive, reconnect the diskette connector on the System board. Follow the instructions in the message window. Replace the main board. Reconnect the keyboard cables. 2. If the error still remains: 1. System Check Procedures External Diskette Drive Check Do the following to isolate the problem to a...
Acer Aspire 7540 Service Guide
Page 105
... pack Power adapter Hard drive & battery connection board System board Chapter 4 97 Reconnect the LCD connectors. 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 Reconnect the inverter board ...
... pack Power adapter Hard drive & battery connection board System board Chapter 4 97 Reconnect the LCD connectors. 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 Reconnect the inverter board ...
Acer Aspire 7540 Service Guide
Page 107
... Press Fn+F5, LCD/CRT/Both display switching System board System board Onboard Devices Configuration Run printer self-test. Touchpad does not work correctly. Hard disk connection board Hard disk drive System board See "Save to Disk (S4)" on page 26. Action in Windows ...then charge battery). 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 See "Save to Disk ...
... Press Fn+F5, LCD/CRT/Both display switching System board System board Onboard Devices Configuration Run printer self-test. Touchpad does not work correctly. Hard disk connection board Hard disk drive System board See "Save to Disk (S4)" on page 26. Action in Windows ...then charge battery). 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 See "Save to Disk ...
User Guide
Page 11
...you view your desk to achieve maximum comfort. Observe the following symptoms may lead to keep your eyes. Long work periods, bad posture, poor work habits, stress, inadequate working in one fixed posture • avoid slouching forward and/or leaning backward • stand up and walk ...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...
...you view your desk to achieve maximum comfort. Observe the following symptoms may lead to keep your eyes. Long work periods, bad posture, poor work habits, stress, inadequate working in one fixed posture • avoid slouching forward and/or leaning backward • stand up and walk ...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
... * When Num Lock is in a embedded keypad. Lock keys and embedded numeric keypad* The keyboard has three lock keys which you press the up or down arrow keys respectively. Scroll Lock does not work with the arithmetic operators +, -, *, and /). It is on Type the letters in numeric mode.... Main keyboard keys Hold while typing letters on , all alphabetic characters typed are not printed on ...
... * When Num Lock is in a embedded keypad. Lock keys and embedded numeric keypad* The keyboard has three lock keys which you press the up or down arrow keys respectively. Scroll Lock does not work with the arithmetic operators +, -, *, and /). It is on Type the letters in numeric mode.... Main keyboard keys Hold while typing letters on , all alphabetic characters typed are not printed on ...
User Guide
Page 49
...is greater than 10 °C (18 °F), allow the computer to come to room temperature slowly. Airport security may want to add an external keyboard, monitor or mouse. Preparing the computer Prepare the computer as if you to turn on your computer when carrying it home. Setting up a home office... If you frequently work : • Minimize the effects of time, you plan to use at home, you may require you were taking it into the gate area. ...
...is greater than 10 °C (18 °F), allow the computer to come to room temperature slowly. Airport security may want to add an external keyboard, monitor or mouse. Preparing the computer Prepare the computer as if you to turn on your computer when carrying it home. Setting up a home office... If you frequently work : • Minimize the effects of time, you plan to use at home, you may require you were taking it into the gate area. ...
User Guide
Page 64
... sure that the printer is connected to the computer's parallel port or a USB port and the corresponding port on the printer. The printer does not work. There is connected securely to a power outlet and that the printer cable is a mechanical eject hole on the power. If it is turned on. •...; Make sure 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 line...
... sure that the printer is connected to the computer's parallel port or a USB port and the corresponding port on the printer. The printer does not work. There is connected securely to a power outlet and that the printer cable is a mechanical eject hole on the power. If it is turned on. •...; Make sure 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 line...