Konica Minolta BIZHUB PRO 1050E Operator's Manual page 390

9
If Auto shut-off is activated on the tandem machine during the tandem
job setting, the tandem mode will be released automatically.
Selected tandem mode will be released automatically when the master
machine activates Auto low power/Auto shut-off.
Press [Power Save] to release Auto shut-off if required, then select the
tandem mode again to restart the procedure.
9-72
Setting Output Methods
bizhub PRO 1050/1050e