The Grammy Award-winning rapper was confined to the cell for stashing a charger and headphones for a digital music player in a potato chip bag in his cell.
Previously was allowed to spend most of the day mingling with other inmates at the Rikers Island jail complex. But now he will be spending 23 hours a day in his new cell and kept apart from other inmates during recreation time.
The rapper, born Dwayne Carter, has been in jail since March and is expected to be released Nov. 4. He pleaded guilty to attempted criminal possession of a weapon.
The Associated Press contributed to this report.