Will this ABANDONED eBay Pioneer SX-750 make sound?

Need tools? Here's a video showing what I use (with links!):    • Must-Have Tools For Working On Vintag...   Check out part 2 featuring the power washer:    • Power Washing My Pioneer SX-750 And S...   I've done it again, folks. I've purchased the worst PIONEER receiver on eBay! I bought this unit advertised as untested so I really had no idea what I was getting myself into.