The meeting then continues with a doubles and two more singles matches on Saturday.
In the doubles match, Sweden's Filip Bergevi and André Göransson face Mirza Basic/Tomislav Brkic.
Who will play Saturday's singles matches has not been decided.
Thus, 19-year-old Leo Borg has to wait at least one more day for his DC debut.
Borg, ranked 509th in the world, otherwise has a lot of Davis Cup qualities in his genes.
In 1972, father Björn Borg made history as the youngest player to win a match in the Davis Cup, and with the victory got his international breakthrough.
SVT broadcasts the international match against Bosnia-Herzegovina, which is played Friday-Saturday.