This document is an operation manual for the DS1280(DS) product, mainly describing the safety precautions and usage instructions of the product.
This manual begins with important safety information, emphasizing proper grounding, keeping the unit away from moisture and heat sources, and using the supplied power cord and fuse. It also explains the required precautions when changing the voltage selector or servicing the unit.
The remainder of the guide describes the front‑panel controls, rear‑panel connectors, system and effect settings, password protection, and technical specifications. Detailed step‑by‑step procedures show how to select and edit effects, adjust parameters, and configure MIDI, S/PDIF and AD/DA functions. This manual is written in Chinese.
| Input connector type | XLR / 1/4" balanced |
|---|---|
| Input impedance | 40 kΩ balanced, 20 kΩ unbalanced |
| Output connector type | XLR / 1/4" |
| Maximum output level | +10 dB, 600 Ω |
| Frequency response | ±20 Hz – 20 kHz, 0.25 dB |
| Total harmonic distortion | 0.25 dB |
| Power supply | 100‑120 VAC or 200‑240 VAC |
| Dimensions | 45 mm × 482 mm × 152 mm |
| Weight | Net 2 kg, Gross 3 kg |
| Display | 2 × 16 character LCD with backlight |
| MIDI interface | 5‑pin DIN / RS‑232 |
| S/PDIF | 75 Ω input and output |
| AD/DA resolution | 24‑bit |
Disconnect the power‑supply cord before adjusting the voltage selector.