This document provides precautions for using the YAMAHA speaker system, including installation requirements, measures to prevent damage and fire hazards.
This document serves as the official user guide for the Yamaha NS-777 and NS-555 speaker systems. It outlines essential safety precautions to prevent injury or damage, such as avoiding exposure to moisture, heat sources, and unstable surfaces. The manual details proper installation procedures, including how to attach stability stands and connect speakers using either standard or bi-wired methods.
| Frequency Response | 30 Hz – 35 kHz (NS-777) |
|---|---|
| Nominal Impedance | 6 ohms |
| Sensitivity | 89 dB/2.83 V/m (NS-777) |
| Dimensions (W x H x D) | 276 mm x 1100 mm x 390 mm |
| Weight | 24.4 kg |
Remove the speaker terminal cover by gently pulling it toward you, tighten the terminal knob, and simply insert the banana plug into the terminal.
Bi-wired connections use two pairs of cables for mid-woofer/woofer and tweeter separately, which decreases modulation distortion caused by electric resistance.
Yes, the front cover is fastened at six points and can be removed by holding both sides and pulling straight away from the speaker.