The Joke Man

Learn why Marantz HEOS stops working and how to fix network, app, account, and firmware issues fast.

Learn why Marantz receiver surround sound stops working and how to diagnose settings, wiring, HDMI, and speaker issues quickly.

A practical guide to diagnosing Marantz receiver Dolby Atmos not working issues, from HDMI settings to speaker layout and firmware.

Learn why a PS5 may not output 120Hz through a Marantz receiver and how to fix HDMI, HDR, and settings issues fast.

Learn why Marantz SR6015 HDMI ARC fails and how to restore TV audio with targeted settings, cable checks, and firmware fixes.

Learn why a Marantz receiver subwoofer may stop working and how to diagnose settings, wiring, crossover, and hardware issues fast.

Learn why a Marantz receiver has no sound, from input settings to speaker wiring, and how to troubleshoot each issue efficiently.

Learn why Marantz receiver lip sync problems happen and how to fix delay, audio processing, HDMI, and TV settings fast.