User manual YAMAHA VS6

[. . . ] Always follow the basic precautions listed below to avoid the possibility of serious injury or even death from electrical shock, short-circuiting, damages, fire or other hazards. These precautions include, but are not limited to, the following: Do not open the device or attempt to disassemble the internal parts or modify them in any way. [. . . ] Even if the output power of the amplifier is lower than the power rating (PGM) of this device, use of excessive input signals resulting clipping may cause damage to the device. Malfunction or fire may occur especially when the following sounds or noises are generated: - feedback, when using a microphone - continuous and extreme volume sound from a musical instrument - extreme continuous distorted sound - noise caused by plugging/unplugging the cable while the amplifier is turned on Yamaha cannot be held responsible for damage caused by improper use or modifications to the device. Unpack the contents and confirm that all the following items are included Speaker × 2, Bracket × 2, Retaining knob × 4, Terminal cover × 2, Terminal cover screw × 4. Using the bracket as a template, mark the locations (four points for M5 and two points for M10) of the key hole slots on the mounting area. Use the appropriate screws (M5 or M10) for the mounting surface to fix the bracket to the wall/ceiling. The central hole in the bracket can be used to thread the speaker cables, as required. # Position the speaker in the bracket and secure it using two retaining knobs. If the bracket is used for wall/ceiling mounting, use of a safety wire (not included) is advised to prevent the speaker from falling. Secure each safety wire through the bore for the safety wire in each bracket. The speakers are designed to be waterproof against water impact up to 60° on either side from vertical (IPX3). [. . . ] & Set the desired speaker angle by loosening the two retaining knobs, and secure it in place by tightening the two retaining knobs. The front grill can be removed for refinishing/painting by removing the retaining pins at the top and bottom of the speaker, being careful not to break them. [. . . ]