First, I'd like to admit that blogging isn't my thing. I wanted to case file some of my more interesting work here, however, having a new little wee one reduces the amount of time for things like this!
Nevertheless, a client showed me a Denon amp that has no LED display.
The Amp has a 100mA fuse. (Upper left in the pic above.) You can tell it's dead if you have no continuity across it when the amp is unplugged. When the lid is off and you are looking at the amp from the back, (LCD display away from you.) the fuse is in the upper right hand side...
I removed it, cleaned up the solder through holes with solder wick, bent and trimmed the leads of the new one, and inserted it as such.. (On the solder side, not the component side. <tsk! tsk!>
The results being...
https://www.digikey.ca/short/jjw5vb
The service manual can be found here.
If you'd like to perform this repair yourself, great! Else, you can contact me here to arrange shipping and handling.