Packard Bell EasyNote BU Series Disassembly Manual page 13

Fig. 16 The heat shield and location of the cables.
2. Disconnect two flat cables and the round cable with the connector.
a. Flat cable (launch board): lift the clip and slide out the cable.
Fig. 17 The launch board cable.
b. Rounded cable (Fingerprint reader): pull out.
c. Flat cable (touchpad cable): push the white clips to the right (see
picture) to release the cable. Pull out the cable.
EasyNote BU Disassembly Manual 13