premium plus scan problems

Hi all having problem's with my azbox prem plus scanning on 28.2 east have the lastest kernel 3.4.4 and tryed most of the latest images i had my older channel list from previous kernel but was lossing to many channel's so tryed a scaning:rocco: my spiderbox has great signal and scan's no problem however the azbox doe's not get as good a signal and start's off good and get's about 400+ channel's up too about 40% then goe's very very slow and get's no more channel's so having to use a different chan list and bouquets which i do not like (like own) have also put a different satellite cfg file and tryed different editor's.Box scanned perfect on old kernel.Any help much appriciated.Cheer's:caz3: