AV Center DTX-7.7 is a 7.1-channel amplifier from Onkyo. It supports THX specification, has a built-in THX Surround EX decoder, and supports Dolby Digital EX, DTS 96/24, DTS Neo:6, MPEG-2 AAC and other decoding formats. It is equipped with a 192kHz/24bit D/A converter and uses Vector Linear Shaping Circuitry technology to achieve the conversion from digital signals to pure analog signals. It supports HDMI, D4/component, S-Video and other audio and video input and output interfaces, supports RS232 control, and is equipped with OSD function and learning/pre-programming/macro function remote control.
This manual explains how to install and operate the Onkyo DTX-7.7 AV Center. It covers safety precautions, proper handling, and the functions of the main unit and remote control. Detailed sections describe connecting speakers, video sources, and configuring HDMI, digital audio, and zone‑2 outputs.
The guide also includes instructions for initial setup, listening‑mode selection, macro‑learning of remote commands, and troubleshooting common issues such as remote‑signal loss, water intrusion, or physical damage. A warranty and repair information section is provided at the end. This manual is written in Japanese.
| HDMI ports | 2 inputs, 1 output |
|---|---|
| Multi‑channel inputs | 5.1/7.1 multi‑channel input terminals |
Stop using it, put it in standby, unplug the power cord, and have the unit inspected by an authorized service center.