A good manual. Had everything i needed to make the repair.
Text excerpt from page 56 (click to view)
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DISMANTLING INSTRUCTIONS (SPEAKER BOX)
Dismantling of the Front/Rear Speaker Box
1) The Speaker Box can be separated from the Aluminium Body by using a screw driver as shown in Step 1. 2) Use the screw driver and push in the direction as shown in Step 2 to unlock the Hook. 3) Lift the Speaker Box upward in the direction as shown in Step 3 to detach it from the Aluminium Body.