GX-D90 is an active speaker system from Onkyo, it features Onkyo Micro Fiber diaphragm and 90kHz tweeter, it has 3 inputs, can be used as audio device or computer monitor.
This user manual explains how to install and use the ONKYO GX-D90 powered speaker system. It includes safety warnings, handling instructions, and detailed descriptions of each component and its function.
Key sections cover speaker connection, external device connections, magnetic shielding design, cabinet care, troubleshooting, specifications, and service contact information, helping users operate the system safely and reliably. This manual is written in Japanese.
| 定格周波数範囲 | 48Hz-90kHz |
|---|---|
| クロスオーバー周波数 | 10kHz |
| 最大出力 | 15W+15W（4Ω） |
| 入力インピーダンス | 47kΩ以上 |
| ウーファー | 9cm OMF コーン |
| デジタルINサンプリング周波数 | 32, 44.1, 48, 96kHz/24bit対応 |
| 電源 | 100V（50/60Hz） |
| 消費電力 | 34W |
| 入出力端子 | デジタル入力×2（光1/同軸1）、アナログ入力×1（RCA）、サブウーファー出力×1（RCA）、ヘッドホン出力×1（3.5mm） |
| 外形寸法 | Rch 123×229×195 mm, Lch 123×229×178 mm |
| 質量 | Rch 3.2 kg, Lch 1.7 kg |
Use the supplied R‑channel ↔ L‑channel connection cable (B) and follow the step‑by‑step instructions to attach each speaker to its respective output terminals.
Check that the power plug is fully inserted and that the main power switch on the rear panel is set to ON; the power indicator will light when the unit is receiving power.
Wipe the cabinet with a soft cloth; for heavy dirt use a diluted neutral detergent applied with a soft cloth, then dry with a clean cloth. Avoid solvents, alcohol, or abrasive materials.