Quinn Garland The RX-V685 joins Wi-Fi through the MusicCast CONTROLLER app or its own SETUP menu. Here’s every method, how to confirm the connection, and what to do when it won’t connect.
Yamaha lists Ver. 2.17 as the current RX-V685 firmware. Here’s how to check your version, update over the network or from a USB flash drive, and fix an update that fails or never appears.
The RX-V685 resets from a hidden front-panel menu, not the remote. Here’s the exact key sequence, the difference between INIT VIDEO and ALL, and a checklist for setting the receiver back up.
Step-by-step Auto Calibration for the Sony STR-DH790, including how to place the mic, prepare the subwoofer, clear Error 30 to Warning 43, and pick Full Flat, Engineering, or Front Ref.
What PROTECT means on the Sony STR-DH790, how to find the speaker or wire that trips it, the model-specific wiring traps, and when it’s time for service.
The STR-DH790’s HDMI Signal Format setting hides in the front-panel menu. Here’s how to set it to ENHANCED, what to change on your TV, and what to do if the picture goes black.
A 5.1.2 Dolby Atmos setup for the Sony STR-DH790: which terminals to use, how to choose the right height speaker type, the Easy Setup choices, and fixes for silent height speakers.
The front-panel reset for the Sony STR-DH790, what CLEARING and CLEARED * mean, when a reset is the wrong fix, and the 7.2-channel settings to rebuild afterward.
A silent STR-DH590 subwoofer is usually a setting: a pattern without .1, the 2ch Stereo sound field, or speakers set to Large. Here’s the fix order, from the likeliest cause to the last resort.
Wire your speakers and subwoofer, then let Easy Setup’s Auto Calibration measure them with the supplied mic. This guide covers placement, wiring, calibration steps, error codes, and fine-tuning.