Failed 2701HG-B power supply

The “wall-wort” AC adapter on my 2-wire 2701HG-B AT&T DSL modem/router died after roughly 2 years. This was protected by a decent UPS, and a whole-house surge protector, so I don’t think lightning was an issue. AT&T was no help, they insisted the only option was to purchase a complete new gateway for $100 and […]