This document introduces the features and functions of Roland CUBE-20X guitar amplifier, including 20W output power, high-performance DSP, 6 different COSM effects, LEAD and JCLEAN channel switching, power compression function, built-in tuner, 3-band equalizer, panel EFX effects, recording and headphone output, etc.
This manual provides safety instructions, proper usage guidelines, and detailed descriptions of the CUBE-20X’s control panel, including the SELECT switch, TUNER, POWER SQUEEZER, and EFX knobs. It also covers connection methods for INPUT, AUX IN, RECORDING OUT/PHONES, and optional footswitches.
Additional sections give example tone settings for various music styles, technical specifications such as output power and speaker size, and maintenance advice. The document is intended for owners who want to operate the amplifier safely and get the most out of its built‑in COSM effects. This manual is written in Chinese.
| Output power | 20 W |
|---|---|
| Speaker size | 20 cm (8 inch) |
| Rated input level (INPUT) | -10 dBu / 1 MΩ |
| Rated input level (AUX IN) | -10 dBu |
| Power supply voltage | AC 117 V, 230 V or 240 V |
Use the SELECT switch on the front panel or an optional BOSS FS‑5U/FS‑6 footswitch to toggle between JC CLEAN and LEAD channels.