Acer Aspire S7-391 - Computer Security; Password Protection

Machine Maintenance 3-11
5. Remove the four screws securing the left and right speakers to the upper case assembly.
Figure 3-11. Left and Right Speaker Screws
6. Detach the left and right speakers from the upper case assembly.
Figure 3-12. Left and Right Speakers
Table 3-11. Screws
Step Screw Quantity Screw Type
Speaker Module Disassembly M2 x L2 4