The only way to unlock an iPad with a passcode, other than entering the passcode, is to "restore" it to its original factory settings.
Nanị ụzọ Ị kpọghee ekwt gị iPad na a mkpọchi paswọọdụ, ndị ọzọ karịa abanye passcode, bụ iweghachi gị iPad na mbụ ụlọ ọrụ ntọala.