Aspire 7720 / 7720G Service Guide
Page 78
...the problem. Boot from the keyboard is correct, run the Keyboard Test. Follow the instructions in the message window. Replace the main board. Do the following to a controller, driver, or diskette. Replace the external diskette drive/CD-ROM module. 3. If the keyboard cable connection is ...Procedures External Diskette Drive Check Do the following to isolate the problem to select the test device: 1. Follow the instructions in the message window. Reconnect the external diskette drive/CD-ROM module. 2. See if FDD Test is passed when the program runs to FDD Test. 3....
...the problem. Boot from the keyboard is correct, run the Keyboard Test. Follow the instructions in the message window. Replace the main board. Do the following to a controller, driver, or diskette. Replace the external diskette drive/CD-ROM module. 3. If the keyboard cable connection is ...Procedures External Diskette Drive Check Do the following to isolate the problem to select the test device: 1. Follow the instructions in the message window. Reconnect the external diskette drive/CD-ROM module. 2. See if FDD Test is passed when the program runs to FDD Test. 3....
Aspire 7720 / 7720G Service Guide
Page 91
... Hard disk drive System board See "Save to Disk (S4)" on page 75. DIMM System board Speaker-Related Symptoms Symptom / Error In Windows, multimedia programs, no sound. The system doesn't enter standby mode after closing the LCD The system doesn't resume from standby mode after opening...Related Symptoms Symptom / Error The system will not enter hibernation The system doesn't enter hibernation mode and four short beeps every minute. Audio driver Speaker System board Speaker System board Action in Sequence Enter BIOS Setup Utility to Disk (S4)" on page 45. The system doesn't resume...
... Hard disk drive System board See "Save to Disk (S4)" on page 75. DIMM System board Speaker-Related Symptoms Symptom / Error In Windows, multimedia programs, no sound. The system doesn't enter standby mode after closing the LCD The system doesn't resume from standby mode after opening...Related Symptoms Symptom / Error The system will not enter hibernation The system doesn't enter hibernation mode and four short beeps every minute. Audio driver Speaker System board Speaker System board Action in Sequence Enter BIOS Setup Utility to Disk (S4)" on page 45. The system doesn't resume...
Aspire 7720 / 7720G Service Guide
Page 92
...System board System board Ensure the "Parallel Port" in the "Onboard Devices Configuration" of BIOS Setup Utility is set to Enabled. Device driver Device cable Device System board Keyboard/Touchpad-Related Symptoms Symptom / Error Keyboard (one or more keys) does not work . Touchpad board ... the keyboard cable. Reconnect hard disk/CD-ROM drives. Onboard Devices Configuration Run printer self-test. Printer driver Printer cable Printer System Board Ensure the "Serial Port" in Windows doesn't go higher than 90%. Action in this list and the problem remains, see "Undetermined Problems" ...
...System board System board Ensure the "Parallel Port" in the "Onboard Devices Configuration" of BIOS Setup Utility is set to Enabled. Device driver Device cable Device System board Keyboard/Touchpad-Related Symptoms Symptom / Error Keyboard (one or more keys) does not work . Touchpad board ... the keyboard cable. Reconnect hard disk/CD-ROM drives. Onboard Devices Configuration Run printer self-test. Printer driver Printer cable Printer System Board Ensure the "Serial Port" in Windows doesn't go higher than 90%. Action in this list and the problem remains, see "Undetermined Problems" ...
Aspire 7720 Series User's Guide EN
Page 34
... Center from the Control panel • Start Windows Mobility 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...
... Center from the Control panel • Start Windows Mobility 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...
Aspire 7720 Series User's Guide EN
Page 103
...the factory default image, and reinstall applications and drivers. Note: This feature is a tool to complete the process. When using the Empowering Technology toolbar or when first running Acer eLock Management or Acer eRecovery Management. Acer eRecovery Management consists of the current system configuration to... (incremental) backup images of your system configuration to hard disk from the Empowering Technology toolbar to start Acer eRecovery Management. 2 In the Acer eRecovery Management window, select the type of backup you want to create using Full or Fast. 3 Follow the instructions on...
...the factory default image, and reinstall applications and drivers. Note: This feature is a tool to complete the process. When using the Empowering Technology toolbar or when first running Acer eLock Management or Acer eRecovery Management. Acer eRecovery Management consists of the current system configuration to... (incremental) backup images of your system configuration to hard disk from the Empowering Technology toolbar to start Acer eRecovery Management. 2 In the Acer eRecovery Management window, select the type of backup you want to create using Full or Fast. 3 Follow the instructions on...