Aspire 7720 / 7720G Service Guide
Page 78
...when the program runs to CD-ROM Test. 3. NOTE: Make sure that the diskette does not have any label attached to a controller, driver, or diskette. Make sure that the flexible cable extending from the keyboard is correct, run the Keyboard Test. See if CD-ROM Test ...FRU: 1. Reconnect the external diskette drive/DVD-ROM module. 2. Replace the external diskette drive/CD-ROM module. 3. Follow the instructions in the message window. Replace the keyboard. 3. The following to isolate the problem to FDD Test. 3. If an error occurs with the internal diskette drive, reconnect the ...
...when the program runs to CD-ROM Test. 3. NOTE: Make sure that the diskette does not have any label attached to a controller, driver, or diskette. Make sure that the flexible cable extending from the keyboard is correct, run the Keyboard Test. See if CD-ROM Test ...FRU: 1. Reconnect the external diskette drive/DVD-ROM module. 2. Replace the external diskette drive/CD-ROM module. 3. Follow the instructions in the message window. Replace the keyboard. 3. The following to isolate the problem to FDD Test. 3. If an error occurs with the internal diskette drive, reconnect the ...
Aspire 7720 / 7720G Service Guide
Page 91
DIMM System board Speaker-Related Symptoms Symptom / Error In Windows, multimedia programs, no sound. Internal speakers make noise or emit no sound comes from the keyboard) Hard disk drive System board Press Fn+oand see ... Memory-Related Symptoms Symptom / Error Memory count (size) appears different from standby mode after closing the LCD The system doesn't resume from hibernation mode. Audio driver Speaker System board Speaker System board Action in Sequence See "Save to Disk (S4)" on page 45. Action in Sequence See "Check the Battery Pack...
DIMM System board Speaker-Related Symptoms Symptom / Error In Windows, multimedia programs, no sound. Internal speakers make noise or emit no sound comes from the keyboard) Hard disk drive System board Press Fn+oand see ... Memory-Related Symptoms Symptom / Error Memory count (size) appears different from standby mode after closing the LCD The system doesn't resume from hibernation mode. Audio driver Speaker System board Speaker System board Action in Sequence See "Save to Disk (S4)" on page 45. Action in Sequence See "Check the Battery Pack...
Aspire 7720 / 7720G Service Guide
Page 92
... Settings", then reboot system. Refresh battery (continue use battery until power off, then charge battery). External display does not work . Device driver Device cable Device System board Keyboard/Touchpad-Related Symptoms Symptom / Error Keyboard (one or more keys) does not work correctly. Remove battery ...Symptoms Symptom / Error Action in Sequence Internal modem does not work correctly Print problems. Serial or parallel port device problems. Action in Windows doesn't go higher than 90%. Modem phone port modem combo board System board NOTE: If you cannot find a symptom or an ...
... Settings", then reboot system. Refresh battery (continue use battery until power off, then charge battery). External display does not work . Device driver Device cable Device System board Keyboard/Touchpad-Related Symptoms Symptom / Error Keyboard (one or more keys) does not work correctly. Remove battery ...Symptoms Symptom / Error Action in Sequence Internal modem does not work correctly Print problems. Serial or parallel port device problems. Action in Windows doesn't go higher than 90%. Modem phone port modem combo board System board NOTE: If you cannot find a symptom or an ...
Aspire 7720 Series User's Guide EN
Page 34
... Center from the Accessories program group in one easy-to-find place, so you can quickly configure your Acer system to the Acer user guide, drivers and utilities. Empowering Technology 14 Windows Mobility Center The Windows Mobility Center collects key mobile-related system settings in the Start menu Settings include display brightness, power plan, volume...
... Center from the Accessories program group in one easy-to-find place, so you can quickly configure your Acer system to the Acer user guide, drivers and utilities. Empowering Technology 14 Windows Mobility Center The Windows Mobility Center collects key mobile-related system settings in the Start menu Settings include display brightness, power plan, volume...
Aspire 7720 Series User's Guide EN
Page 103
...external optical disc burner before entering Acer eRecovery Management for optical disc-related ...first running Acer eLock Management or Acer eRecovery Management. English 82 Acer eRecovery Management Acer eRecovery Management ...is set using Full or Fast. 3 Follow the instructions on certain models. When using Acer... toolbar to start Acer eRecovery Management. 2 In the Acer eRecovery Management window, select the type... CD or DVD. Acer eRecovery Management consists of the current system...
...external optical disc burner before entering Acer eRecovery Management for optical disc-related ...first running Acer eLock Management or Acer eRecovery Management. English 82 Acer eRecovery Management Acer eRecovery Management ...is set using Full or Fast. 3 Follow the instructions on certain models. When using Acer... toolbar to start Acer eRecovery Management. 2 In the Acer eRecovery Management window, select the type... CD or DVD. Acer eRecovery Management consists of the current system...