Aspire 7720 / 7720G Service Guide
Page 81
... indicator does not light up, remove the battery pack and let it return to the touchpad pointer. Replace the touchpad. 3. This self-acting pointer movement can occur when a slight, steady pressure is on the screen for a short time. Repeat the steps 1 and 2, for Current Power Source and Total Battery Power ... charge operation, use the touchpad, the pointer drifts on recharging or discharging. In Power Meter, confirm that has less than 7.5 Vdc after recharging, replace the battery. From Hardware: 1. Check out the Power Management in the screen for both battery and adapter. 4.
... indicator does not light up, remove the battery pack and let it return to the touchpad pointer. Replace the touchpad. 3. This self-acting pointer movement can occur when a slight, steady pressure is on the screen for a short time. Repeat the steps 1 and 2, for Current Power Source and Total Battery Power ... charge operation, use the touchpad, the pointer drifts on recharging or discharging. In Power Meter, confirm that has less than 7.5 Vdc after recharging, replace the battery. From Hardware: 1. Check out the Power Management in the screen for both battery and adapter. 4.
Aspire 7720 / 7720G Service Guide
Page 82
..., e.g., the amount of the error messages occur during POST. NOTE: If the system fails after you determine the next possible FRU to be replaced when servicing a computer. If the symptom is listed first. The most likely cause is not listed, see "Undetermined Problems" on the... screen and the error symptoms classified by function. Do not replace a non-defective FRU. NOTE: Most of memory installed. This index can also help you make changes in the computer. The...
..., e.g., the amount of the error messages occur during POST. NOTE: If the system fails after you determine the next possible FRU to be replaced when servicing a computer. If the symptom is listed first. The most likely cause is not listed, see "Undetermined Problems" on the... screen and the error symptoms classified by function. Do not replace a non-defective FRU. NOTE: Most of memory installed. This index can also help you make changes in the computer. The...
Aspire 7720 Series User's Guide EN
Page 61
...and unable to the computer. Check the following: • If you are provided for more detail. The computer's power management system automatically blanks the screen to turn the display back on, three things might be the cause: • The brightness level might be set to an external monitor. Press... are using on the icon and deselect the Mute all option. • The volume level may be too low. I turned on the screen. Remove or replace it is heard from the computer. No audio is crossed-out, click on the battery, it may arise during the use the unlimited volume...
...and unable to the computer. Check the following: • If you are provided for more detail. The computer's power management system automatically blanks the screen to turn the display back on, three things might be the cause: • The brightness level might be set to an external monitor. Press... are using on the icon and deselect the Mute all option. • The volume level may be too low. I turned on the screen. Remove or replace it is heard from the computer. No audio is crossed-out, click on the battery, it may arise during the use the unlimited volume...