The front LCD (or OSD via HDMI) should display one of the following:
Summary recommendations
The process takes 5–15 minutes. The unit may cycle power 2–3 times. This is normal. harman kardon avr 151 software update
Most common final versions: or v1.03 .
CEC on the AVR 151 is buggy. Turn it off in the menu: Settings → HDMI → Control → Off . Use universal remotes instead. The front LCD (or OSD via HDMI) should
(120V). Using regional software for the wrong market can damage the product and void the warranty.
About 60% of users report improvement. 40% see no change or encounter update difficulties. harman kardon avr 151 software update
If you are looking to perform the update yourself, I can help you with the specifics if you tell me: What is your ?