Acer Aspire V3-551G Acer V3-551 and 551G Notebook Service Guide - Page 82

Touchpad Failure If the touchpad fail, perform the following: Start OK Check M/B T/P FFC NG OK Check Logic NG Upper OK Swap M/B Re-assemble the T/P FFC to M/B Swap/Re-assemble the T/P board or T/P board or T/P FFC Figure 4:5. Touchpad Failure 4-8 Troubleshooting