Panasonic TC-L39EM6X Service Manual page 54

11.5. Speaker unit
1. Remove the speaker units.
2. Remove the 4 screws.
3. Remove the speaker bracket x 4pcs.
11.6. Metal parts
1. Remove the 4 screws.
2. Remove the metal (metal bracket bottom ).
3. Remove the 4 metal (LCD MTG side).