Dell Inspiron 15-7579 Service Manual page 42

3 Note the speaker cable routing and remove the speaker cable from the
routing guides on the palm-rest assembly.
1 latch
3 palm-rest assembly
5 tape
4 Peel off the foam that secures the status-light board to the palm-rest
assembly.
5 Peel off the status-light board cable from the palm-rest assembly.
42
2 status-light board cable
4 speaker cable
6 routing guides (3)