Acer Aspire 7540 Service Guide
Page 96
... light up, remove the battery pack and let it has been configured. If the charge indicator still does not light up , replace the DC/DC charger board. Touchpad Check If the touchpad doesn't work, do the following: From Software: 1. Reconnect the touchpad cables. 2. Replace the system board. The following lists the...
... light up, remove the battery pack and let it has been configured. If the charge indicator still does not light up , replace the DC/DC charger board. Touchpad Check If the touchpad doesn't work, do the following: From Software: 1. Reconnect the touchpad cables. 2. Replace the system board. The following lists the...