Hi all,   It appears I have a dead driver in one side of my 250 ohm Beyerdynamic DT770s I purchased in 2008 (thread here). I got them on sale for $113, so it doesn't really seem worth it to buy a pricey replacement driver from the factory (especially if they retail for ~$75 each on the UK...

I have a pair of Beyerdynamic DT 770s from a few years back. The left side no longer produces any sound. I opened them up to see if there was a loose wire. They're wired just like the ones in this guide (the left wiring connects to a tab on the right driver before splitting off). Here's what I...