This document is the user manual for HT-757A 2.1 channel karaoke audio system. It mainly introduces the use of the product, troubleshooting methods for common problems, etc.
This manual explains safety precautions, proper handling, and warranty information for the Sanyo HT-757A karaoke system. It emphasizes checking the power plug, avoiding wet or conductive environments, and not attempting repairs without authorized service personnel.
The guide details unpacking, wiring of audio sources (DVD, TV, CD), speaker connections, and operation of the control panel, including volume, bass, treble, and microphone settings. Technical specifications such as power supply, output power, and speaker characteristics are listed for reference. This manual is written in Chinese.
| Power supply | AC 110V 60Hz |
|---|---|
| Power consumption | 165W |
| Main system subwoofer weight | 9.2 kg |
| Main channel speaker weight | 4.7 kg each |
| Main channel output power | 24 W (≥22 W) |
| Subwoofer output power | 60 W (≥55 W) |
| Subwoofer crossover frequency | 120 Hz |
| Recommended fuse | AC 250 V / 1.25 A glass tube |
Use a glass‑tube fuse rated at AC 250 V and 1.25 A.
The HT‑757A consumes 165 W of power during operation.