KAC-6403 4/3/2 channel amplifier user manual, introduces the product's safety precautions, installation, maintenance, and usage methods
This manual begins with safety precautions for installing the KAC-6403, such as using 5mm² (AWG8) or larger wiring, avoiding metal objects, and ensuring proper grounding. It also covers routine maintenance, cleaning, and protection‑function awareness.
The second part explains the control panel, input selectors, filter switches, speaker‑impedance requirements, bridge‑mode wiring, and includes a full set of technical specifications and troubleshooting procedures. This manual is written in Chinese.
| Maximum output power | 500 W |
|---|---|
| Signal‑to‑noise ratio | 100 dB |
| Current consumption | 25 A |
| Dimensions (W×H×D) | 330 × 60 × 230 mm |
| Weight | 2.7 kg |
Use vehicle‑grade wiring of at least 5 mm² (AWG8), avoid dropping metal objects into the unit, and ensure proper grounding before connecting power.
When the protection function triggers, the power‑indicator LED turns off and the amplifier stops operating.
For stereo mode the speaker impedance must be 2 Ω or higher; for bridge mode it must be 4 Ω or higher.