Bizhub colour 350 Gradation bar not appear on display

[naeem334]

For gradation adjustment no [Gradation Bar] on disply even in utility mode also not appeare. thanks in advance

[CraigW]

Switch OFF (OFF is default) the Bias Voltage Choice in the Tech. Rep. Mode under Image Process Adjust.

[BR549]

Dev Bias Choice I think it's called.

[naeem334]

thanks