Acer Aspire S7-391 - Frequently Asked Questions; Common Hardware and Software Issues

3-28 Machine Maintenance
12. Release the connector latch (1) from the mainboard, then disconnect the keyboard cable (2).
Figure 3-40. Keyboard Cable
13. Remove the six screws securing the mainboard to the upper case.
Figure 3-41. Mainboard Screws
Table 3-41. Screws
Step Screw Quantity Screw Type
Mainboard Disassembly M2 × L3 6