RIA Novosti reported that the issue with discharged battery has been resolved

The RIA Novosti news agency reported, that the discharged KhIT battery, which had required to postpone the launch of the Spektr-RG observatory to a backup date on July 12, was replaced by specialists at the Baikonur cosmodrome.

“The chemical current source has been replaced. The re-erect of the rocket to the launch pad is planned on July 8. The launch is scheduled on July 12 at 15.31 Moscow time,” said the agency source.