The Motherboard - Welcome to Valhalla: Inside the New 250GB Xbox 360 Slim
Xbox 360 S 250GB Console Model 1439 Bundle Accessories Plus Games Tested Cleaned | eBay
Ben Heck ponders Xbox 360 Slim: Motherboard, Memory Unit support, internal hard drive | Engadget
Found an Xbox 360 S motherboard with wireless board in a scrapyard, is it possible to turn it on for testing without the original PSU and front panel button? : r/consolerepair
Xbox 360 Arcade Slim Console with built-in 4GB Storage - Japan Version
Disassembling the Internals of the Xbox 360 - Inside Microsoft's Xbox 360