Re: SmartUPS 700 will not turn on

First post and digging up an old one!

I have a Smart UPS 700 within identical symptoms. No lights/beeps/etc....

I have a few of these (with known good batteries) kicking around so I grabbed one of those battery trays to test with. Unfortunately, that didn't help.

Anyone know where to get schematics? I see I can get one of these for ~$30 (working) on eBay but I like to tinker. Unfortunately, I've lost my "troubleshoot without schematics" skills over the years. I see no physical issues (burnt...