Hi Diego!   Yeah, I've tried mentioned default credentials. I found root of cause. Actually new password didn't meet default minimum requirements policy. Funny thing, there is no pop-up window about wrong password. Nothing. I suppose, this issue should be marked as a bug.
Hi! As I'm trying to enter WebGUI of Dell PowerVault TL1000, I got a problem: default password should be changed for new. But new password is always wrong. There are no success with any combination of new password. I tried IE, Firefox, Chrome - no luck. Tried to reset to default TL1000 as well. Firmware is 0109.3000 Can anybody help me to resolve this issue. Thanks in advance!    
Dell PowerVault TL1000 cannot reset default GUI password