SEOUL (Reuters) - SK Hynix Inc (>> SK Hynix Inc), part of the winning consortium for Toshiba Corp's (>> Toshiba Corp) chip unit, said on Thursday that some key issues still needed to be agreed upon.

Toshiba said on Wednesday it had agreed to sell the prized unit to a consortium led by U.S. private equity firm Bain Capital and expectations of a formal signing on Thursday had been high.

"There are some key issues still to be agreed upon in the content approved by Toshiba's board," the South Korean chipmaker said in a regulatory filing, adding that it would continue with discussions.

(Reporting by Joyce Lee; Editing by Edwina Gibbs)

Stocks treated in this article : Toshiba Corp, SK Hynix Inc