If you want to move forward with updating your device, let me know:
Updating the firmware on your Harman Kardon AVR 151 (or AVR 1510S/1510/230C) is essential for maintaining optimal performance, fixing bugs, and improving compatibility with modern source devices. While this 5.1-channel, 375-watt receiver is a robust workhorse, it does not support automatic over-the-air updates. harman kardon avr 151 software update
Given the near-certainty that a new firmware update is not available, here is the best course of action: If you want to move forward with updating
It was a rainy Tuesday evening when Elias finally decided to address the "Ghost" in his living room. For months, his Harman Kardon AVR 151—sleek, black, and famously minimalist—had been performing a strange ritual. Every time he turned it on, the blue ring of light around the volume knob would pulse, the display would flash "UPDATE... UPDATE..." and then, after five seconds of silence, the receiver would click off. For months, his Harman Kardon AVR 151—sleek, black,