You know, if you are going to request for help, you need to do YOUR part. Searching and reading the relevant info is always a "must", even when requesting for help.
First, you need that procedure you pointed to, ONLY if you have that specific problem / error.
Second, if only you just "navigate" UBCD, you would have found the path to Smart Boot Manager.
Third, even before downloading UBCD, if you would have read the comments in that same page you pointed to, you would had found:
The newer UBCD has a different menu. Look under HDD to find Smart Boot Manager…then follow the directions as posted in the article.
which is the path to Smart Boot Manager in UBCD 5.0.3.
You are always welcome to ask, but please be sure you are willing to do your