Amid job with Microsoft ’s Xbox , include wrong systems that engender a $ 1 billion promise two calendar week ago to prolong warranties , the head of the company ’s interactional entertainment business resigned Wednesday .

Peter Moore , who spent four and a half years at Microsoft as the corporate vice prexy for the Interactive Entertainment Business ( IEB ) , said his expiration from Microsoft is unrelated to problems with Xbox , including the company ’s price of admission to “ world-wide hardware failures ” chivvy Xbox 360 consoles and Microsoft ’s subsequent toast to pass more than $ 1 billion to offer warranties .

“ [ Leaving ] is something that has been in the body of work for a few calendar week and is whole and dead unrelated to anything that has gone on in the [ Xbox ] clientele in the past few hebdomad . It is strictly about phratry … and a desire to get back to our Bay Area roots , ” Moore say on apodcastposted on the web log of Larry Hryb , Xbox Live managing director of programming at Microsoft .

Moore said he is joining Electronic Arts ( EA ) as the President of the United States of EA Sports , which give rise gambling title like Madden NFL and NCAA College Football that run on Xbox and Xbox 360 . Ironically , Don Mattrick , a former president at EA , will take over for Moore on July 30 .

“ Somebody called it a surety exchange , ” Moore joked . He said Mattrick has been in an consultatory role to the Xbox team and the transition should be a smooth one .

“ masses will drop a line what they drop a line , ” Moore say . “ All I can say is that they need to realise this accord between myself and EA was signed about five hebdomad ago , way before the last work was completed on the warranty [ liquidation ] . It is completely unrelated . ”

“ The people I really care about know the truth and that is all you could ask for , ” he articulate .

Moore said he was leaving Microsoft with “ unhappiness in my heart . ”

Microsoft ’s Xbox has itself been in a sad state of affairs the past few week .

On July 5 , Microsoft take on that its Xbox 360 console were piling up “ an unacceptable act of repairs . ” The companionship pledge to observe the beginning of what it termed “ general ironware loser ” and said that Xbox 360 customers who experience a failure will get a three - year guarantee from their escort of purchase .

Microsoft is strike a $ 1.05 billion to $ 1.15 billion pre - tax charge to its earnings to cover the disbursal . In plus , Microsoft will retroactively reimburse customer who have paid for their repairs .

“ We value our community of interests tremendously and await at this as an investiture in our customer foundation . We look forward to great things to add up , ” said Robbie Bach , president of Microsoft ’s Entertainment & Devices Division in a instruction July 5 .

Microsoft also faces a $ 5 million federal grade - action case in Florida that claims an Xbox defect harm game disks and makes them unusable . The suit claim the consoles were “ negligently designed and manufactured . ”

Xbox also has been the focal point of fiscal struggles within Microsoft ’s Home and Entertainment business . During Microsoft ’s fiscal 2006 , Home and Entertainment mail a 160 percent run departure in the division mostly attributable to a $ 1.64 billion gain in toll of gross associated with the identification number of Xbox 360 console sold and gamy Xbox 360 unit costs . Microsoft allege it was sell the Xbox at a “ electronegative margin . ”

In his nearly five years at Microsoft , Moore established alliances with diligence giant Square Enix and legendary developer Hironobu Sakaguchi ( Mistwalker ) , Yoshiki Okamoto ( Game Republic ) and Tetsuya Mizuguchi ( Q Entertainment ) , and bring EA onto the Xbox platform . Before Microsoft , Moore was Chief Executive and COO of SEGA of America .