This document is about the safety instructions for the TRUTH B2030A/B2031A speakers. It reminds users to pay attention to the instructions for using the power switch and maintaining the equipment. It also mentions that the color and technical data of the product may have slight differences from the actual product.
This manual covers important safety precautions, such as never opening the cabinet, ensuring proper grounding, and keeping the speakers away from water or heat sources. It also explains the power‑switch symbols, fuse replacement, and recommended handling during transport and maintenance.
The guide details the operating elements, connection methods (balanced XLR or 6.3 mm jack), room‑compensation switches, and provides full technical data including power ratings, frequency response, SPL limits, dimensions and weight. This manual is written in Chinese.
| Input impedance | 10 kΩ |
|---|---|
| Maximum input level | +22 dBu |
| Low‑frequency driver size (B2030A) | 172 mm (6.75 in) |
| High‑frequency driver size (B2030A) | 19 mm ball‑type |
| Frequency response | 50 Hz – 21 kHz |
| Maximum SPL | 113 dB SPL @ 1 m |
| Power consumption (B2030A) | 110 W max |
| Dimensions (B2030A) | 317 mm × 214 mm × 211 mm (H × W × D) |
| Weight (B2030A) | ≈ 9.84 kg |
Place each speaker on a flat, stable base or speaker rack, keep a generous distance from walls, and use isolation pads or foam to reduce vibration.
Use balanced XLR or balanced 6.3 mm jack cables for the inputs; balanced connections minimise noise and hum.